US Copper Corp Reports Updated Mineral Resource Estimate for Moonlight-Superior Project

Original announcement by tmx on

Company
US Copper Corp
Ticker
USCU
Exchange
TSX
Region
Northeast California
Primary commodity
Copper
Secondary commodities
Silver, Gold
Document categories
Resource update
Extracted
2026-09-19 04:50:53 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

US Copper Corp announced an updated Mineral Resource Estimate for its Moonlight-Superior Project in Northeast California, reporting 402 million tons of Indicated resources grading 0.31% copper, containing 2.5 billion pounds of copper, a 99% increase from the previous estimate. The project also includes an Inferred resource of 64 million tons at 0.31% copper, containing 394 million pounds. This updated MRE, prepared by an independent Qualified Person and compliant with NI 43-101, will be used for a Preliminary Economic Assessment expected in early January 2025.

Reasoning: US Copper Corp reported a substantial update to its Moonlight-Superior Project's Mineral Resource Estimate, showing a 99% increase in Indicated contained copper to 2.5 billion pounds. The estimate is NI 43-101 compliant and will form the basis for an upcoming Preliminary Economic Assessment, indicating significant progress for the project.

Positive factors

  • Significant increase in Indicated contained copper (99%)
  • Large overall resource size (2.5 billion lbs Indicated copper)
  • Resource update supports upcoming PEA
  • QP signed off on the estimate and NI 43-101 compliant

Facts used in scoring: 72

Classification and evidence

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

Resource Updateneutral

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

Why it applies: The source explicitly discloses a revised resource estimate

Evidence · text

“Updated Mineral Resource Estimate”

Extracted facts

Stored fact records: 72. Some facts used in scoring do not have a stored record.

Resource Estimates (72)

indicatedMoonlight-Superior Project · copperTonnes: 2390000Grade: 0.81Grade Unit: %Contained Metal: 40861Contained Unit: klbView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
copper
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:45fc78f7266e7ccf7ffe
Deposit or zone
Engels
Mining method
open_pit
Material type
oxide

Resource Data

Category
indicated
Tonnes
2390000
Grade
0.81
Grade Unit
%
Contained Metal
40861
Contained Unit
klb
Cutoff Grade
0.16
Cutoff Unit
%

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: This Indicated Oxide resource at Engels shows a strong copper grade of 0.81% for an open-pit scenario, contributing positively to the overall resource update.

Positive factors

  • High copper grade for an open-pit resource
  • Indicated category provides high confidence

Evidence · table

“0.81”

Context: 2.39

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · silverTonnes: 2390000Grade: 7.72Grade Unit: ppmContained Metal: 565232Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
silver
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:45fc78f7266e7ccf7ffe
Deposit or zone
Engels
Mining method
open_pit
Material type
oxide

Resource Data

Category
indicated
Tonnes
2390000
Grade
7.72
Grade Unit
ppm
Contained Metal
565232
Contained Unit
oz
Cutoff Grade
0.16
Cutoff Unit
%

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The silver grade of 7.72 ppm provides additional value to the Engels Oxide Indicated resource, contributing as a byproduct.

Positive factors

  • Silver content adds byproduct value

Evidence · table

“7.72”

Context: 2.39

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · goldTonnes: 2390000Grade: 0.055Grade Unit: ppmContained Metal: 4050Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
gold
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:45fc78f7266e7ccf7ffe
Deposit or zone
Engels
Mining method
open_pit
Material type
oxide

Resource Data

Category
indicated
Tonnes
2390000
Grade
0.055
Grade Unit
ppm
Contained Metal
4050
Contained Unit
oz
Cutoff Grade
0.16
Cutoff Unit
%

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The gold grade of 0.055 ppm is low but contributes to the overall byproduct value of the Engels Oxide Indicated resource.

Positive factors

  • Gold content adds byproduct value

Evidence · table

“0.055”

Context: 2.39

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · copperTonnes: 7520000Grade: 0.5Grade Unit: %Contained Metal: 79941Contained Unit: klbView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
copper
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:ccc1111f66ca31cd2a1d
Deposit or zone
Engels
Mining method
open_pit
Material type
transitional

Resource Data

Category
indicated
Tonnes
7520000
Grade
0.5
Grade Unit
%
Contained Metal
79941
Contained Unit
klb
Cutoff Grade
0.16
Cutoff Unit
%

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Engels Transition Indicated resource shows a good copper grade of 0.5%, adding to the project's overall copper inventory.

Positive factors

  • Solid copper grade for an open-pit resource
  • Indicated category provides high confidence

Evidence · table

“0.50”

Context: 7.52

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · silverTonnes: 7520000Grade: 4.75Grade Unit: ppmContained Metal: 1093948Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
silver
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:ccc1111f66ca31cd2a1d
Deposit or zone
Engels
Mining method
open_pit
Material type
transitional

Resource Data

Category
indicated
Tonnes
7520000
Grade
4.75
Grade Unit
ppm
Contained Metal
1093948
Contained Unit
oz
Cutoff Grade
0.16
Cutoff Unit
%

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The silver grade of 4.75 ppm contributes to the byproduct value of the Engels Transition Indicated resource.

Positive factors

  • Silver content adds byproduct value

Evidence · table

“4.75”

Context: 7.52

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · goldTonnes: 7520000Grade: 0.042Grade Unit: ppmContained Metal: 10194Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
gold
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:ccc1111f66ca31cd2a1d
Deposit or zone
Engels
Mining method
open_pit
Material type
transitional

Resource Data

Category
indicated
Tonnes
7520000
Grade
0.042
Grade Unit
ppm
Contained Metal
10194
Contained Unit
oz
Cutoff Grade
0.16
Cutoff Unit
%

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The gold grade of 0.042 ppm is a minor byproduct contribution to the Engels Transition Indicated resource.

