China Gold International Resources Corp. Ltd. Announces Transformational Mineral Resource Update for Jiama - Measured Mineral Resource Increased 523% and Proven Mineral Reserve Increased 1170%

Original announcement by tmx on

Company
China Gold International Resources Corp. Ltd.
Ticker
CGG
Exchange
TSX
Region
Tibet Autonomous Region, People's Republic of China
Primary commodity
Copper
Secondary commodities
Molybdenum, Gold, Silver, Lead, Zinc
Document categories
Resource update
Extracted
2026-09-19 14:32:14 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

China Gold International Resources Corp. Ltd. announced a significant update to the Mineral Resource and Reserve estimates for its Jiama Copper Polymetallic Project in Tibet, China, effective June 30, 2026. Measured Mineral Resources increased by 523% to 623 Mt, and Proven Mineral Reserves increased by 1170%. The update highlights substantial growth in contained copper, gold, and silver, providing a robust foundation for future production expansion and mine life extension.

Reasoning: The document reports a transformational update to mineral resources and reserves for the Jiama project, showing significant increases in Measured resources and Proven reserves, along with substantial growth in contained metal across multiple commodities. The update reflects successful exploration and provides a strong foundation for future development, despite a reduction in open-pit reserves.

Positive factors

  • Significant increase in Measured Mineral Resources (523%) and Proven Mineral Reserves (1170%)
  • Substantial growth in contained metal for copper, gold, and silver across all resource categories
  • High average grades for both resources and reserves, particularly for underground mining
  • Conversion of resources to reserves, with a notable increase in underground reserves
  • Compliance with NI 43-101 reporting standards and QP sign-off

Negative factors

  • Open-pit ore reserves have dropped compared to prior estimates, though still supporting a long mine life
  • Metal equivalent assumptions are disclosed but not fully detailed (e.g., recoveries for individual metals not explicitly stated in the CuEq formula)

Low confidence — this extraction should be reviewed alongside the original source.

Facts used in scoring: 118

Classification and evidence

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: Measured mineral resource increased 523% from 100 Mt to 623 Mt.

Evidence · text

“Measured mineral resource increased 523% from 100 Mt to 623 Mt.”

Proven Reservepositive

Measured Resource with demonstrated economic viability after applying modifying factors.

Why it applies: Proven Mineral Reserve Increased 1170%

Evidence · text

“Proven Mineral Reserve Increased 1170%”

Tonnage Growthpositive

Tonnage increase reaching the strong tier vs prior estimate, with grade maintained or improved.

Why it applies: Measured mineral resource increased 523% from 100 Mt to 623 Mt. Total reserve increased 51% from 440 Mt to 665 Mt.

Evidence · text

“Measured mineral resource increased 523% from 100 Mt to 623 Mt. Total reserve increased 51% from 440 Mt to 665 Mt.”

Contained Metal Growthpositive

True scale improvement — contained metal ounces/tonnes increased vs prior, accounting for both tonnage and grade changes.

Why it applies: The Measured and Indicated resources are 1335 Mt with copper metal increasing by 3 million tonnes, gold by 7.12 million ounces, silver by 247.23 million ounces. The inferred resources are 454.7 Mt with copper metal increased by 1.74 million tons, gold by 2.72 million ounces, silver by 116.3 million ounces.

Evidence · text

“The Measured and Indicated resources are 1335 Mt with copper metal increasing by 3 million tonnes, gold by 7.12 million ounces, silver by 247.23 million ounces. The inferred resources are 454.7 Mt with copper metal increased by 1.74 million tons, gold by 2.72 million ounces, silver by 116.3 million ounces.”

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: A Mineral Resource estimate, with an effective date of June 30, 2026, has been completed by Changchun Gold Design Institute (“CGDI”) in accordance with the CIM Definition Standards and Best Practice Guidelines under NI 43-101

Evidence · text

“A Mineral Resource estimate, with an effective date of June 30, 2026, has been completed by Changchun Gold Design Institute (“CGDI”) in accordance with the CIM Definition Standards and Best Practice Guidelines under NI 43-101”

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: Tony (Yingting) Guo, PhD, PGeo and Chaoxian (Ian) Zhou, MSc estimated the Mineral Resources. This Mineral Resource Estimation (MRE) was estimated with an effective date of 30 June 2026, and depleted to account for annual production up until 31 December 2025.

Evidence · text

“Tony (Yingting) Guo, PhD, PGeo and Chaoxian (Ian) Zhou, MSc estimated the Mineral Resources.”

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: China Gold International Resources Corp. Ltd. Announces Transformational Mineral Resource Update for Jiama

Evidence · text

“China Gold International Resources Corp. Ltd. Announces Transformational Mineral Resource Update for Jiama”

Metal Equivalent Opaquenegative · Story-specific tag

Metal equivalent grade reported without disclosing the price, recovery, or payability assumptions used. Requires an actual metal equivalent grade; a combined elemental basket such as PGE is not a metal equivalent.

Why it applies: CuEq = Cu+0.01*Ag+1.69*Mo+0.79*Au ; Cu, 4.66 USD/ lb , Mo , 20 USD/ lb , A g,40 USD/oz and Au, 2890 USD/oz .

Evidence · text

“CuEq = Cu+0.01*Ag+1.69*Mo+0.79*Au ; Cu, 4.66 USD/ lb , Mo , 20 USD/ lb , A g,40 USD/oz and Au, 2890 USD/oz .”

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: A current resource fact retains the disclosed cut-off grade

Extracted facts

Stored fact records: 118. Some facts used in scoring do not have a stored record.

Resource Estimates (118)

measuredJiama · copperTonnes: 565900000Grade: 0.73Grade Unit: %Contained Metal: 4.09Contained Unit: mtView all details
Link to this fact

Identity

Project
Jiama
Commodity
copper
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:91c87386f6d2a881d7a2
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
measured
Tonnes
565900000
Grade
0.73
Grade Unit
%
Contained Metal
4.09
Contained Unit
mt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.21
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Measured resource for copper in the Mining License Area shows a high grade and significant contained metal, contributing to the overall positive resource update.

Positive factors

  • High grade for copper
  • Significant tonnage in Measured category
  • Contained metal is substantial

Evidence · table

“0.73”

Context: 565.9

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

measuredJiama · molybdenumTonnes: 565900000Grade: 0.04Grade Unit: %Contained Metal: 0.2Contained Unit: mtView all details
Link to this fact

Identity

Project
Jiama
Commodity
molybdenum
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:91c87386f6d2a881d7a2
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
measured
Tonnes
565900000
Grade
0.04
Grade Unit
%
Contained Metal
0.2
Contained Unit
mt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.21
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Measured molybdenum resource in the Mining License Area adds significant byproduct value to the overall resource, with a good grade and contained metal.

Positive factors

  • Significant contained molybdenum as a byproduct
  • High tonnage in Measured category

Evidence · table

“0.04”

Context: 565.9

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

measuredJiama · silverTonnes: 565900000Grade: 13.93Grade Unit: g/tContained Metal: 253.46Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
silver
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:91c87386f6d2a881d7a2
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
measured
Tonnes
565900000
Grade
13.93
Grade Unit
g/t
Contained Metal
253.46
Contained Unit
moz
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.21
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Measured silver resource in the Mining License Area is substantial, with a good grade and significant contained ounces, enhancing the polymetallic nature of the project.

Positive factors

  • High grade for silver
  • Significant contained silver as a byproduct
  • Large tonnage in Measured category

Evidence · table

“13.93”

Context: 565.9

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

measuredJiama · goldTonnes: 565900000Grade: 0.3Grade Unit: g/tContained Metal: 5.52Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
gold
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:91c87386f6d2a881d7a2
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
measured
Tonnes
565900000
Grade
0.3
Grade Unit
g/t
Contained Metal
5.52
Contained Unit
moz
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.21
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Measured gold resource in the Mining License Area contributes meaningfully as a byproduct, with a good contained metal amount.

Positive factors

  • Significant contained gold as a byproduct
  • Large tonnage in Measured category

Evidence · table

“0.30”

Context: 565.9

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

measuredJiama · leadTonnes: 565900000Grade: 0.08Grade Unit: %Contained Metal: 474.28Contained Unit: ktView all details
Link to this fact

Identity

Project
Jiama
Commodity
lead
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:91c87386f6d2a881d7a2
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
measured
Tonnes
565900000
Grade
0.08
Grade Unit
%
Contained Metal
474.28
Contained Unit
kt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.21
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Measured lead resource in the Mining License Area adds to the polymetallic nature of the project with a notable contained metal amount.

Positive factors

  • Significant contained lead as a byproduct
  • Large tonnage in Measured category

Evidence · table

“0.08”

Context: 565.9

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

measuredJiama · zincTonnes: 565900000Grade: 0.05Grade Unit: %Contained Metal: 263.81Contained Unit: ktView all details
Link to this fact

Identity

Project
Jiama
Commodity
zinc
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:91c87386f6d2a881d7a2
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
measured
Tonnes
565900000
Grade
0.05
Grade Unit
%
Contained Metal
263.81
Contained Unit
kt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.21
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Measured zinc resource in the Mining License Area contributes to the polymetallic nature of the project with a notable contained metal amount.

Positive factors

  • Significant contained zinc as a byproduct
  • Large tonnage in Measured category

Evidence · table

“0.05”

Context: 565.9

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · copperTonnes: 598300000Grade: 0.71Grade Unit: %Contained Metal: 4.23Contained Unit: mtView all details
Link to this fact

Identity

Project
Jiama
Commodity
copper
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:5937f467a9ffb3037c15
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
598300000
Grade
0.71
Grade Unit
%
Contained Metal
4.23
Contained Unit
mt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.17
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Indicated resource for copper in the Mining License Area shows a high grade and significant contained metal, adding to the overall resource base.

Positive factors

  • High grade for copper
  • Significant tonnage in Indicated category
  • Contained metal is substantial

Evidence · table

“0.71”

Context: 598.3

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · molybdenumTonnes: 598300000Grade: 0.03Grade Unit: %Contained Metal: 0.2Contained Unit: mtView all details
Link to this fact

Identity

Project
Jiama
Commodity
molybdenum
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:5937f467a9ffb3037c15
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
598300000
Grade
0.03
Grade Unit
%
Contained Metal
0.2
Contained Unit
mt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.17
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Indicated molybdenum resource in the Mining License Area adds byproduct value to the overall resource, with a good contained metal amount.

Positive factors

  • Significant contained molybdenum as a byproduct
  • High tonnage in Indicated category

Evidence · table

“0.03”

Context: 598.3

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · silverTonnes: 598300000Grade: 13.37Grade Unit: g/tContained Metal: 257.28Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
silver
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:5937f467a9ffb3037c15
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
598300000
Grade
13.37
Grade Unit
g/t
Contained Metal
257.28
Contained Unit
moz
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.17
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Indicated silver resource in the Mining License Area is substantial, with a good grade and significant contained ounces, enhancing the polymetallic nature of the project.

Positive factors

  • High grade for silver
  • Significant contained silver as a byproduct
  • Large tonnage in Indicated category

Evidence · table

“13.37”

Context: 598.3

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · goldTonnes: 598300000Grade: 0.32Grade Unit: g/tContained Metal: 6.19Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
gold
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:5937f467a9ffb3037c15
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
598300000
Grade
0.32
Grade Unit
g/t
Contained Metal
6.19
Contained Unit
moz
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.17
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Indicated gold resource in the Mining License Area contributes meaningfully as a byproduct, with a good contained metal amount.

Positive factors

  • Significant contained gold as a byproduct
  • Large tonnage in Indicated category

Evidence · table

“0.32”

Context: 598.3

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · leadTonnes: 598300000Grade: 0.07Grade Unit: %Contained Metal: 420.37Contained Unit: ktView all details
Link to this fact

Identity

Project
Jiama
Commodity
lead
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:5937f467a9ffb3037c15
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
598300000
Grade
0.07
Grade Unit
%
Contained Metal
420.37
Contained Unit
kt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.17
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Indicated lead resource in the Mining License Area adds to the polymetallic nature of the project with a notable contained metal amount.

Positive factors

  • Significant contained lead as a byproduct
  • Large tonnage in Indicated category

Evidence · table

“0.07”

Context: 598.3

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · zincTonnes: 598300000Grade: 0.04Grade Unit: %Contained Metal: 221.95Contained Unit: ktView all details
Link to this fact

Identity

Project
Jiama
Commodity
zinc
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:5937f467a9ffb3037c15
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
598300000
Grade
0.04
Grade Unit
%
Contained Metal
221.95
Contained Unit
kt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.17
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Indicated zinc resource in the Mining License Area contributes to the polymetallic nature of the project with a notable contained metal amount.

Positive factors

  • Significant contained zinc as a byproduct
  • Large tonnage in Indicated category

Evidence · table

“0.04”

Context: 598.3

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

inferredJiama · copperTonnes: 357500000Grade: 0.69Grade Unit: %Contained Metal: 2.46Contained Unit: mtView all details
Link to this fact

Identity

Project
Jiama
Commodity
copper
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:f785b7498ce4e4e94ce0
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
inferred
Tonnes
357500000
Grade
0.69
Grade Unit
%
Contained Metal
2.46
Contained Unit
mt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.18
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Inferred resource for copper in the Mining License Area shows a high grade and significant contained metal, indicating future potential, though with lower confidence.

Positive factors

  • High grade for copper
  • Significant tonnage in Inferred category
  • Contained metal is substantial

Negative factors

  • Inferred category has lower geological confidence

Evidence · table

“0.69”

Context: 357.5

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

inferredJiama · molybdenumTonnes: 357500000Grade: 0.03Grade Unit: %Contained Metal: 0.11Contained Unit: mtView all details
Link to this fact

Identity

Project
Jiama
Commodity
molybdenum
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:f785b7498ce4e4e94ce0
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
inferred
Tonnes
357500000
Grade
0.03
Grade Unit
%
Contained Metal
0.11
Contained Unit
mt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.18
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Inferred molybdenum resource in the Mining License Area adds byproduct value, but with lower confidence due to its category.

Positive factors

  • Significant contained molybdenum as a byproduct
  • Large tonnage in Inferred category

Negative factors

  • Inferred category has lower geological confidence

Evidence · table

“0.03”

Context: 357.5

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

inferredJiama · silverTonnes: 357500000Grade: 14.37Grade Unit: g/tContained Metal: 165.13Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
silver
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:f785b7498ce4e4e94ce0
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
inferred
Tonnes
357500000
Grade
14.37
Grade Unit
g/t
Contained Metal
165.13
Contained Unit
moz
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.18
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Inferred silver resource in the Mining License Area is substantial, with a good grade and significant contained ounces, but with lower confidence.

Positive factors

  • High grade for silver
  • Significant contained silver as a byproduct
  • Large tonnage in Inferred category

Negative factors

  • Inferred category has lower geological confidence

Evidence · table

“14.37”

Context: 357.5

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

inferredJiama · goldTonnes: 357500000Grade: 0.32Grade Unit: g/tContained Metal: 3.65Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
gold
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:f785b7498ce4e4e94ce0
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
inferred
Tonnes
357500000
Grade
0.32
Grade Unit
g/t
Contained Metal
3.65
Contained Unit
moz
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.18
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Inferred gold resource in the Mining License Area contributes as a byproduct, but with lower confidence due to its category.

Positive factors

  • Significant contained gold as a byproduct
  • Large tonnage in Inferred category

Negative factors

  • Inferred category has lower geological confidence

Evidence · table

“0.32”

Context: 357.5

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

inferredJiama · leadTonnes: 357500000Grade: 0.15Grade Unit: %Contained Metal: 520.21Contained Unit: ktView all details
Link to this fact

Identity

Project
Jiama
Commodity
lead
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:f785b7498ce4e4e94ce0
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
inferred
Tonnes
357500000
Grade
0.15
Grade Unit
%
Contained Metal
520.21
Contained Unit
kt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.18
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Inferred lead resource in the Mining License Area adds to the polymetallic nature of the project, but with lower confidence due to its category.

Positive factors

  • Significant contained lead as a byproduct
  • Large tonnage in Inferred category

Negative factors

  • Inferred category has lower geological confidence

Evidence · table

“0.15”

Context: 357.5

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

inferredJiama · zincTonnes: 357500000Grade: 0.05Grade Unit: %Contained Metal: 194.09Contained Unit: ktView all details
Link to this fact

Identity

Project
Jiama
Commodity
zinc
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:f785b7498ce4e4e94ce0
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
inferred
Tonnes
357500000
Grade
0.05
Grade Unit
%
Contained Metal
194.09
Contained Unit
kt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.18
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Inferred zinc resource in the Mining License Area contributes to the polymetallic nature of the project, but with lower confidence due to its category.

Positive factors

  • Significant contained zinc as a byproduct
  • Large tonnage in Inferred category

Negative factors

  • Inferred category has lower geological confidence

Evidence · table

“0.05”

Context: 357.5

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

measuredJiama · copperTonnes: 57200000Grade: 0.5Grade Unit: %Contained Metal: 0.28Contained Unit: mtView all details
Link to this fact

Identity

Project
Jiama
Commodity
copper
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:549485b1e7d6a7f1d469
Deposit or zone
Exploration License Area
Mining method
combined

Resource Data

Category
measured
Tonnes
57200000
Grade
0.5
Grade Unit
%
Contained Metal
0.28
Contained Unit
mt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.7
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Measured resource for copper in the Exploration License Area shows good grade and contained metal, indicating potential for future development.

Positive factors

  • Good grade for copper
  • Tonnage in Measured category

Evidence · table

“0.50”

Context: 57.2

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

measuredJiama · molybdenumTonnes: 57200000Grade: 0.02Grade Unit: %Contained Metal: 0.01Contained Unit: mtView all details
Link to this fact

Identity

Project
Jiama
Commodity
molybdenum
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:549485b1e7d6a7f1d469
Deposit or zone
Exploration License Area
Mining method
combined

Resource Data

Category
measured
Tonnes
57200000
Grade
0.02
Grade Unit
%
Contained Metal
0.01
Contained Unit
mt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.7
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Measured molybdenum resource in the Exploration License Area adds byproduct value, with a good contained metal amount.

Positive factors

  • Contained molybdenum as a byproduct
  • Tonnage in Measured category

Evidence · table

“0.02”

Context: 57.2

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

measuredJiama · silverTonnes: 57200000Grade: 5.51Grade Unit: g/tContained Metal: 10.13Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
silver
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:549485b1e7d6a7f1d469
Deposit or zone
Exploration License Area
Mining method
combined

Resource Data

Category
measured
Tonnes
57200000
Grade
5.51
Grade Unit
g/t
Contained Metal
10.13
Contained Unit
moz
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.7
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Measured silver resource in the Exploration License Area is substantial, with a good grade and contained ounces, enhancing the polymetallic nature of the project.

Positive factors

  • Good grade for silver
  • Significant contained silver as a byproduct
  • Tonnage in Measured category

Evidence · table

“5.51”

Context: 57.2

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

measuredJiama · goldTonnes: 57200000Grade: 0.14Grade Unit: g/tContained Metal: 0.26Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
gold
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:549485b1e7d6a7f1d469
Deposit or zone
Exploration License Area
Mining method
combined

Resource Data

Category
measured
Tonnes
57200000
Grade
0.14
Grade Unit
g/t
Contained Metal
0.26
Contained Unit
moz
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.7
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Measured gold resource in the Exploration License Area contributes as a byproduct, with a good contained metal amount.

Positive factors

  • Contained gold as a byproduct
  • Tonnage in Measured category

Evidence · table

“0.14”

Context: 57.2

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

measuredJiama · leadTonnes: 57200000Grade: 0.01Grade Unit: %Contained Metal: 4.52Contained Unit: ktView all details
Link to this fact

Identity

Project
Jiama
Commodity
lead
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:549485b1e7d6a7f1d469
Deposit or zone
Exploration License Area
Mining method
combined

Resource Data

Category
measured
Tonnes
57200000
Grade
0.01
Grade Unit
%
Contained Metal
4.52
Contained Unit
kt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.7
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Measured lead resource in the Exploration License Area adds to the polymetallic nature of the project, with a contained metal amount.

Positive factors

  • Contained lead as a byproduct
  • Tonnage in Measured category

Evidence · table

“0.01”

Context: 57.2

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

measuredJiama · zincTonnes: 57200000Grade: 0.01Grade Unit: %Contained Metal: 4.58Contained Unit: ktView all details
Link to this fact

Identity

Project
Jiama
Commodity
zinc
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:549485b1e7d6a7f1d469
Deposit or zone
Exploration License Area
Mining method
combined

Resource Data

Category
measured
Tonnes
57200000
Grade
0.01
Grade Unit
%
Contained Metal
4.58
Contained Unit
kt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.7
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Measured zinc resource in the Exploration License Area contributes to the polymetallic nature of the project, with a contained metal amount.

Positive factors

  • Contained zinc as a byproduct
  • Tonnage in Measured category

Evidence · table

“0.01”

Context: 57.2

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · copperTonnes: 113600000Grade: 0.48Grade Unit: %Contained Metal: 0.54Contained Unit: mtView all details
Link to this fact

Identity

Project
Jiama
Commodity
copper
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:8ec249098da7166c4d5a
Deposit or zone
Exploration License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
113600000
Grade
0.48
Grade Unit
%
Contained Metal
0.54
Contained Unit
mt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.68
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Indicated resource for copper in the Exploration License Area shows good grade and contained metal, adding to the overall resource base.