Positive factors

  • Gold content adds byproduct value

Evidence · table

“0.042”

Context: 7.52

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · copperTonnes: 8320000Grade: 0.46Grade Unit: %Contained Metal: 76750Contained Unit: klbView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
copper
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:1e3889ca30dc59fc934b
Deposit or zone
Engels
Mining method
open_pit
Material type
sulphide

Resource Data

Category
indicated
Tonnes
8320000
Grade
0.46
Grade Unit
%
Contained Metal
76750
Contained Unit
klb
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Engels Sulfide Indicated resource has a good copper grade of 0.46%, contributing significantly to the overall resource.

Positive factors

  • Solid copper grade for an open-pit resource
  • Indicated category provides high confidence

Evidence · table

“0.46”

Context: 8.32

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · silverTonnes: 8320000Grade: 5.83Grade Unit: ppmContained Metal: 1415487Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
silver
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:1e3889ca30dc59fc934b
Deposit or zone
Engels
Mining method
open_pit
Material type
sulphide

Resource Data

Category
indicated
Tonnes
8320000
Grade
5.83
Grade Unit
ppm
Contained Metal
1415487
Contained Unit
oz
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The silver grade of 5.83 ppm provides additional byproduct value to the Engels Sulfide Indicated resource.

Positive factors

  • Silver content adds byproduct value

Evidence · table

“5.83”

Context: 8.32

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · goldTonnes: 8320000Grade: 0.056Grade Unit: ppmContained Metal: 13585Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
gold
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:1e3889ca30dc59fc934b
Deposit or zone
Engels
Mining method
open_pit
Material type
sulphide

Resource Data

Category
indicated
Tonnes
8320000
Grade
0.056
Grade Unit
ppm
Contained Metal
13585
Contained Unit
oz
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The gold grade of 0.056 ppm is a minor byproduct contribution to the Engels Sulfide Indicated resource.

Positive factors

  • Gold content adds byproduct value

Evidence · table

“0.056”

Context: 8.32

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · copperTonnes: 1610000Grade: 0.27Grade Unit: %Contained Metal: 8614Contained Unit: klbView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
copper
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:97fea45de44ade478802
Deposit or zone
Lambs Ridge
Mining method
open_pit
Material type
sulphide

Resource Data

Category
indicated
Tonnes
1610000
Grade
0.27
Grade Unit
%
Contained Metal
8614
Contained Unit
klb
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Lambs Ridge Sulfide Indicated resource contributes to the overall copper inventory with a grade of 0.27%.

Positive factors

  • Indicated category provides high confidence

Evidence · table

“0.27”

Context: 1.61

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · silverTonnes: 1610000Grade: 0Grade Unit: ppmContained Metal: 0Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
silver
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:97fea45de44ade478802
Deposit or zone
Lambs Ridge
Mining method
open_pit
Material type
sulphide

Resource Data

Category
indicated
Tonnes
1610000
Grade
0
Grade Unit
ppm
Contained Metal
0
Contained Unit
oz
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Lambs Ridge Sulfide Indicated resource reports no silver content, indicating it is not a significant byproduct source here.

Negative factors

  • No silver content reported

Evidence · table

“0.00”

Context: 1.61

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · goldTonnes: 1610000Grade: 0Grade Unit: ppmContained Metal: 0Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
gold
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:97fea45de44ade478802
Deposit or zone
Lambs Ridge
Mining method
open_pit
Material type
sulphide

Resource Data

Category
indicated
Tonnes
1610000
Grade
0
Grade Unit
ppm
Contained Metal
0
Contained Unit
oz
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Lambs Ridge Sulfide Indicated resource reports no gold content, indicating it is not a significant byproduct source here.

Negative factors

  • No gold content reported

Evidence · table

“0.000”

Context: 1.61

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · copperTonnes: 1350000Grade: 0.36Grade Unit: %Contained Metal: 10244Contained Unit: klbView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
copper
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:bc123ce06bc8ae8295c3
Deposit or zone
Moonlight
Mining method
open_pit
Material type
oxide

Resource Data

Category
indicated
Tonnes
1350000
Grade
0.36
Grade Unit
%
Contained Metal
10244
Contained Unit
klb
Cutoff Grade
0.16
Cutoff Unit
%

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Moonlight Oxide Indicated resource contributes to the overall copper inventory with a grade of 0.36%.

Positive factors

  • Indicated category provides high confidence

Evidence · table

“0.36”

Context: 1.35

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · silverTonnes: 1350000Grade: 3.77Grade Unit: ppmContained Metal: 154364Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
silver
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:bc123ce06bc8ae8295c3
Deposit or zone
Moonlight
Mining method
open_pit
Material type
oxide

Resource Data

Category
indicated
Tonnes
1350000
Grade
3.77
Grade Unit
ppm
Contained Metal
154364
Contained Unit
oz
Cutoff Grade
0.16
Cutoff Unit
%

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The silver grade of 3.77 ppm provides additional byproduct value to the Moonlight Oxide Indicated resource.

Positive factors

  • Silver content adds byproduct value

Evidence · table

“3.77”

Context: 1.35

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · goldTonnes: 1350000Grade: 0.128Grade Unit: ppmContained Metal: 5460Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
gold
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:bc123ce06bc8ae8295c3
Deposit or zone
Moonlight
Mining method
open_pit
Material type
oxide

Resource Data

Category
indicated
Tonnes
1350000
Grade
0.128
Grade Unit
ppm
Contained Metal
5460
Contained Unit
oz
Cutoff Grade
0.16
Cutoff Unit
%

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The gold grade of 0.128 ppm provides additional byproduct value to the Moonlight Oxide Indicated resource.

Positive factors

  • Gold content adds byproduct value

Evidence · table

“0.128”

Context: 1.35

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · copperTonnes: 25710000Grade: 0.33Grade Unit: %Contained Metal: 179071Contained Unit: klbView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
copper
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:c7b76b2a257595bd1424
Deposit or zone
Moonlight
Mining method
open_pit
Material type
transitional

Resource Data

Category
indicated
Tonnes
25710000
Grade
0.33
Grade Unit
%
Contained Metal
179071
Contained Unit
klb
Cutoff Grade
0.16
Cutoff Unit
%

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Moonlight Transition Indicated resource is a substantial contributor to the overall copper resource with a grade of 0.33% and large tonnage.