Positive factors

  • Good grade for copper
  • Significant tonnage in Indicated category

Evidence · table

“0.48”

Context: 113.6

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · molybdenumTonnes: 113600000Grade: 0.02Grade Unit: %Contained Metal: 0.02Contained Unit: mtView all details
Link to this fact

Identity

Project
Jiama
Commodity
molybdenum
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:8ec249098da7166c4d5a
Deposit or zone
Exploration License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
113600000
Grade
0.02
Grade Unit
%
Contained Metal
0.02
Contained Unit
mt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.68
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Indicated molybdenum resource in the Exploration License Area adds byproduct value, with a good contained metal amount.

Positive factors

  • Contained molybdenum as a byproduct
  • Tonnage in Indicated category

Evidence · table

“0.02”

Context: 113.6

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · silverTonnes: 113600000Grade: 5.41Grade Unit: g/tContained Metal: 19.75Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
silver
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:8ec249098da7166c4d5a
Deposit or zone
Exploration License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
113600000
Grade
5.41
Grade Unit
g/t
Contained Metal
19.75
Contained Unit
moz
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.68
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Indicated silver resource in the Exploration License Area is substantial, with a good grade and contained ounces, enhancing the polymetallic nature of the project.

Positive factors

  • Good grade for silver
  • Significant contained silver as a byproduct
  • Tonnage in Indicated category

Evidence · table

“5.41”

Context: 113.6

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · goldTonnes: 113600000Grade: 0.13Grade Unit: g/tContained Metal: 0.48Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
gold
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:8ec249098da7166c4d5a
Deposit or zone
Exploration License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
113600000
Grade
0.13
Grade Unit
g/t
Contained Metal
0.48
Contained Unit
moz
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.68
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Indicated gold resource in the Exploration License Area contributes as a byproduct, with a good contained metal amount.

Positive factors

  • Contained gold as a byproduct
  • Tonnage in Indicated category

Evidence · table

“0.13”

Context: 113.6

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · leadTonnes: 113600000Grade: 0.01Grade Unit: %Contained Metal: 6.08Contained Unit: ktView all details
Link to this fact

Identity

Project
Jiama
Commodity
lead
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:8ec249098da7166c4d5a
Deposit or zone
Exploration License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
113600000
Grade
0.01
Grade Unit
%
Contained Metal
6.08
Contained Unit
kt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.68
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Indicated lead resource in the Exploration License Area adds to the polymetallic nature of the project, with a contained metal amount.

Positive factors

  • Contained lead as a byproduct
  • Tonnage in Indicated category

Evidence · table

“0.01”

Context: 113.6

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · zincTonnes: 113600000Grade: 0.01Grade Unit: %Contained Metal: 8.22Contained Unit: ktView all details
Link to this fact

Identity

Project
Jiama
Commodity
zinc
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:8ec249098da7166c4d5a
Deposit or zone
Exploration License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
113600000
Grade
0.01
Grade Unit
%
Contained Metal
8.22
Contained Unit
kt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.68
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Indicated zinc resource in the Exploration License Area contributes to the polymetallic nature of the project, with a contained metal amount.

Positive factors

  • Contained zinc as a byproduct
  • Tonnage in Indicated category

Evidence · table

“0.01”

Context: 113.6

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

inferredJiama · copperTonnes: 97200000Grade: 0.48Grade Unit: %Contained Metal: 0.53Contained Unit: mtView all details
Link to this fact

Identity

Project
Jiama
Commodity
copper
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:714487e73df07557a999
Deposit or zone
Exploration License Area
Mining method
combined

Resource Data

Category
inferred
Tonnes
97200000
Grade
0.48
Grade Unit
%
Contained Metal
0.53
Contained Unit
mt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.68
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Inferred resource for copper in the Exploration License Area shows good grade and contained metal, indicating future potential, though with lower confidence.

Positive factors

  • Good grade for copper
  • Significant tonnage in Inferred category

Negative factors

  • Inferred category has lower geological confidence

Evidence · table

“0.48”

Context: 97.2

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

inferredJiama · molybdenumTonnes: 97200000Grade: 0.02Grade Unit: %Contained Metal: 0.02Contained Unit: mtView all details
Link to this fact

Identity

Project
Jiama
Commodity
molybdenum
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:714487e73df07557a999
Deposit or zone
Exploration License Area
Mining method
combined

Resource Data

Category
inferred
Tonnes
97200000
Grade
0.02
Grade Unit
%
Contained Metal
0.02
Contained Unit
mt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.68
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Inferred molybdenum resource in the Exploration License Area adds byproduct value, but with lower confidence due to its category.

Positive factors

  • Contained molybdenum as a byproduct
  • Tonnage in Inferred category

Negative factors

  • Inferred category has lower geological confidence

Evidence · table

“0.02”

Context: 97.2

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

inferredJiama · silverTonnes: 97200000Grade: 5.79Grade Unit: g/tContained Metal: 18.1Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
silver
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:714487e73df07557a999
Deposit or zone
Exploration License Area
Mining method
combined

Resource Data

Category
inferred
Tonnes
97200000
Grade
5.79
Grade Unit
g/t
Contained Metal
18.1
Contained Unit
moz
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.68
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Inferred silver resource in the Exploration License Area is substantial, with a good grade and contained ounces, but with lower confidence.

Positive factors

  • Good grade for silver
  • Significant contained silver as a byproduct
  • Tonnage in Inferred category

Negative factors

  • Inferred category has lower geological confidence

Evidence · table

“5.79”

Context: 97.2

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

inferredJiama · goldTonnes: 97200000Grade: 0.13Grade Unit: g/tContained Metal: 0.39Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
gold
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:714487e73df07557a999
Deposit or zone
Exploration License Area
Mining method
combined

Resource Data

Category
inferred
Tonnes
97200000
Grade
0.13
Grade Unit
g/t
Contained Metal
0.39
Contained Unit
moz
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.68
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Inferred gold resource in the Exploration License Area contributes as a byproduct, but with lower confidence due to its category.

Positive factors

  • Contained gold as a byproduct
  • Tonnage in Inferred category

Negative factors

  • Inferred category has lower geological confidence

Evidence · table

“0.13”

Context: 97.2

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

inferredJiama · leadTonnes: 97200000Grade: 0.01Grade Unit: %Contained Metal: 5.57Contained Unit: ktView all details
Link to this fact

Identity

Project
Jiama
Commodity
lead
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:714487e73df07557a999
Deposit or zone
Exploration License Area
Mining method
combined

Resource Data

Category
inferred
Tonnes
97200000
Grade
0.01
Grade Unit
%
Contained Metal
5.57
Contained Unit
kt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.68
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Inferred lead resource in the Exploration License Area adds to the polymetallic nature of the project, but with lower confidence due to its category.

Positive factors

  • Contained lead as a byproduct
  • Tonnage in Inferred category

Negative factors

  • Inferred category has lower geological confidence

Evidence · table

“0.01”

Context: 97.2

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

inferredJiama · zincTonnes: 97200000Grade: 0.01Grade Unit: %Contained Metal: 11.58Contained Unit: ktView all details
Link to this fact

Identity

Project
Jiama
Commodity
zinc
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:714487e73df07557a999
Deposit or zone
Exploration License Area
Mining method
combined

Resource Data

Category
inferred
Tonnes
97200000
Grade
0.01
Grade Unit
%
Contained Metal
11.58
Contained Unit
kt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.68
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Inferred zinc resource in the Exploration License Area contributes to the polymetallic nature of the project, but with lower confidence due to its category.

Positive factors

  • Contained zinc as a byproduct
  • Tonnage in Inferred category

Negative factors

  • Inferred category has lower geological confidence

Evidence · table

“0.01”

Context: 97.2

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

measuredJiama · copperTonnes: 623100000Grade: 0.71Grade Unit: %Contained Metal: 4.38Contained Unit: mtView all details
Link to this fact

Identity

Project
Jiama
Commodity
copper
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:c5e814110a3bda706177
Deposit or zone
Mining and Exploration License Areas at Jiama Mine
Mining method
combined

Resource Data

Category
measured
Tonnes
623100000
Grade
0.71
Grade Unit
%
Contained Metal
4.38
Contained Unit
mt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.15
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Measured resource for copper across both license areas shows a high grade and significant contained metal, representing a strong foundation.

Positive factors

  • High grade for copper
  • Significant tonnage in Measured category
  • Contained metal is substantial

Evidence · table

“0.71”

Context: 623.1

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

measuredJiama · molybdenumTonnes: 623100000Grade: 0.03Grade Unit: %Contained Metal: 0.21Contained Unit: mtView all details
Link to this fact

Identity

Project
Jiama
Commodity
molybdenum
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:c5e814110a3bda706177
Deposit or zone
Mining and Exploration License Areas at Jiama Mine
Mining method
combined

Resource Data

Category
measured
Tonnes
623100000
Grade
0.03
Grade Unit
%
Contained Metal
0.21
Contained Unit
mt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.15
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Measured molybdenum resource across both license areas adds significant byproduct value, with a good grade and contained metal.

Positive factors

  • Significant contained molybdenum as a byproduct
  • High tonnage in Measured category

Evidence · table

“0.03”

Context: 623.1

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

measuredJiama · silverTonnes: 623100000Grade: 13.16Grade Unit: g/tContained Metal: 263.59Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
silver
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:c5e814110a3bda706177
Deposit or zone
Mining and Exploration License Areas at Jiama Mine
Mining method
combined

Resource Data

Category
measured
Tonnes
623100000
Grade
13.16
Grade Unit
g/t
Contained Metal
263.59
Contained Unit
moz
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.15
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Measured silver resource across both license areas is substantial, with a good grade and significant contained ounces, enhancing the polymetallic nature of the project.

Positive factors

  • High grade for silver
  • Significant contained silver as a byproduct
  • Large tonnage in Measured category

Evidence · table

“13.16”

Context: 623.1

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

measuredJiama · goldTonnes: 623100000Grade: 0.29Grade Unit: g/tContained Metal: 5.77Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
gold
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:c5e814110a3bda706177
Deposit or zone
Mining and Exploration License Areas at Jiama Mine
Mining method
combined

Resource Data

Category
measured
Tonnes
623100000
Grade
0.29
Grade Unit
g/t
Contained Metal
5.77
Contained Unit
moz
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.15
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Measured gold resource across both license areas contributes meaningfully as a byproduct, with a good contained metal amount.