Positive factors

  • Significant tonnage for an open-pit resource
  • Indicated category provides high confidence

Evidence · table

“0.33”

Context: 25.71

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · silverTonnes: 25710000Grade: 3.85Grade Unit: ppmContained Metal: 2972073Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
silver
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:c7b76b2a257595bd1424
Deposit or zone
Moonlight
Mining method
open_pit
Material type
transitional

Resource Data

Category
indicated
Tonnes
25710000
Grade
3.85
Grade Unit
ppm
Contained Metal
2972073
Contained Unit
oz
Cutoff Grade
0.16
Cutoff Unit
%

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The silver grade of 3.85 ppm provides substantial byproduct value to the Moonlight Transition Indicated resource.

Positive factors

  • Significant silver content adds byproduct value

Evidence · table

“3.85”

Context: 25.71

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · goldTonnes: 25710000Grade: 0.037Grade Unit: ppmContained Metal: 30083Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
gold
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:c7b76b2a257595bd1424
Deposit or zone
Moonlight
Mining method
open_pit
Material type
transitional

Resource Data

Category
indicated
Tonnes
25710000
Grade
0.037
Grade Unit
ppm
Contained Metal
30083
Contained Unit
oz
Cutoff Grade
0.16
Cutoff Unit
%

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The gold grade of 0.037 ppm provides additional byproduct value to the Moonlight Transition Indicated resource.

Positive factors

  • Gold content adds byproduct value

Evidence · table

“0.037”

Context: 25.71

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · copperTonnes: 232350000Grade: 0.3Grade Unit: %Contained Metal: 1390461Contained Unit: klbView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
copper
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:50ed49c78d38a32e1103
Deposit or zone
Moonlight
Mining method
open_pit
Material type
sulphide

Resource Data

Category
indicated
Tonnes
232350000
Grade
0.3
Grade Unit
%
Contained Metal
1390461
Contained Unit
klb
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Moonlight Sulfide Indicated resource is the largest component of the MRE, with a substantial tonnage and contained copper, making it highly material.

Positive factors

  • Very large tonnage for an open-pit resource
  • Indicated category provides high confidence
  • Significant contained copper

Evidence · table

“0.30”

Context: 232.35

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · silverTonnes: 232350000Grade: 1.87Grade Unit: ppmContained Metal: 12674340Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
silver
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:50ed49c78d38a32e1103
Deposit or zone
Moonlight
Mining method
open_pit
Material type
sulphide

Resource Data

Category
indicated
Tonnes
232350000
Grade
1.87
Grade Unit
ppm
Contained Metal
12674340
Contained Unit
oz
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The silver grade of 1.87 ppm provides substantial byproduct value to the large Moonlight Sulfide Indicated resource.

Positive factors

  • Significant silver content adds byproduct value

Evidence · table

“1.87”

Context: 232.35

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · goldTonnes: 232350000Grade: 0.009Grade Unit: ppmContained Metal: 61721Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
gold
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:50ed49c78d38a32e1103
Deposit or zone
Moonlight
Mining method
open_pit
Material type
sulphide

Resource Data

Category
indicated
Tonnes
232350000
Grade
0.009
Grade Unit
ppm
Contained Metal
61721
Contained Unit
oz
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The gold grade of 0.009 ppm provides additional byproduct value to the large Moonlight Sulfide Indicated resource.

Positive factors

  • Gold content adds byproduct value

Evidence · table

“0.009”

Context: 232.35

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · copperTonnes: 3940000Grade: 0.32Grade Unit: %Contained Metal: 24936Contained Unit: klbView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
copper
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:162fb4be6fe97a34ddb0
Deposit or zone
Copper Mountain
Mining method
open_pit
Material type
sulphide

Resource Data

Category
indicated
Tonnes
3940000
Grade
0.32
Grade Unit
%
Contained Metal
24936
Contained Unit
klb
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Copper Mountain Sulfide Indicated resource contributes to the overall copper inventory with a grade of 0.32%.

Positive factors

  • Indicated category provides high confidence

Evidence · table

“0.32”

Context: 3.94

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · silverTonnes: 3940000Grade: 0Grade Unit: ppmContained Metal: 0Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
silver
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:162fb4be6fe97a34ddb0
Deposit or zone
Copper Mountain
Mining method
open_pit
Material type
sulphide

Resource Data

Category
indicated
Tonnes
3940000
Grade
0
Grade Unit
ppm
Contained Metal
0
Contained Unit
oz
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Copper Mountain Sulfide Indicated resource reports no silver content, indicating it is not a significant byproduct source here.

Negative factors

  • No silver content reported

Evidence · table

“0.00”

Context: 3.94

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · goldTonnes: 3940000Grade: 0Grade Unit: ppmContained Metal: 0Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
gold
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:162fb4be6fe97a34ddb0
Deposit or zone
Copper Mountain
Mining method
open_pit
Material type
sulphide

Resource Data

Category
indicated
Tonnes
3940000
Grade
0
Grade Unit
ppm
Contained Metal
0
Contained Unit
oz
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Copper Mountain Sulfide Indicated resource reports no gold content, indicating it is not a significant byproduct source here.

Negative factors

  • No gold content reported

Evidence · table

“0.000”

Context: 3.94

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · copperTonnes: 119640000Grade: 0.3Grade Unit: %Contained Metal: 722893Contained Unit: klbView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
copper
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:a18d7efb66af7dc4bc0f
Deposit or zone
Superior
Mining method
open_pit
Material type
sulphide

Resource Data

Category
indicated
Tonnes
119640000
Grade
0.3
Grade Unit
%
Contained Metal
722893
Contained Unit
klb
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Superior Sulfide Indicated resource is a major contributor to the overall copper resource with substantial tonnage and contained copper.

Positive factors

  • Large tonnage for an open-pit resource
  • Indicated category provides high confidence
  • Significant contained copper

Evidence · table

“0.30”

Context: 119.64

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · silverTonnes: 119640000Grade: 0.81Grade Unit: ppmContained Metal: 2817086Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
silver
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:a18d7efb66af7dc4bc0f
Deposit or zone
Superior
Mining method
open_pit
Material type
sulphide

Resource Data

Category
indicated
Tonnes
119640000
Grade
0.81
Grade Unit
ppm
Contained Metal
2817086
Contained Unit
oz
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The silver grade of 0.81 ppm provides additional byproduct value to the Superior Sulfide Indicated resource.

Positive factors

  • Silver content adds byproduct value

Evidence · table

“0.81”

Context: 119.64

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · goldTonnes: 119640000Grade: 0.004Grade Unit: ppmContained Metal: 14949Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
gold
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:a18d7efb66af7dc4bc0f
Deposit or zone
Superior
Mining method
open_pit
Material type
sulphide

Resource Data

Category
indicated
Tonnes
119640000
Grade
0.004
Grade Unit
ppm
Contained Metal
14949
Contained Unit
oz
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The gold grade of 0.004 ppm provides additional byproduct value to the Superior Sulfide Indicated resource.

Positive factors

  • Gold content adds byproduct value

Evidence · table

“0.004”

Context: 119.64

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · copperTonnes: 3740000Grade: 0.68Grade Unit: %Contained Metal: 51104Contained Unit: klbView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
copper
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:1afec49d033a143f1001
Deposit or zone
Total
Mining method
open_pit
Material type
oxide

Resource Data

Category
indicated
Tonnes
3740000
Grade
0.68
Grade Unit
%
Contained Metal
51104
Contained Unit
klb
Cutoff Grade
0.16
Cutoff Unit
%

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The total Indicated Oxide resource shows a strong copper grade of 0.68%, contributing significantly to the overall resource.

Positive factors

  • High copper grade for an open-pit resource
  • Indicated category provides high confidence

Evidence · table

“0.68”

Context: 3.74

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · silverTonnes: 3740000Grade: 6.59Grade Unit: ppmContained Metal: 719596Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
silver
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:1afec49d033a143f1001
Deposit or zone
Total
Mining method
open_pit
Material type
oxide

Resource Data

Category
indicated
Tonnes
3740000
Grade
6.59
Grade Unit
ppm
Contained Metal
719596
Contained Unit
oz
Cutoff Grade
0.16
Cutoff Unit
%

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The total Indicated Oxide resource includes a good silver grade of 6.59 ppm, adding byproduct value.

Positive factors

  • Silver content adds byproduct value

Evidence · table

“6.59”

Context: 3.74

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · goldTonnes: 3740000Grade: 0.087Grade Unit: ppmContained Metal: 9510Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
gold
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:1afec49d033a143f1001
Deposit or zone
Total
Mining method
open_pit
Material type
oxide

Resource Data

Category
indicated
Tonnes
3740000
Grade
0.087
Grade Unit
ppm
Contained Metal
9510
Contained Unit
oz
Cutoff Grade
0.16
Cutoff Unit
%

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The total Indicated Oxide resource includes a gold grade of 0.087 ppm, adding byproduct value.

Positive factors

  • Gold content adds byproduct value

Evidence · table

“0.087”

Context: 3.74

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · copperTonnes: 33230000Grade: 0.39Grade Unit: %Contained Metal: 259012Contained Unit: klbView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
copper
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:683860a4794be06f8121
Deposit or zone
Total
Mining method
open_pit
Material type
transitional

Resource Data

Category
indicated
Tonnes
33230000
Grade
0.39
Grade Unit
%
Contained Metal
259012
Contained Unit
klb
Cutoff Grade
0.16
Cutoff Unit
%

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The total Indicated Transition resource is a substantial contributor to the overall copper resource with a grade of 0.39% and large tonnage.

Positive factors

  • Significant tonnage for an open-pit resource
  • Indicated category provides high confidence

Evidence · table

“0.39”

Context: 33.23

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · silverTonnes: 33230000Grade: 4.2Grade Unit: ppmContained Metal: 4066021Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
silver
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:683860a4794be06f8121
Deposit or zone
Total
Mining method
open_pit
Material type
transitional

Resource Data

Category
indicated
Tonnes
33230000
Grade
4.2
Grade Unit
ppm
Contained Metal
4066021
Contained Unit
oz
Cutoff Grade
0.16
Cutoff Unit
%

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The total Indicated Transition resource includes a good silver grade of 4.20 ppm, adding substantial byproduct value.

Positive factors

  • Significant silver content adds byproduct value

Evidence · table

“4.20”

Context: 33.23

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · goldTonnes: 33230000Grade: 0.042Grade Unit: ppmContained Metal: 40277Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
gold
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:683860a4794be06f8121
Deposit or zone
Total
Mining method
open_pit
Material type
transitional

Resource Data

Category
indicated
Tonnes
33230000
Grade
0.042
Grade Unit
ppm
Contained Metal
40277
Contained Unit
oz
Cutoff Grade
0.16
Cutoff Unit
%

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The total Indicated Transition resource includes a gold grade of 0.042 ppm, adding byproduct value.

Positive factors

  • Gold content adds byproduct value

Evidence · table

“0.042”

Context: 33.23

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · copperTonnes: 365860000Grade: 0.3Grade Unit: %Contained Metal: 2223654Contained Unit: klbView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
copper
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:02753871aa8f093bfa4a
Deposit or zone
Total
Mining method
open_pit
Material type
sulphide

Resource Data

Category
indicated
Tonnes
365860000
Grade
0.3
Grade Unit
%
Contained Metal
2223654
Contained Unit
klb
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The total Indicated Sulfide resource is the largest component of the MRE, with substantial tonnage and contained copper, making it highly material.