Positive factors

  • Significant contained gold as a byproduct
  • Large tonnage in Measured category

Evidence · table

“0.29”

Context: 623.1

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

measuredJiama · leadTonnes: 623100000Grade: 0.08Grade Unit: %Contained Metal: 478.8Contained Unit: ktView all details
Link to this fact

Identity

Project
Jiama
Commodity
lead
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:c5e814110a3bda706177
Deposit or zone
Mining and Exploration License Areas at Jiama Mine
Mining method
combined

Resource Data

Category
measured
Tonnes
623100000
Grade
0.08
Grade Unit
%
Contained Metal
478.8
Contained Unit
kt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.15
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Measured lead resource across both license areas adds to the polymetallic nature of the project with a notable contained metal amount.

Positive factors

  • Significant contained lead as a byproduct
  • Large tonnage in Measured category

Evidence · table

“0.08”

Context: 623.1

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

measuredJiama · zincTonnes: 623100000Grade: 0.04Grade Unit: %Contained Metal: 268.39Contained Unit: ktView all details
Link to this fact

Identity

Project
Jiama
Commodity
zinc
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:c5e814110a3bda706177
Deposit or zone
Mining and Exploration License Areas at Jiama Mine
Mining method
combined

Resource Data

Category
measured
Tonnes
623100000
Grade
0.04
Grade Unit
%
Contained Metal
268.39
Contained Unit
kt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.15
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Measured zinc resource across both license areas contributes to the polymetallic nature of the project with a notable contained metal amount.

Positive factors

  • Significant contained zinc as a byproduct
  • Large tonnage in Measured category

Evidence · table

“0.04”

Context: 623.1

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · copperTonnes: 711900000Grade: 0.68Grade Unit: %Contained Metal: 4.77Contained Unit: mtView all details
Link to this fact

Identity

Project
Jiama
Commodity
copper
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:2eb6aaf4fd1f20f10d45
Deposit or zone
Mining and Exploration License Areas at Jiama Mine
Mining method
combined

Resource Data

Category
indicated
Tonnes
711900000
Grade
0.68
Grade Unit
%
Contained Metal
4.77
Contained Unit
mt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.1
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Indicated resource for copper across both license areas shows a high grade and significant contained metal, adding to the overall resource base.

Positive factors

  • High grade for copper
  • Significant tonnage in Indicated category
  • Contained metal is substantial

Evidence · table

“0.68”

Context: 711.9

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · molybdenumTonnes: 711900000Grade: 0.03Grade Unit: %Contained Metal: 0.23Contained Unit: mtView all details
Link to this fact

Identity

Project
Jiama
Commodity
molybdenum
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:2eb6aaf4fd1f20f10d45
Deposit or zone
Mining and Exploration License Areas at Jiama Mine
Mining method
combined

Resource Data

Category
indicated
Tonnes
711900000
Grade
0.03
Grade Unit
%
Contained Metal
0.23
Contained Unit
mt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.1
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Indicated molybdenum resource across both license areas adds byproduct value, with a good contained metal amount.

Positive factors

  • Significant contained molybdenum as a byproduct
  • High tonnage in Indicated category

Evidence · table

“0.03”

Context: 711.9

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · silverTonnes: 711900000Grade: 12.1Grade Unit: g/tContained Metal: 277.03Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
silver
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:2eb6aaf4fd1f20f10d45
Deposit or zone
Mining and Exploration License Areas at Jiama Mine
Mining method
combined

Resource Data

Category
indicated
Tonnes
711900000
Grade
12.1
Grade Unit
g/t
Contained Metal
277.03
Contained Unit
moz
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.1
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Indicated silver resource across both license areas is substantial, with a good grade and significant contained ounces, enhancing the polymetallic nature of the project.

Positive factors

  • High grade for silver
  • Significant contained silver as a byproduct
  • Large tonnage in Indicated category

Evidence · table

“12.10”

Context: 711.9

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · goldTonnes: 711900000Grade: 0.29Grade Unit: g/tContained Metal: 6.67Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
gold
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:2eb6aaf4fd1f20f10d45
Deposit or zone
Mining and Exploration License Areas at Jiama Mine
Mining method
combined

Resource Data

Category
indicated
Tonnes
711900000
Grade
0.29
Grade Unit
g/t
Contained Metal
6.67
Contained Unit
moz
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.1
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Indicated gold resource across both license areas contributes meaningfully as a byproduct, with a good contained metal amount.

Positive factors

  • Significant contained gold as a byproduct
  • Large tonnage in Indicated category

Evidence · table

“0.29”

Context: 711.9

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · leadTonnes: 711900000Grade: 0.06Grade Unit: %Contained Metal: 426.45Contained Unit: ktView all details
Link to this fact

Identity

Project
Jiama
Commodity
lead
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:2eb6aaf4fd1f20f10d45
Deposit or zone
Mining and Exploration License Areas at Jiama Mine
Mining method
combined

Resource Data

Category
indicated
Tonnes
711900000
Grade
0.06
Grade Unit
%
Contained Metal
426.45
Contained Unit
kt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.1
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Indicated lead resource across both license areas adds to the polymetallic nature of the project with a notable contained metal amount.

Positive factors

  • Significant contained lead as a byproduct
  • Large tonnage in Indicated category

Evidence · table

“0.06”

Context: 711.9

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · zincTonnes: 711900000Grade: 0.03Grade Unit: %Contained Metal: 230.17Contained Unit: ktView all details
Link to this fact

Identity

Project
Jiama
Commodity
zinc
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:2eb6aaf4fd1f20f10d45
Deposit or zone
Mining and Exploration License Areas at Jiama Mine
Mining method
combined

Resource Data

Category
indicated
Tonnes
711900000
Grade
0.03
Grade Unit
%
Contained Metal
230.17
Contained Unit
kt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.1
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Indicated zinc resource across both license areas contributes to the polymetallic nature of the project with a notable contained metal amount.

Positive factors

  • Significant contained zinc as a byproduct
  • Large tonnage in Indicated category

Evidence · table

“0.03”

Context: 711.9

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

inferredJiama · copperTonnes: 454700000Grade: 0.65Grade Unit: %Contained Metal: 2.99Contained Unit: mtView all details
Link to this fact

Identity

Project
Jiama
Commodity
copper
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:f8137a980e3f35dfdd15
Deposit or zone
Mining and Exploration License Areas at Jiama Mine
Mining method
combined

Resource Data

Category
inferred
Tonnes
454700000
Grade
0.65
Grade Unit
%
Contained Metal
2.99
Contained Unit
mt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.08
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Inferred resource for copper across both license areas shows a high grade and significant contained metal, indicating future potential, though with lower confidence.

Positive factors

  • High grade for copper
  • Significant tonnage in Inferred category
  • Contained metal is substantial

Negative factors

  • Inferred category has lower geological confidence

Evidence · table

“0.65”

Context: 454.7

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

inferredJiama · molybdenumTonnes: 454700000Grade: 0.03Grade Unit: %Contained Metal: 0.13Contained Unit: mtView all details
Link to this fact

Identity

Project
Jiama
Commodity
molybdenum
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:f8137a980e3f35dfdd15
Deposit or zone
Mining and Exploration License Areas at Jiama Mine
Mining method
combined

Resource Data

Category
inferred
Tonnes
454700000
Grade
0.03
Grade Unit
%
Contained Metal
0.13
Contained Unit
mt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.08
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Inferred molybdenum resource across both license areas adds byproduct value, but with lower confidence due to its category.

Positive factors

  • Significant contained molybdenum as a byproduct
  • Large tonnage in Inferred category

Negative factors

  • Inferred category has lower geological confidence

Evidence · table

“0.03”

Context: 454.7

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

inferredJiama · silverTonnes: 454700000Grade: 12.53Grade Unit: g/tContained Metal: 183.22Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
silver
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:f8137a980e3f35dfdd15
Deposit or zone
Mining and Exploration License Areas at Jiama Mine
Mining method
combined

Resource Data

Category
inferred
Tonnes
454700000
Grade
12.53
Grade Unit
g/t
Contained Metal
183.22
Contained Unit
moz
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.08
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Inferred silver resource across both license areas is substantial, with a good grade and significant contained ounces, but with lower confidence.

Positive factors

  • High grade for silver
  • Significant contained silver as a byproduct
  • Large tonnage in Inferred category

Negative factors

  • Inferred category has lower geological confidence

Evidence · table

“12.53”

Context: 454.7

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

inferredJiama · goldTonnes: 454700000Grade: 0.28Grade Unit: g/tContained Metal: 4.04Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
gold
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:f8137a980e3f35dfdd15
Deposit or zone
Mining and Exploration License Areas at Jiama Mine
Mining method
combined

Resource Data

Category
inferred
Tonnes
454700000
Grade
0.28
Grade Unit
g/t
Contained Metal
4.04
Contained Unit
moz
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.08
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Inferred gold resource across both license areas contributes as a byproduct, but with lower confidence due to its category.

Positive factors

  • Significant contained gold as a byproduct
  • Large tonnage in Inferred category

Negative factors

  • Inferred category has lower geological confidence

Evidence · table

“0.28”

Context: 454.7

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

inferredJiama · leadTonnes: 454700000Grade: 0.12Grade Unit: %Contained Metal: 525.79Contained Unit: ktView all details
Link to this fact

Identity

Project
Jiama
Commodity
lead
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:f8137a980e3f35dfdd15
Deposit or zone
Mining and Exploration License Areas at Jiama Mine
Mining method
combined

Resource Data

Category
inferred
Tonnes
454700000
Grade
0.12
Grade Unit
%
Contained Metal
525.79
Contained Unit
kt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.08
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Inferred lead resource across both license areas adds to the polymetallic nature of the project, but with lower confidence due to its category.

Positive factors

  • Significant contained lead as a byproduct
  • Large tonnage in Inferred category

Negative factors

  • Inferred category has lower geological confidence

Evidence · table

“0.12”

Context: 454.7

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

inferredJiama · zincTonnes: 454700000Grade: 0.05Grade Unit: %Contained Metal: 205.66Contained Unit: ktView all details
Link to this fact

Identity

Project
Jiama
Commodity
zinc
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:f8137a980e3f35dfdd15
Deposit or zone
Mining and Exploration License Areas at Jiama Mine
Mining method
combined

Resource Data

Category
inferred
Tonnes
454700000
Grade
0.05
Grade Unit
%
Contained Metal
205.66
Contained Unit
kt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.08
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Inferred zinc resource across both license areas contributes to the polymetallic nature of the project, but with lower confidence due to its category.

Positive factors

  • Significant contained zinc as a byproduct
  • Large tonnage in Inferred category

Negative factors

  • Inferred category has lower geological confidence

Evidence · table

“0.05”

Context: 454.7

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

provenJiama · copperTonnes: 239440000Grade: 1Grade Unit: %Contained Metal: 2.39Contained Unit: mtView all details
Link to this fact

Identity

Project
Jiama
Commodity
copper
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
reserve
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Siwei He
Resource group id
resource:5ab4f5ea41bed9d1e647
Deposit or zone
Underground
Mining method
underground

Resource Data

Category
proven
Tonnes
239440000
Grade
1
Grade Unit
%
Contained Metal
2.39
Contained Unit
mt

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.68
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Proven reserve for underground copper shows excellent grade and substantial contained metal, indicating high confidence and economic viability.