Positive factors

  • Very large tonnage for an open-pit resource
  • Indicated category provides high confidence
  • Significant contained copper

Evidence · table

“0.30”

Context: 365.86

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · silverTonnes: 365860000Grade: 1.58Grade Unit: ppmContained Metal: 16906913Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
silver
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:02753871aa8f093bfa4a
Deposit or zone
Total
Mining method
open_pit
Material type
sulphide

Resource Data

Category
indicated
Tonnes
365860000
Grade
1.58
Grade Unit
ppm
Contained Metal
16906913
Contained Unit
oz
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The total Indicated Sulfide resource includes a good silver grade of 1.58 ppm, adding substantial byproduct value.

Positive factors

  • Significant silver content adds byproduct value

Evidence · table

“1.58”

Context: 365.86

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · goldTonnes: 365860000Grade: 0.008Grade Unit: ppmContained Metal: 90255Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
gold
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:02753871aa8f093bfa4a
Deposit or zone
Total
Mining method
open_pit
Material type
sulphide

Resource Data

Category
indicated
Tonnes
365860000
Grade
0.008
Grade Unit
ppm
Contained Metal
90255
Contained Unit
oz
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The total Indicated Sulfide resource includes a gold grade of 0.008 ppm, adding byproduct value.

Positive factors

  • Gold content adds byproduct value

Evidence · table

“0.008”

Context: 365.86

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · copperTonnes: 402830000Grade: 0.31Grade Unit: %Contained Metal: 2533771Contained Unit: klbView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
copper
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:4620c60afb3e129b8605
Deposit or zone
Total
Mining method
open_pit

Resource Data

Category
indicated
Tonnes
402830000
Grade
0.31
Grade Unit
%
Contained Metal
2533771
Contained Unit
klb

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The overall Indicated resource for the Moonlight-Superior Project is very large, with 2.5 billion pounds of contained copper, representing a significant and high-confidence resource.

Positive factors

  • Very large total Indicated resource
  • Significant contained copper (2.5 billion lbs)
  • Indicated category provides high confidence

Evidence · table

“0.31”

Context: 402.83

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 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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · silverTonnes: 402830000Grade: 1.85Grade Unit: ppmContained Metal: 21692531Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
silver
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:4620c60afb3e129b8605
Deposit or zone
Total
Mining method
open_pit

Resource Data

Category
indicated
Tonnes
402830000
Grade
1.85
Grade Unit
ppm
Contained Metal
21692531
Contained Unit
oz

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The overall Indicated resource includes over 21 million ounces of contained silver, providing significant byproduct value to the project.

Positive factors

  • Significant total contained silver (21 million oz)
  • Adds substantial byproduct value

Evidence · table

“1.85”

Context: 402.83

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 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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedMoonlight-Superior Project · goldTonnes: 402830000Grade: 0.012Grade Unit: ppmContained Metal: 140042Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
gold
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:4620c60afb3e129b8605
Deposit or zone
Total
Mining method
open_pit

Resource Data

Category
indicated
Tonnes
402830000
Grade
0.012
Grade Unit
ppm
Contained Metal
140042
Contained Unit
oz

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The overall Indicated resource includes 140,000 ounces of contained gold, providing significant byproduct value to the project.

Positive factors

  • Significant total contained gold (140,000 oz)
  • Adds substantial byproduct value

Evidence · table

“0.012”

Context: 402.83

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 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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · copperTonnes: 150000Grade: 1.18Grade Unit: %Contained Metal: 3740Contained Unit: klbView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
copper
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:72a18a6e2a9b8074a6e3
Deposit or zone
Engels
Mining method
open_pit
Material type
oxide

Resource Data

Category
inferred
Tonnes
150000
Grade
1.18
Grade Unit
%
Contained Metal
3740
Contained Unit
klb
Cutoff Grade
0.16
Cutoff Unit
%

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Engels Oxide Inferred resource shows a high copper grade of 1.18%, but its lower confidence category limits its immediate impact.

Positive factors

  • High copper grade for an open-pit resource

Negative factors

  • Inferred category has lower confidence

Evidence · table

“1.18”

Context: 0.15

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · silverTonnes: 150000Grade: 11.91Grade Unit: ppmContained Metal: 55046Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
silver
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:72a18a6e2a9b8074a6e3
Deposit or zone
Engels
Mining method
open_pit
Material type
oxide

Resource Data

Category
inferred
Tonnes
150000
Grade
11.91
Grade Unit
ppm
Contained Metal
55046
Contained Unit
oz
Cutoff Grade
0.16
Cutoff Unit
%

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Engels Oxide Inferred resource includes a good silver grade of 11.91 ppm, adding byproduct value, but is in the inferred category.

Positive factors

  • Silver content adds byproduct value

Negative factors

  • Inferred category has lower confidence

Evidence · table

“11.91”

Context: 0.15

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · goldTonnes: 150000Grade: 0.01Grade Unit: ppmContained Metal: 48Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
gold
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:72a18a6e2a9b8074a6e3
Deposit or zone
Engels
Mining method
open_pit
Material type
oxide

Resource Data

Category
inferred
Tonnes
150000
Grade
0.01
Grade Unit
ppm
Contained Metal
48
Contained Unit
oz
Cutoff Grade
0.16
Cutoff Unit
%

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Engels Oxide Inferred resource includes a low gold grade of 0.01 ppm, adding minor byproduct value, but is in the inferred category.

Positive factors

  • Gold content adds byproduct value

Negative factors

  • Inferred category has lower confidence

Evidence · table

“0.010”

Context: 0.15

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · copperTonnes: 1730000Grade: 0.49Grade Unit: %Contained Metal: 18287Contained Unit: klbView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
copper
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:bc3c12b6a40b0e44af93
Deposit or zone
Engels
Mining method
open_pit
Material type
transitional

Resource Data

Category
inferred
Tonnes
1730000
Grade
0.49
Grade Unit
%
Contained Metal
18287
Contained Unit
klb
Cutoff Grade
0.16
Cutoff Unit
%

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Engels Transition Inferred resource shows a good copper grade of 0.49%, but its lower confidence category limits its immediate impact.