Positive factors

  • High grade for copper in Proven category
  • Significant contained metal
  • Large tonnage in Proven category

Evidence · table

“1.00”

Context: 239.44

Tags used in scoring

Proven Reservepositive

Measured Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "proven"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

provenJiama · molybdenumTonnes: 239440000Grade: 0.04Grade Unit: %Contained Metal: 0.1Contained Unit: mtView all details
Link to this fact

Identity

Project
Jiama
Commodity
molybdenum
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
reserve
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Siwei He
Resource group id
resource:5ab4f5ea41bed9d1e647
Deposit or zone
Underground
Mining method
underground

Resource Data

Category
proven
Tonnes
239440000
Grade
0.04
Grade Unit
%
Contained Metal
0.1
Contained Unit
mt

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.68
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Proven molybdenum reserve for underground mining adds significant byproduct value, with a good contained metal amount and high confidence.

Positive factors

  • Significant contained molybdenum as a byproduct in Proven category
  • Large tonnage in Proven category

Evidence · table

“0.04”

Context: 239.44

Tags used in scoring

Proven Reservepositive

Measured Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "proven"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

provenJiama · silverTonnes: 239440000Grade: 22.11Grade Unit: g/tContained Metal: 170.21Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
silver
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
reserve
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Siwei He
Resource group id
resource:5ab4f5ea41bed9d1e647
Deposit or zone
Underground
Mining method
underground

Resource Data

Category
proven
Tonnes
239440000
Grade
22.11
Grade Unit
g/t
Contained Metal
170.21
Contained Unit
moz

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.68
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Proven silver reserve for underground mining is substantial, with a high grade and significant contained ounces, enhancing the polymetallic nature of the project with high confidence.

Positive factors

  • High grade for silver in Proven category
  • Significant contained silver as a byproduct
  • Large tonnage in Proven category

Evidence · table

“22.11”

Context: 239.44

Tags used in scoring

Proven Reservepositive

Measured Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "proven"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

provenJiama · goldTonnes: 239440000Grade: 0.5Grade Unit: g/tContained Metal: 3.85Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
gold
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
reserve
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Siwei He
Resource group id
resource:5ab4f5ea41bed9d1e647
Deposit or zone
Underground
Mining method
underground

Resource Data

Category
proven
Tonnes
239440000
Grade
0.5
Grade Unit
g/t
Contained Metal
3.85
Contained Unit
moz

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.68
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Proven gold reserve for underground mining contributes meaningfully as a byproduct, with a good contained metal amount and high confidence.

Positive factors

  • Good grade for gold in Proven category
  • Significant contained gold as a byproduct
  • Large tonnage in Proven category

Evidence · table

“0.50”

Context: 239.44

Tags used in scoring

Proven Reservepositive

Measured Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "proven"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

probableJiama · copperTonnes: 313520000Grade: 0.89Grade Unit: %Contained Metal: 2.79Contained Unit: mtView all details
Link to this fact

Identity

Project
Jiama
Commodity
copper
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
reserve
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Siwei He
Resource group id
resource:753572071a55db839927
Deposit or zone
Underground
Mining method
underground

Resource Data

Category
probable
Tonnes
313520000
Grade
0.89
Grade Unit
%
Contained Metal
2.79
Contained Unit
mt

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.47
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Probable reserve for underground copper shows excellent grade and substantial contained metal, indicating high confidence and economic viability.

Positive factors

  • High grade for copper in Probable category
  • Significant contained metal
  • Large tonnage in Probable category

Evidence · table

“0.89”

Context: 313.52

Tags used in scoring

Probable Reservepositive

Indicated Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "probable"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

probableJiama · molybdenumTonnes: 313520000Grade: 0.04Grade Unit: %Contained Metal: 0.13Contained Unit: mtView all details
Link to this fact

Identity

Project
Jiama
Commodity
molybdenum
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
reserve
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Siwei He
Resource group id
resource:753572071a55db839927
Deposit or zone
Underground
Mining method
underground

Resource Data

Category
probable
Tonnes
313520000
Grade
0.04
Grade Unit
%
Contained Metal
0.13
Contained Unit
mt

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.47
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Probable molybdenum reserve for underground mining adds significant byproduct value, with a good contained metal amount and high confidence.

Positive factors

  • Significant contained molybdenum as a byproduct in Probable category
  • Large tonnage in Probable category

Evidence · table

“0.04”

Context: 313.52

Tags used in scoring

Probable Reservepositive

Indicated Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "probable"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

probableJiama · silverTonnes: 313520000Grade: 18.21Grade Unit: g/tContained Metal: 183.55Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
silver
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
reserve
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Siwei He
Resource group id
resource:753572071a55db839927
Deposit or zone
Underground
Mining method
underground

Resource Data

Category
probable
Tonnes
313520000
Grade
18.21
Grade Unit
g/t
Contained Metal
183.55
Contained Unit
moz

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.47
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Probable silver reserve for underground mining is substantial, with a high grade and significant contained ounces, enhancing the polymetallic nature of the project with high confidence.

Positive factors

  • High grade for silver in Probable category
  • Significant contained silver as a byproduct
  • Large tonnage in Probable category

Evidence · table

“18.21”

Context: 313.52

Tags used in scoring

Probable Reservepositive

Indicated Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "probable"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

probableJiama · goldTonnes: 313520000Grade: 0.44Grade Unit: g/tContained Metal: 4.44Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
gold
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
reserve
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Siwei He
Resource group id
resource:753572071a55db839927
Deposit or zone
Underground
Mining method
underground

Resource Data

Category
probable
Tonnes
313520000
Grade
0.44
Grade Unit
g/t
Contained Metal
4.44
Contained Unit
moz

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.47
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Probable gold reserve for underground mining contributes meaningfully as a byproduct, with a good contained metal amount and high confidence.

Positive factors

  • Good grade for gold in Probable category
  • Significant contained gold as a byproduct
  • Large tonnage in Probable category

Evidence · table

“0.44”

Context: 313.52

Tags used in scoring

Probable Reservepositive

Indicated Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "probable"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

provenJiama · copperTonnes: 77700000Grade: 0.51Grade Unit: %Contained Metal: 0.4Contained Unit: mtView all details
Link to this fact

Identity

Project
Jiama
Commodity
copper
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
reserve
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Siwei He
Resource group id
resource:0dc75f83b15376c71dbe
Deposit or zone
Open-Pit
Mining method
open_pit

Resource Data

Category
proven
Tonnes
77700000
Grade
0.51
Grade Unit
%
Contained Metal
0.4
Contained Unit
mt

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.65
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Proven reserve for open-pit copper shows good grade and contained metal, indicating high confidence and economic viability.

Positive factors

  • Good grade for copper in Proven category
  • Significant contained metal
  • Tonnage in Proven category

Evidence · table

“0.51”

Context: 77.7

Tags used in scoring

Proven Reservepositive

Measured Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "proven"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

provenJiama · molybdenumTonnes: 77700000Grade: 0.02Grade Unit: %Contained Metal: 15.07Contained Unit: mtView all details
Link to this fact

Identity

Project
Jiama
Commodity
molybdenum
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
reserve
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Siwei He
Resource group id
resource:0dc75f83b15376c71dbe
Deposit or zone
Open-Pit
Mining method
open_pit

Resource Data

Category
proven
Tonnes
77700000
Grade
0.02
Grade Unit
%
Contained Metal
15.07
Contained Unit
mt

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.65
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Proven molybdenum reserve for open-pit mining adds significant byproduct value, with a good contained metal amount and high confidence.

Positive factors

  • Significant contained molybdenum as a byproduct in Proven category
  • Tonnage in Proven category

Evidence · table

“0.02”

Context: 77.7

Tags used in scoring

Proven Reservepositive

Measured Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "proven"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

provenJiama · silverTonnes: 77700000Grade: 5.41Grade Unit: g/tContained Metal: 13.51Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
silver
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
reserve
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Siwei He
Resource group id
resource:0dc75f83b15376c71dbe
Deposit or zone
Open-Pit
Mining method
open_pit

Resource Data

Category
proven
Tonnes
77700000
Grade
5.41
Grade Unit
g/t
Contained Metal
13.51
Contained Unit
moz

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.65
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Proven silver reserve for open-pit mining is substantial, with a good grade and significant contained ounces, enhancing the polymetallic nature of the project with high confidence.

Positive factors

  • Good grade for silver in Proven category
  • Significant contained silver as a byproduct
  • Tonnage in Proven category

Evidence · table

“5.41”

Context: 77.7

Tags used in scoring

Proven Reservepositive

Measured Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "proven"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

provenJiama · goldTonnes: 77700000Grade: 0.06Grade Unit: g/tContained Metal: 0.15Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
gold
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
reserve
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Siwei He
Resource group id
resource:0dc75f83b15376c71dbe
Deposit or zone
Open-Pit
Mining method
open_pit

Resource Data

Category
proven
Tonnes
77700000
Grade
0.06
Grade Unit
g/t
Contained Metal
0.15
Contained Unit
moz

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.65
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Proven gold reserve for open-pit mining contributes meaningfully as a byproduct, with a good contained metal amount and high confidence.

Positive factors

  • Contained gold as a byproduct in Proven category
  • Tonnage in Proven category

Evidence · table

“0.06”

Context: 77.7

Tags used in scoring

Proven Reservepositive

Measured Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "proven"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

probableJiama · copperTonnes: 35000000Grade: 0.44Grade Unit: %Contained Metal: 0.15Contained Unit: mtView all details
Link to this fact

Identity

Project
Jiama
Commodity
copper
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
reserve
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Siwei He
Resource group id
resource:230fbf9549dcd5df0e79
Deposit or zone
Open-Pit
Mining method
open_pit

Resource Data

Category
probable
Tonnes
35000000
Grade
0.44
Grade Unit
%
Contained Metal
0.15
Contained Unit
mt

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.53
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Probable reserve for open-pit copper shows good grade and contained metal, indicating high confidence and economic viability.

Positive factors

  • Good grade for copper in Probable category
  • Significant contained metal
  • Tonnage in Probable category

Evidence · table

“0.44”

Context: 35

Tags used in scoring

Probable Reservepositive

Indicated Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "probable"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

probableJiama · molybdenumTonnes: 35000000Grade: 0.02Grade Unit: %Contained Metal: 6.63Contained Unit: mtView all details
Link to this fact

Identity

Project
Jiama
Commodity
molybdenum
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
reserve
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Siwei He
Resource group id
resource:230fbf9549dcd5df0e79
Deposit or zone
Open-Pit
Mining method
open_pit

Resource Data

Category
probable
Tonnes
35000000
Grade
0.02
Grade Unit
%
Contained Metal
6.63
Contained Unit
mt

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.53
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Probable molybdenum reserve for open-pit mining adds significant byproduct value, with a good contained metal amount and high confidence.

Positive factors

  • Significant contained molybdenum as a byproduct in Probable category
  • Tonnage in Probable category

Evidence · table

“0.02”

Context: 35

Tags used in scoring

Probable Reservepositive

Indicated Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "probable"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

probableJiama · silverTonnes: 35000000Grade: 2.29Grade Unit: g/tContained Metal: 2.58Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
silver
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
reserve
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Siwei He
Resource group id
resource:230fbf9549dcd5df0e79
Deposit or zone
Open-Pit
Mining method
open_pit

Resource Data

Category
probable
Tonnes
35000000
Grade
2.29
Grade Unit
g/t
Contained Metal
2.58
Contained Unit
moz

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.53
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Probable silver reserve for open-pit mining is substantial, with a good grade and significant contained ounces, enhancing the polymetallic nature of the project with high confidence.

Positive factors

  • Good grade for silver in Probable category
  • Significant contained silver as a byproduct
  • Tonnage in Probable category

Evidence · table

“2.29”

Context: 35

Tags used in scoring

Probable Reservepositive

Indicated Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "probable"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

probableJiama · goldTonnes: 35000000Grade: 0.04Grade Unit: g/tContained Metal: 0.05Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
gold
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
reserve
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Siwei He
Resource group id
resource:230fbf9549dcd5df0e79
Deposit or zone
Open-Pit
Mining method
open_pit

Resource Data

Category
probable
Tonnes
35000000
Grade
0.04
Grade Unit
g/t
Contained Metal
0.05
Contained Unit
moz

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.53
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: The Probable gold reserve for open-pit mining contributes meaningfully as a byproduct, with a good contained metal amount and high confidence.

Positive factors

  • Contained gold as a byproduct in Probable category
  • Tonnage in Probable category

Evidence · table

“0.04”

Context: 35

Tags used in scoring

Probable Reservepositive

Indicated Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "probable"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · copperTonnes: 1164000000Grade: 0.72Grade Unit: %View all details
Link to this fact

Identity

Project
Jiama
Commodity
copper
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:488869d5cb6b8dbfdda7
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
1164000000
Grade
0.72
Grade Unit
%
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.18
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Indicated resource for copper in the Mining License Area shows a high grade and significant contained metal, adding to the overall resource base. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper
  • Significant tonnage in Indicated category
  • Contained metal is substantial

Evidence · table

“0.72”

Context: 1,164

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · molybdenumTonnes: 1164000000Grade: 0.03Grade Unit: %View all details
Link to this fact

Identity

Project
Jiama
Commodity
molybdenum
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:488869d5cb6b8dbfdda7
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
1164000000
Grade
0.03
Grade Unit
%
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.18
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Indicated resource for copper in the Mining License Area shows a high grade and significant contained metal, adding to the overall resource base. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper
  • Significant tonnage in Indicated category
  • Contained metal is substantial

Evidence · table

“0.03”

Context: 1,164

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · silverTonnes: 1164000000Grade: 13.65Grade Unit: g/tContained Metal: 510.74Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
silver
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:488869d5cb6b8dbfdda7
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
1164000000
Grade
13.65
Grade Unit
g/t
Contained Metal
510.74
Contained Unit
moz
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.18
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Indicated resource for copper in the Mining License Area shows a high grade and significant contained metal, adding to the overall resource base. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper
  • Significant tonnage in Indicated category
  • Contained metal is substantial

Evidence · table

“13.65”

Context: 1,164

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · goldTonnes: 1164000000Grade: 0.31Grade Unit: g/tContained Metal: 11.71Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
gold
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:488869d5cb6b8dbfdda7
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
1164000000
Grade
0.31
Grade Unit
g/t
Contained Metal
11.71
Contained Unit
moz
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.18
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Indicated resource for copper in the Mining License Area shows a high grade and significant contained metal, adding to the overall resource base. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper
  • Significant tonnage in Indicated category
  • Contained metal is substantial

Evidence · table

“0.31”

Context: 1,164

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · leadTonnes: 1164000000Grade: 0.08Grade Unit: %Contained Metal: 894.65Contained Unit: ktView all details
Link to this fact

Identity

Project
Jiama
Commodity
lead
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:488869d5cb6b8dbfdda7
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
1164000000
Grade
0.08
Grade Unit
%
Contained Metal
894.65
Contained Unit
kt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.18
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Indicated resource for copper in the Mining License Area shows a high grade and significant contained metal, adding to the overall resource base. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper
  • Significant tonnage in Indicated category
  • Contained metal is substantial

Evidence · table

“0.08”

Context: 1,164

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · zincTonnes: 1164000000Grade: 0.04Grade Unit: %Contained Metal: 485.76Contained Unit: ktView all details
Link to this fact

Identity

Project
Jiama
Commodity
zinc
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:488869d5cb6b8dbfdda7
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
1164000000
Grade
0.04
Grade Unit
%
Contained Metal
485.76
Contained Unit
kt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.18
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Indicated resource for copper in the Mining License Area shows a high grade and significant contained metal, adding to the overall resource base. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper
  • Significant tonnage in Indicated category
  • Contained metal is substantial

Evidence · table

“0.04”

Context: 1,164

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · copperTonnes: 170800000Grade: 0.49Grade Unit: %View all details
Link to this fact

Identity

Project
Jiama
Commodity
copper
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:f605a639bba1db1c1705
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
170800000
Grade
0.49
Grade Unit
%
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.69
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Indicated resource for copper in the Mining License Area shows a high grade and significant contained metal, adding to the overall resource base. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper
  • Significant tonnage in Indicated category
  • Contained metal is substantial

Evidence · table

“0.49”

Context: 170.8

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · molybdenumTonnes: 170800000Grade: 0.02Grade Unit: %View all details
Link to this fact

Identity

Project
Jiama
Commodity
molybdenum
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:f605a639bba1db1c1705
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
170800000
Grade
0.02
Grade Unit
%
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.69
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Indicated resource for copper in the Mining License Area shows a high grade and significant contained metal, adding to the overall resource base. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper
  • Significant tonnage in Indicated category
  • Contained metal is substantial

Evidence · table

“0.02”

Context: 170.8

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · silverTonnes: 170800000Grade: 5.44Grade Unit: g/tContained Metal: 29.88Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
silver
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:f605a639bba1db1c1705
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
170800000
Grade
5.44
Grade Unit
g/t
Contained Metal
29.88
Contained Unit
moz
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.69
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Indicated resource for copper in the Mining License Area shows a high grade and significant contained metal, adding to the overall resource base. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper
  • Significant tonnage in Indicated category
  • Contained metal is substantial

Evidence · table

“5.44”

Context: 170.8

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · goldTonnes: 170800000Grade: 0.13Grade Unit: g/tContained Metal: 0.74Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
gold
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:f605a639bba1db1c1705
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
170800000
Grade
0.13
Grade Unit
g/t
Contained Metal
0.74
Contained Unit
moz
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.69
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Indicated resource for copper in the Mining License Area shows a high grade and significant contained metal, adding to the overall resource base. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper
  • Significant tonnage in Indicated category
  • Contained metal is substantial

Evidence · table

“0.13”

Context: 170.8

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · leadTonnes: 170800000Grade: 0.01Grade Unit: %Contained Metal: 10.6Contained Unit: ktView all details
Link to this fact

Identity

Project
Jiama
Commodity
lead
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:f605a639bba1db1c1705
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
170800000
Grade
0.01
Grade Unit
%
Contained Metal
10.6
Contained Unit
kt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.69
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Indicated resource for copper in the Mining License Area shows a high grade and significant contained metal, adding to the overall resource base. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper
  • Significant tonnage in Indicated category
  • Contained metal is substantial

Evidence · table

“0.01”

Context: 170.8

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · zincTonnes: 170800000Grade: 0.01Grade Unit: %Contained Metal: 12.8Contained Unit: ktView all details
Link to this fact

Identity

Project
Jiama
Commodity
zinc
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:f605a639bba1db1c1705
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
170800000
Grade
0.01
Grade Unit
%
Contained Metal
12.8
Contained Unit
kt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.69
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Indicated resource for copper in the Mining License Area shows a high grade and significant contained metal, adding to the overall resource base. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper
  • Significant tonnage in Indicated category
  • Contained metal is substantial

Evidence · table

“0.01”

Context: 170.8

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · copperTonnes: 1335000000Grade: 0.69Grade Unit: %View all details
Link to this fact

Identity

Project
Jiama
Commodity
copper
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:81df9265740cd56ef3cb
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
1335000000
Grade
0.69
Grade Unit
%
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.12
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Indicated resource for copper in the Mining License Area shows a high grade and significant contained metal, adding to the overall resource base. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper
  • Significant tonnage in Indicated category
  • Contained metal is substantial

Evidence · table

“0.69”

Context: 1,335

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · molybdenumTonnes: 1335000000Grade: 0.03Grade Unit: %View all details
Link to this fact

Identity

Project
Jiama
Commodity
molybdenum
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:81df9265740cd56ef3cb
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
1335000000
Grade
0.03
Grade Unit
%
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.12
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Indicated resource for copper in the Mining License Area shows a high grade and significant contained metal, adding to the overall resource base. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper
  • Significant tonnage in Indicated category
  • Contained metal is substantial

Evidence · table

“0.03”

Context: 1,335

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · silverTonnes: 1335000000Grade: 12.6Grade Unit: g/tContained Metal: 540.62Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
silver
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:81df9265740cd56ef3cb
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
1335000000
Grade
12.6
Grade Unit
g/t
Contained Metal
540.62
Contained Unit
moz
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.12
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Indicated resource for copper in the Mining License Area shows a high grade and significant contained metal, adding to the overall resource base. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper
  • Significant tonnage in Indicated category
  • Contained metal is substantial

Evidence · table

“12.60”

Context: 1,335

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · goldTonnes: 1335000000Grade: 0.29Grade Unit: g/tContained Metal: 12.45Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
gold
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:81df9265740cd56ef3cb
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
1335000000
Grade
0.29
Grade Unit
g/t
Contained Metal
12.45
Contained Unit
moz
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.12
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Indicated resource for copper in the Mining License Area shows a high grade and significant contained metal, adding to the overall resource base. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper
  • Significant tonnage in Indicated category
  • Contained metal is substantial

Evidence · table

“0.29”

Context: 1,335

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · leadTonnes: 1335000000Grade: 0.07Grade Unit: %Contained Metal: 905.25Contained Unit: ktView all details
Link to this fact