Positive factors

  • Solid copper grade for an open-pit resource

Negative factors

  • Inferred category has lower confidence

Evidence · table

“0.49”

Context: 1.73

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · silverTonnes: 1730000Grade: 5.2Grade Unit: ppmContained Metal: 281158Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
silver
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:bc3c12b6a40b0e44af93
Deposit or zone
Engels
Mining method
open_pit
Material type
transitional

Resource Data

Category
inferred
Tonnes
1730000
Grade
5.2
Grade Unit
ppm
Contained Metal
281158
Contained Unit
oz
Cutoff Grade
0.16
Cutoff Unit
%

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Engels Transition Inferred resource includes a good silver grade of 5.20 ppm, adding byproduct value, but is in the inferred category.

Positive factors

  • Silver content adds byproduct value

Negative factors

  • Inferred category has lower confidence

Evidence · table

“5.20”

Context: 1.73

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · goldTonnes: 1730000Grade: 0.019Grade Unit: ppmContained Metal: 1053Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
gold
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:bc3c12b6a40b0e44af93
Deposit or zone
Engels
Mining method
open_pit
Material type
transitional

Resource Data

Category
inferred
Tonnes
1730000
Grade
0.019
Grade Unit
ppm
Contained Metal
1053
Contained Unit
oz
Cutoff Grade
0.16
Cutoff Unit
%

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Engels Transition Inferred resource includes a low gold grade of 0.019 ppm, adding minor byproduct value, but is in the inferred category.

Positive factors

  • Gold content adds byproduct value

Negative factors

  • Inferred category has lower confidence

Evidence · table

“0.019”

Context: 1.73

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · copperTonnes: 6930000Grade: 0.38Grade Unit: %Contained Metal: 52445Contained Unit: klbView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
copper
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:f36f1a5b4bf7e367582e
Deposit or zone
Engels
Mining method
open_pit
Material type
sulphide

Resource Data

Category
inferred
Tonnes
6930000
Grade
0.38
Grade Unit
%
Contained Metal
52445
Contained Unit
klb
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Engels Sulfide Inferred resource shows a good copper grade of 0.38%, but its lower confidence category limits its immediate impact.

Positive factors

  • Solid copper grade for an open-pit resource

Negative factors

  • Inferred category has lower confidence

Evidence · table

“0.38”

Context: 6.93

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · silverTonnes: 6930000Grade: 5.08Grade Unit: ppmContained Metal: 1027412Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
silver
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:f36f1a5b4bf7e367582e
Deposit or zone
Engels
Mining method
open_pit
Material type
sulphide

Resource Data

Category
inferred
Tonnes
6930000
Grade
5.08
Grade Unit
ppm
Contained Metal
1027412
Contained Unit
oz
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Engels Sulfide Inferred resource includes a good silver grade of 5.08 ppm, adding byproduct value, but is in the inferred category.

Positive factors

  • Silver content adds byproduct value

Negative factors

  • Inferred category has lower confidence

Evidence · table

“5.08”

Context: 6.93

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · goldTonnes: 6930000Grade: 0.041Grade Unit: ppmContained Metal: 8280Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
gold
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:f36f1a5b4bf7e367582e
Deposit or zone
Engels
Mining method
open_pit
Material type
sulphide

Resource Data

Category
inferred
Tonnes
6930000
Grade
0.041
Grade Unit
ppm
Contained Metal
8280
Contained Unit
oz
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Engels Sulfide Inferred resource includes a low gold grade of 0.041 ppm, adding minor byproduct value, but is in the inferred category.

Positive factors

  • Gold content adds byproduct value

Negative factors

  • Inferred category has lower confidence

Evidence · table

“0.041”

Context: 6.93

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · copperTonnes: 3460000Grade: 0.3Grade Unit: %Contained Metal: 20954Contained Unit: klbView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
copper
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:fd05de63e90febdbda71
Deposit or zone
Lambs Ridge
Mining method
open_pit
Material type
sulphide

Resource Data

Category
inferred
Tonnes
3460000
Grade
0.3
Grade Unit
%
Contained Metal
20954
Contained Unit
klb
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Lambs Ridge Sulfide Inferred resource contributes to the overall copper inventory with a grade of 0.30%, but is in the inferred category.

Negative factors

  • Inferred category has lower confidence

Evidence · table

“0.30”

Context: 3.46

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · silverTonnes: 3460000Grade: 0Grade Unit: ppmContained Metal: 0Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
silver
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:fd05de63e90febdbda71
Deposit or zone
Lambs Ridge
Mining method
open_pit
Material type
sulphide

Resource Data

Category
inferred
Tonnes
3460000
Grade
0
Grade Unit
ppm
Contained Metal
0
Contained Unit
oz
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Lambs Ridge Sulfide Inferred resource reports no silver content and is in the inferred category.

Negative factors

  • No silver content reported
  • Inferred category has lower confidence

Evidence · table

“0.00”

Context: 3.46

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · goldTonnes: 3460000Grade: 0Grade Unit: ppmContained Metal: 0Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
gold
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:fd05de63e90febdbda71
Deposit or zone
Lambs Ridge
Mining method
open_pit
Material type
sulphide

Resource Data

Category
inferred
Tonnes
3460000
Grade
0
Grade Unit
ppm
Contained Metal
0
Contained Unit
oz
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Lambs Ridge Sulfide Inferred resource reports no gold content and is in the inferred category.

Negative factors

  • No gold content reported
  • Inferred category has lower confidence

Evidence · table

“0.000”

Context: 3.46

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · copperTonnes: 30820000Grade: 0.28Grade Unit: %Contained Metal: 175635Contained Unit: klbView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
copper
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:ba5048e4ec1d6bade0f5
Deposit or zone
Moonlight
Mining method
open_pit
Material type
sulphide

Resource Data

Category
inferred
Tonnes
30820000
Grade
0.28
Grade Unit
%
Contained Metal
175635
Contained Unit
klb
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Moonlight Sulfide Inferred resource is a substantial contributor to the overall copper resource with a grade of 0.28%, but is in the inferred category.