Identity

Project
Jiama
Commodity
lead
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:81df9265740cd56ef3cb
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
1335000000
Grade
0.07
Grade Unit
%
Contained Metal
905.25
Contained Unit
kt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.12
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Indicated resource for copper in the Mining License Area shows a high grade and significant contained metal, adding to the overall resource base. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper
  • Significant tonnage in Indicated category
  • Contained metal is substantial

Evidence · table

“0.07”

Context: 1,335

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · zincTonnes: 1335000000Grade: 0.04Grade Unit: %Contained Metal: 498.55Contained Unit: ktView all details
Link to this fact

Identity

Project
Jiama
Commodity
zinc
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:81df9265740cd56ef3cb
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
1335000000
Grade
0.04
Grade Unit
%
Contained Metal
498.55
Contained Unit
kt
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.12
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Indicated resource for copper in the Mining License Area shows a high grade and significant contained metal, adding to the overall resource base. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper
  • Significant tonnage in Indicated category
  • Contained metal is substantial

Evidence · table

“0.04”

Context: 1,335

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

probableJiama · copperTonnes: 552970000Grade: 0.94Grade Unit: %Contained Metal: 5.2Contained Unit: mtView all details
Link to this fact

Identity

Project
Jiama
Commodity
copper
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
reserve
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Siwei He
Resource group id
resource:a79e27b838afc8a46354
Mining method
underground

Resource Data

Category
probable
Tonnes
552970000
Grade
0.94
Grade Unit
%
Contained Metal
5.2
Contained Unit
mt

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.56
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Probable reserve for underground copper shows excellent grade and substantial contained metal, indicating high confidence and economic viability. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper in Probable category
  • Significant contained metal
  • Large tonnage in Probable category

Evidence · table

“0.94”

Context: 552.97

Tags used in scoring

Probable Reservepositive

Indicated Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "probable"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

probableJiama · molybdenumTonnes: 552970000Grade: 0.04Grade Unit: %View all details
Link to this fact

Identity

Project
Jiama
Commodity
molybdenum
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
reserve
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Siwei He
Resource group id
resource:a79e27b838afc8a46354
Mining method
underground

Resource Data

Category
probable
Tonnes
552970000
Grade
0.04
Grade Unit
%

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.56
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Probable reserve for underground copper shows excellent grade and substantial contained metal, indicating high confidence and economic viability. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper in Probable category
  • Significant contained metal
  • Large tonnage in Probable category

Evidence · table

“0.04”

Context: 552.97

Tags used in scoring

Probable Reservepositive

Indicated Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "probable"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

probableJiama · silverTonnes: 552970000Grade: 19.9Grade Unit: g/tContained Metal: 353.79Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
silver
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
reserve
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Siwei He
Resource group id
resource:a79e27b838afc8a46354
Mining method
underground

Resource Data

Category
probable
Tonnes
552970000
Grade
19.9
Grade Unit
g/t
Contained Metal
353.79
Contained Unit
moz

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.56
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Probable reserve for underground copper shows excellent grade and substantial contained metal, indicating high confidence and economic viability. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper in Probable category
  • Significant contained metal
  • Large tonnage in Probable category

Evidence · table

“19.90”

Context: 552.97

Tags used in scoring

Probable Reservepositive

Indicated Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "probable"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

probableJiama · goldTonnes: 552970000Grade: 0.46Grade Unit: g/tContained Metal: 8.18Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
gold
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
reserve
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Siwei He
Resource group id
resource:a79e27b838afc8a46354
Mining method
underground

Resource Data

Category
probable
Tonnes
552970000
Grade
0.46
Grade Unit
g/t
Contained Metal
8.18
Contained Unit
moz

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.56
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Probable reserve for underground copper shows excellent grade and substantial contained metal, indicating high confidence and economic viability. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper in Probable category
  • Significant contained metal
  • Large tonnage in Probable category

Evidence · table

“0.46”

Context: 552.97

Tags used in scoring

Probable Reservepositive

Indicated Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "probable"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

probableJiama · copperTonnes: 112700000Grade: 0.49Grade Unit: %Contained Metal: 0.55Contained Unit: mtView all details
Link to this fact

Identity

Project
Jiama
Commodity
copper
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
reserve
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Siwei He
Resource group id
resource:0f989e59eb060f00934e
Mining method
underground

Resource Data

Category
probable
Tonnes
112700000
Grade
0.49
Grade Unit
%
Contained Metal
0.55
Contained Unit
mt

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.61
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Probable reserve for underground copper shows excellent grade and substantial contained metal, indicating high confidence and economic viability. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper in Probable category
  • Significant contained metal
  • Large tonnage in Probable category

Evidence · table

“0.49”

Context: 112.7

Tags used in scoring

Probable Reservepositive

Indicated Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "probable"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

probableJiama · molybdenumTonnes: 112700000Grade: 0.02Grade Unit: %View all details
Link to this fact

Identity

Project
Jiama
Commodity
molybdenum
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
reserve
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Siwei He
Resource group id
resource:0f989e59eb060f00934e
Mining method
underground

Resource Data

Category
probable
Tonnes
112700000
Grade
0.02
Grade Unit
%

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.61
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Probable reserve for underground copper shows excellent grade and substantial contained metal, indicating high confidence and economic viability. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper in Probable category
  • Significant contained metal
  • Large tonnage in Probable category

Evidence · table

“0.02”

Context: 112.7

Tags used in scoring

Probable Reservepositive

Indicated Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "probable"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

probableJiama · silverTonnes: 112700000Grade: 4.44Grade Unit: g/tContained Metal: 16.09Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
silver
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
reserve
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Siwei He
Resource group id
resource:0f989e59eb060f00934e
Mining method
underground

Resource Data

Category
probable
Tonnes
112700000
Grade
4.44
Grade Unit
g/t
Contained Metal
16.09
Contained Unit
moz

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.61
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Probable reserve for underground copper shows excellent grade and substantial contained metal, indicating high confidence and economic viability. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper in Probable category
  • Significant contained metal
  • Large tonnage in Probable category

Evidence · table

“4.44”

Context: 112.7

Tags used in scoring

Probable Reservepositive

Indicated Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "probable"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

probableJiama · goldTonnes: 112700000Grade: 0.05Grade Unit: g/tContained Metal: 0.18Contained Unit: mozView all details
Link to this fact

Identity

Project
Jiama
Commodity
gold
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
reserve
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Siwei He
Resource group id
resource:0f989e59eb060f00934e
Mining method
underground

Resource Data

Category
probable
Tonnes
112700000
Grade
0.05
Grade Unit
g/t
Contained Metal
0.18
Contained Unit
moz

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.61
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Probable reserve for underground copper shows excellent grade and substantial contained metal, indicating high confidence and economic viability. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper in Probable category
  • Significant contained metal
  • Large tonnage in Probable category

Evidence · table

“0.05”

Context: 112.7

Tags used in scoring

Probable Reservepositive

Indicated Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "probable"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

measuredJiama · copperTonnes: 565900000Grade: 0.73Grade Unit: %View all details
Link to this fact

Identity

Project
Jiama
Commodity
copper
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:91c87386f6d2a881d7a2
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
measured
Tonnes
565900000
Grade
0.73
Grade Unit
%
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.21
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Measured resource for copper in the Mining License Area shows a high grade and significant contained metal, contributing to the overall positive resource update. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper
  • Significant tonnage in Measured category
  • Contained metal is substantial

Evidence · table

“0.73”

Context: 565.9

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

measuredJiama · molybdenumTonnes: 565900000Grade: 0.04Grade Unit: %View all details
Link to this fact

Identity

Project
Jiama
Commodity
molybdenum
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:91c87386f6d2a881d7a2
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
measured
Tonnes
565900000
Grade
0.04
Grade Unit
%
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.21
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Measured resource for copper in the Mining License Area shows a high grade and significant contained metal, contributing to the overall positive resource update. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper
  • Significant tonnage in Measured category
  • Contained metal is substantial

Evidence · table

“0.04”

Context: 565.9

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · copperTonnes: 598300000Grade: 0.71Grade Unit: %View all details
Link to this fact

Identity

Project
Jiama
Commodity
copper
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:5937f467a9ffb3037c15
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
598300000
Grade
0.71
Grade Unit
%
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.17
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Indicated resource for copper in the Mining License Area shows a high grade and significant contained metal, adding to the overall resource base. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper
  • Significant tonnage in Indicated category
  • Contained metal is substantial

Evidence · table

“0.71”

Context: 598.3

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · molybdenumTonnes: 598300000Grade: 0.03Grade Unit: %View all details
Link to this fact

Identity

Project
Jiama
Commodity
molybdenum
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:5937f467a9ffb3037c15
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
598300000
Grade
0.03
Grade Unit
%
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.17
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Indicated resource for copper in the Mining License Area shows a high grade and significant contained metal, adding to the overall resource base. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper
  • Significant tonnage in Indicated category
  • Contained metal is substantial

Evidence · table

“0.03”

Context: 598.3

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

inferredJiama · copperTonnes: 357500000Grade: 0.69Grade Unit: %View all details
Link to this fact

Identity

Project
Jiama
Commodity
copper
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:f785b7498ce4e4e94ce0
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
inferred
Tonnes
357500000
Grade
0.69
Grade Unit
%
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.18
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Inferred resource for copper in the Mining License Area shows a high grade and significant contained metal, indicating future potential, though with lower confidence. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper
  • Significant tonnage in Inferred category
  • Contained metal is substantial

Negative factors

  • Inferred category has lower geological confidence

Evidence · table

“0.69”

Context: 357.5

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

inferredJiama · molybdenumTonnes: 357500000Grade: 0.03Grade Unit: %View all details
Link to this fact

Identity

Project
Jiama
Commodity
molybdenum
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:f785b7498ce4e4e94ce0
Deposit or zone
Mining License Area
Mining method
combined

Resource Data

Category
inferred
Tonnes
357500000
Grade
0.03
Grade Unit
%
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.18
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Inferred resource for copper in the Mining License Area shows a high grade and significant contained metal, indicating future potential, though with lower confidence. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper
  • Significant tonnage in Inferred category
  • Contained metal is substantial

Negative factors

  • Inferred category has lower geological confidence

Evidence · table

“0.03”

Context: 357.5

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

measuredJiama · copperTonnes: 57200000Grade: 0.5Grade Unit: %View all details
Link to this fact

Identity

Project
Jiama
Commodity
copper
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:549485b1e7d6a7f1d469
Deposit or zone
Exploration License Area
Mining method
combined

Resource Data

Category
measured
Tonnes
57200000
Grade
0.5
Grade Unit
%
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.7
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Measured resource for copper in the Exploration License Area shows good grade and contained metal, indicating potential for future development. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • Good grade for copper
  • Tonnage in Measured category