Positive factors

  • Significant tonnage for an open-pit resource

Negative factors

  • Inferred category has lower confidence

Evidence · table

“0.28”

Context: 30.82

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · silverTonnes: 30820000Grade: 0.09Grade Unit: ppmContained Metal: 81857Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
silver
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:ba5048e4ec1d6bade0f5
Deposit or zone
Moonlight
Mining method
open_pit
Material type
sulphide

Resource Data

Category
inferred
Tonnes
30820000
Grade
0.09
Grade Unit
ppm
Contained Metal
81857
Contained Unit
oz
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Moonlight Sulfide Inferred resource includes a low silver grade of 0.09 ppm, adding minor byproduct value, and is in the inferred category.

Positive factors

  • Silver content adds byproduct value

Negative factors

  • Inferred category has lower confidence

Evidence · table

“0.09”

Context: 30.82

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · goldTonnes: 30820000Grade: 0Grade Unit: ppmContained Metal: 35Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
gold
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:ba5048e4ec1d6bade0f5
Deposit or zone
Moonlight
Mining method
open_pit
Material type
sulphide

Resource Data

Category
inferred
Tonnes
30820000
Grade
0
Grade Unit
ppm
Contained Metal
35
Contained Unit
oz
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Moonlight Sulfide Inferred resource reports no gold content and is in the inferred category.

Negative factors

  • No gold content reported
  • Inferred category has lower confidence

Evidence · table

“0.000”

Context: 30.82

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · copperTonnes: 3900000Grade: 0.27Grade Unit: %Contained Metal: 21320Contained Unit: klbView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
copper
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:e562569e3de8ca429c1d
Deposit or zone
Copper Mountain
Mining method
open_pit
Material type
sulphide

Resource Data

Category
inferred
Tonnes
3900000
Grade
0.27
Grade Unit
%
Contained Metal
21320
Contained Unit
klb
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Copper Mountain Sulfide Inferred resource contributes to the overall copper inventory with a grade of 0.27%, but is in the inferred category.

Negative factors

  • Inferred category has lower confidence

Evidence · table

“0.27”

Context: 3.90

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · silverTonnes: 3900000Grade: 0Grade Unit: ppmContained Metal: 0Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
silver
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:e562569e3de8ca429c1d
Deposit or zone
Copper Mountain
Mining method
open_pit
Material type
sulphide

Resource Data

Category
inferred
Tonnes
3900000
Grade
0
Grade Unit
ppm
Contained Metal
0
Contained Unit
oz
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Copper Mountain Sulfide Inferred resource reports no silver content and is in the inferred category.

Negative factors

  • No silver content reported
  • Inferred category has lower confidence

Evidence · table

“0.00”

Context: 3.90

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · goldTonnes: 3900000Grade: 0Grade Unit: ppmContained Metal: 0Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
gold
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:e562569e3de8ca429c1d
Deposit or zone
Copper Mountain
Mining method
open_pit
Material type
sulphide

Resource Data

Category
inferred
Tonnes
3900000
Grade
0
Grade Unit
ppm
Contained Metal
0
Contained Unit
oz
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Copper Mountain Sulfide Inferred resource reports no gold content and is in the inferred category.

Negative factors

  • No gold content reported
  • Inferred category has lower confidence

Evidence · table

“0.000”

Context: 3.90

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · copperTonnes: 17600000Grade: 0.29Grade Unit: %Contained Metal: 101817Contained Unit: klbView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
copper
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:39fc569f938736a751e1
Deposit or zone
Superior
Mining method
open_pit
Material type
sulphide

Resource Data

Category
inferred
Tonnes
17600000
Grade
0.29
Grade Unit
%
Contained Metal
101817
Contained Unit
klb
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Superior Sulfide Inferred resource contributes significantly to the overall copper inventory with a grade of 0.29%, but is in the inferred category.

Positive factors

  • Significant tonnage for an open-pit resource

Negative factors

  • Inferred category has lower confidence

Evidence · table

“0.29”

Context: 17.60

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · silverTonnes: 17600000Grade: 0.01Grade Unit: ppmContained Metal: 2681Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
silver
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:39fc569f938736a751e1
Deposit or zone
Superior
Mining method
open_pit
Material type
sulphide

Resource Data

Category
inferred
Tonnes
17600000
Grade
0.01
Grade Unit
ppm
Contained Metal
2681
Contained Unit
oz
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Superior Sulfide Inferred resource includes a low silver grade of 0.01 ppm, adding minor byproduct value, and is in the inferred category.

Positive factors

  • Silver content adds byproduct value

Negative factors

  • Inferred category has lower confidence

Evidence · table

“0.01”

Context: 17.60

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · goldTonnes: 17600000Grade: 0Grade Unit: ppmContained Metal: 23Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
gold
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:39fc569f938736a751e1
Deposit or zone
Superior
Mining method
open_pit
Material type
sulphide

Resource Data

Category
inferred
Tonnes
17600000
Grade
0
Grade Unit
ppm
Contained Metal
23
Contained Unit
oz
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The Superior Sulfide Inferred resource reports no gold content and is in the inferred category.

Negative factors

  • No gold content reported
  • Inferred category has lower confidence

Evidence · table

“0.000”

Context: 17.60

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · copperTonnes: 150000Grade: 1.25Grade Unit: %Contained Metal: 3740Contained Unit: klbView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
copper
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:1af9633ba37716dc0240
Deposit or zone
Total
Mining method
open_pit
Material type
oxide

Resource Data

Category
inferred
Tonnes
150000
Grade
1.25
Grade Unit
%
Contained Metal
3740
Contained Unit
klb
Cutoff Grade
0.16
Cutoff Unit
%

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The total Inferred Oxide resource shows a high copper grade of 1.25%, but its lower confidence category limits its immediate impact.