Evidence · table

“0.50”

Context: 57.2

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

measuredJiama · molybdenumTonnes: 57200000Grade: 0.02Grade Unit: %View all details
Link to this fact

Identity

Project
Jiama
Commodity
molybdenum
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:549485b1e7d6a7f1d469
Deposit or zone
Exploration License Area
Mining method
combined

Resource Data

Category
measured
Tonnes
57200000
Grade
0.02
Grade Unit
%
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.7
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Measured resource for copper in the Exploration License Area shows good grade and contained metal, indicating potential for future development. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • Good grade for copper
  • Tonnage in Measured category

Evidence · table

“0.02”

Context: 57.2

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · copperTonnes: 113600000Grade: 0.48Grade Unit: %View all details
Link to this fact

Identity

Project
Jiama
Commodity
copper
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:8ec249098da7166c4d5a
Deposit or zone
Exploration License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
113600000
Grade
0.48
Grade Unit
%
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.68
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Indicated resource for copper in the Exploration License Area shows good grade and contained metal, adding to the overall resource base. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • Good grade for copper
  • Significant tonnage in Indicated category

Evidence · table

“0.48”

Context: 113.6

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · molybdenumTonnes: 113600000Grade: 0.02Grade Unit: %View all details
Link to this fact

Identity

Project
Jiama
Commodity
molybdenum
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:8ec249098da7166c4d5a
Deposit or zone
Exploration License Area
Mining method
combined

Resource Data

Category
indicated
Tonnes
113600000
Grade
0.02
Grade Unit
%
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.68
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Indicated resource for copper in the Exploration License Area shows good grade and contained metal, adding to the overall resource base. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • Good grade for copper
  • Significant tonnage in Indicated category

Evidence · table

“0.02”

Context: 113.6

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

inferredJiama · copperTonnes: 97200000Grade: 0.48Grade Unit: %View all details
Link to this fact

Identity

Project
Jiama
Commodity
copper
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:714487e73df07557a999
Deposit or zone
Exploration License Area
Mining method
combined

Resource Data

Category
inferred
Tonnes
97200000
Grade
0.48
Grade Unit
%
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.68
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Inferred resource for copper in the Exploration License Area shows good grade and contained metal, indicating future potential, though with lower confidence. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • Good grade for copper
  • Significant tonnage in Inferred category

Negative factors

  • Inferred category has lower geological confidence

Evidence · table

“0.48”

Context: 97.2

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

inferredJiama · molybdenumTonnes: 97200000Grade: 0.02Grade Unit: %View all details
Link to this fact

Identity

Project
Jiama
Commodity
molybdenum
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:714487e73df07557a999
Deposit or zone
Exploration License Area
Mining method
combined

Resource Data

Category
inferred
Tonnes
97200000
Grade
0.02
Grade Unit
%
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.68
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Inferred resource for copper in the Exploration License Area shows good grade and contained metal, indicating future potential, though with lower confidence. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • Good grade for copper
  • Significant tonnage in Inferred category

Negative factors

  • Inferred category has lower geological confidence

Evidence · table

“0.02”

Context: 97.2

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

measuredJiama · copperTonnes: 623100000Grade: 0.71Grade Unit: %View all details
Link to this fact

Identity

Project
Jiama
Commodity
copper
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:c5e814110a3bda706177
Deposit or zone
Mining and Exploration License Areas at Jiama Mine
Mining method
combined

Resource Data

Category
measured
Tonnes
623100000
Grade
0.71
Grade Unit
%
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.15
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Measured resource for copper across both license areas shows a high grade and significant contained metal, representing a strong foundation. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper
  • Significant tonnage in Measured category
  • Contained metal is substantial

Evidence · table

“0.71”

Context: 623.1

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

measuredJiama · molybdenumTonnes: 623100000Grade: 0.03Grade Unit: %View all details
Link to this fact

Identity

Project
Jiama
Commodity
molybdenum
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:c5e814110a3bda706177
Deposit or zone
Mining and Exploration License Areas at Jiama Mine
Mining method
combined

Resource Data

Category
measured
Tonnes
623100000
Grade
0.03
Grade Unit
%
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.15
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Measured resource for copper across both license areas shows a high grade and significant contained metal, representing a strong foundation. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper
  • Significant tonnage in Measured category
  • Contained metal is substantial

Evidence · table

“0.03”

Context: 623.1

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · copperTonnes: 711900000Grade: 0.68Grade Unit: %View all details
Link to this fact

Identity

Project
Jiama
Commodity
copper
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:2eb6aaf4fd1f20f10d45
Deposit or zone
Mining and Exploration License Areas at Jiama Mine
Mining method
combined

Resource Data

Category
indicated
Tonnes
711900000
Grade
0.68
Grade Unit
%
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.1
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Indicated resource for copper across both license areas shows a high grade and significant contained metal, adding to the overall resource base. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper
  • Significant tonnage in Indicated category
  • Contained metal is substantial

Evidence · table

“0.68”

Context: 711.9

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedJiama · molybdenumTonnes: 711900000Grade: 0.03Grade Unit: %View all details
Link to this fact

Identity

Project
Jiama
Commodity
molybdenum
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:2eb6aaf4fd1f20f10d45
Deposit or zone
Mining and Exploration License Areas at Jiama Mine
Mining method
combined

Resource Data

Category
indicated
Tonnes
711900000
Grade
0.03
Grade Unit
%
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.1
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Indicated resource for copper across both license areas shows a high grade and significant contained metal, adding to the overall resource base. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper
  • Significant tonnage in Indicated category
  • Contained metal is substantial

Evidence · table

“0.03”

Context: 711.9

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

inferredJiama · copperTonnes: 454700000Grade: 0.65Grade Unit: %View all details
Link to this fact

Identity

Project
Jiama
Commodity
copper
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:f8137a980e3f35dfdd15
Deposit or zone
Mining and Exploration License Areas at Jiama Mine
Mining method
combined

Resource Data

Category
inferred
Tonnes
454700000
Grade
0.65
Grade Unit
%
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.08
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Inferred resource for copper across both license areas shows a high grade and significant contained metal, indicating future potential, though with lower confidence. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper
  • Significant tonnage in Inferred category
  • Contained metal is substantial

Negative factors

  • Inferred category has lower geological confidence

Evidence · table

“0.65”

Context: 454.7

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

inferredJiama · molybdenumTonnes: 454700000Grade: 0.03Grade Unit: %View all details
Link to this fact

Identity

Project
Jiama
Commodity
molybdenum
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
resource
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tony (Yingting) Guo, Chaoxian (Ian) Zhou
Resource group id
resource:f8137a980e3f35dfdd15
Deposit or zone
Mining and Exploration License Areas at Jiama Mine
Mining method
combined

Resource Data

Category
inferred
Tonnes
454700000
Grade
0.03
Grade Unit
%
Cutoff Grade
0.3
Cutoff Unit
% Cu

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.08
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Inferred resource for copper across both license areas shows a high grade and significant contained metal, indicating future potential, though with lower confidence. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper
  • Significant tonnage in Inferred category
  • Contained metal is substantial

Negative factors

  • Inferred category has lower geological confidence

Evidence · table

“0.03”

Context: 454.7

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

provenJiama · molybdenumTonnes: 239440000Grade: 0.04Grade Unit: %View all details
Link to this fact

Identity

Project
Jiama
Commodity
molybdenum
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
reserve
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Siwei He
Resource group id
resource:5ab4f5ea41bed9d1e647
Deposit or zone
Underground
Mining method
underground

Resource Data

Category
proven
Tonnes
239440000
Grade
0.04
Grade Unit
%

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.68
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Proven reserve for underground copper shows excellent grade and substantial contained metal, indicating high confidence and economic viability. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper in Proven category
  • Significant contained metal
  • Large tonnage in Proven category

Evidence · table

“0.04”

Context: 239.44

Tags used in scoring

Proven Reservepositive

Measured Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "proven"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

probableJiama · molybdenumTonnes: 313520000Grade: 0.04Grade Unit: %View all details
Link to this fact

Identity

Project
Jiama
Commodity
molybdenum
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
reserve
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Siwei He
Resource group id
resource:753572071a55db839927
Deposit or zone
Underground
Mining method
underground

Resource Data

Category
probable
Tonnes
313520000
Grade
0.04
Grade Unit
%

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
1.47
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Probable reserve for underground copper shows excellent grade and substantial contained metal, indicating high confidence and economic viability. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • High grade for copper in Probable category
  • Significant contained metal
  • Large tonnage in Probable category

Evidence · table

“0.04”

Context: 313.52

Tags used in scoring

Probable Reservepositive

Indicated Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "probable"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

provenJiama · molybdenumTonnes: 77700000Grade: 0.02Grade Unit: %View all details
Link to this fact

Identity

Project
Jiama
Commodity
molybdenum
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
reserve
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Siwei He
Resource group id
resource:0dc75f83b15376c71dbe
Deposit or zone
Open-Pit
Mining method
open_pit

Resource Data

Category
proven
Tonnes
77700000
Grade
0.02
Grade Unit
%

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.65
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Proven reserve for open-pit copper shows good grade and contained metal, indicating high confidence and economic viability. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • Good grade for copper in Proven category
  • Significant contained metal
  • Tonnage in Proven category

Evidence · table

“0.02”

Context: 77.7

Tags used in scoring

Proven Reservepositive

Measured Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "proven"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

probableJiama · molybdenumTonnes: 35000000Grade: 0.02Grade Unit: %View all details
Link to this fact

Identity

Project
Jiama
Commodity
molybdenum
Region
china
Reported Region
Tibet Autonomous Region, People's Republic of China
Ticker
CGG

Resource scope

Estimate type
reserve
Effective date
2026-06-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Siwei He
Resource group id
resource:230fbf9549dcd5df0e79
Deposit or zone
Open-Pit
Mining method
open_pit

Resource Data

Category
probable
Tonnes
35000000
Grade
0.02
Grade Unit
%

Prior Estimate

Resource Date
2026-06-30

Metal Equivalent

Metal Eq. Grade
0.53
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-30T00:00:00.000Z

Reasoning: This Probable reserve for open-pit copper shows good grade and contained metal, indicating high confidence and economic viability. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • Good grade for copper in Probable category
  • Significant contained metal
  • Tonnage in Probable category

Evidence · table

“0.02”

Context: 35

Tags used in scoring

Probable Reservepositive

Indicated Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "probable"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

How Atlas produces this analysis

Minestarters Atlas uses automated extraction to summarize mining announcements, identify reported measurements, and classify supporting evidence. Sentiment reflects the extracted narrative and classification rules; it is an interpretation, not a reported measurement. Evidence quotes and context are provided where available. Missing data, low-confidence results, and review flags indicate limitations. Check the original publisher announcement before relying on an interpretation.