Positive factors

  • High copper grade for an open-pit resource

Negative factors

  • Inferred category has lower confidence

Evidence · table

“1.25”

Context: 0.15

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · silverTonnes: 150000Grade: 12.64Grade Unit: ppmContained Metal: 55046Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
silver
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:1af9633ba37716dc0240
Deposit or zone
Total
Mining method
open_pit
Material type
oxide

Resource Data

Category
inferred
Tonnes
150000
Grade
12.64
Grade Unit
ppm
Contained Metal
55046
Contained Unit
oz
Cutoff Grade
0.16
Cutoff Unit
%

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The total Inferred Oxide resource includes a good silver grade of 12.64 ppm, adding byproduct value, but is in the inferred category.

Positive factors

  • Silver content adds byproduct value

Negative factors

  • Inferred category has lower confidence

Evidence · table

“12.64”

Context: 0.15

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · goldTonnes: 150000Grade: 0.011Grade Unit: ppmContained Metal: 48Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
gold
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:1af9633ba37716dc0240
Deposit or zone
Total
Mining method
open_pit
Material type
oxide

Resource Data

Category
inferred
Tonnes
150000
Grade
0.011
Grade Unit
ppm
Contained Metal
48
Contained Unit
oz
Cutoff Grade
0.16
Cutoff Unit
%

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The total Inferred Oxide resource includes a low gold grade of 0.011 ppm, adding minor byproduct value, but is in the inferred category.

Positive factors

  • Gold content adds byproduct value

Negative factors

  • Inferred category has lower confidence

Evidence · table

“0.011”

Context: 0.15

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · copperTonnes: 1730000Grade: 0.53Grade Unit: %Contained Metal: 18287Contained Unit: klbView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
copper
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:ce8e3ef5f54ec997c820
Deposit or zone
Total
Mining method
open_pit
Material type
transitional

Resource Data

Category
inferred
Tonnes
1730000
Grade
0.53
Grade Unit
%
Contained Metal
18287
Contained Unit
klb
Cutoff Grade
0.16
Cutoff Unit
%

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The total Inferred Transition resource shows a good copper grade of 0.53%, but its lower confidence category limits its immediate impact.

Positive factors

  • Solid copper grade for an open-pit resource

Negative factors

  • Inferred category has lower confidence

Evidence · table

“0.53”

Context: 1.73

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · silverTonnes: 1730000Grade: 5.58Grade Unit: ppmContained Metal: 281158Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
silver
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:ce8e3ef5f54ec997c820
Deposit or zone
Total
Mining method
open_pit
Material type
transitional

Resource Data

Category
inferred
Tonnes
1730000
Grade
5.58
Grade Unit
ppm
Contained Metal
281158
Contained Unit
oz
Cutoff Grade
0.16
Cutoff Unit
%

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The total Inferred Transition resource includes a good silver grade of 5.58 ppm, adding byproduct value, but is in the inferred category.

Positive factors

  • Silver content adds byproduct value

Negative factors

  • Inferred category has lower confidence

Evidence · table

“5.58”

Context: 1.73

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · goldTonnes: 1730000Grade: 0.021Grade Unit: ppmContained Metal: 1053Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
gold
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:ce8e3ef5f54ec997c820
Deposit or zone
Total
Mining method
open_pit
Material type
transitional

Resource Data

Category
inferred
Tonnes
1730000
Grade
0.021
Grade Unit
ppm
Contained Metal
1053
Contained Unit
oz
Cutoff Grade
0.16
Cutoff Unit
%

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The total Inferred Transition resource includes a low gold grade of 0.021 ppm, adding minor byproduct value, but is in the inferred category.

Positive factors

  • Gold content adds byproduct value

Negative factors

  • Inferred category has lower confidence

Evidence · table

“0.021”

Context: 1.73

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · copperTonnes: 62710000Grade: 0.3Grade Unit: %Contained Metal: 372171Contained Unit: klbView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
copper
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:f7a13eda921c35f3b5da
Deposit or zone
Total
Mining method
open_pit
Material type
sulphide

Resource Data

Category
inferred
Tonnes
62710000
Grade
0.3
Grade Unit
%
Contained Metal
372171
Contained Unit
klb
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The total Inferred Sulfide resource is a substantial contributor to the overall copper resource with a grade of 0.30%, but is in the inferred category.

Positive factors

  • Significant tonnage for an open-pit resource

Negative factors

  • Inferred category has lower confidence

Evidence · table

“0.30”

Context: 62.71

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · silverTonnes: 62710000Grade: 0.61Grade Unit: ppmContained Metal: 1111950Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
silver
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:f7a13eda921c35f3b5da
Deposit or zone
Total
Mining method
open_pit
Material type
sulphide

Resource Data

Category
inferred
Tonnes
62710000
Grade
0.61
Grade Unit
ppm
Contained Metal
1111950
Contained Unit
oz
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The total Inferred Sulfide resource includes a silver grade of 0.61 ppm, adding byproduct value, but is in the inferred category.

Positive factors

  • Silver content adds byproduct value

Negative factors

  • Inferred category has lower confidence

Evidence · table

“0.61”

Context: 62.71

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · goldTonnes: 62710000Grade: 0.005Grade Unit: ppmContained Metal: 8338Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
gold
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:f7a13eda921c35f3b5da
Deposit or zone
Total
Mining method
open_pit
Material type
sulphide

Resource Data

Category
inferred
Tonnes
62710000
Grade
0.005
Grade Unit
ppm
Contained Metal
8338
Contained Unit
oz
Cutoff Grade
10.45
Cutoff Unit
NSR/ton

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The total Inferred Sulfide resource includes a low gold grade of 0.005 ppm, adding minor byproduct value, but is in the inferred category.

Positive factors

  • Gold content adds byproduct value

Negative factors

  • Inferred category has lower confidence

Evidence · table

“0.005”

Context: 62.71

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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · copperTonnes: 64590000Grade: 0.31Grade Unit: %Contained Metal: 394199Contained Unit: klbView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
copper
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:0c130b10b1ae0d80d939
Deposit or zone
Total
Mining method
open_pit

Resource Data

Category
inferred
Tonnes
64590000
Grade
0.31
Grade Unit
%
Contained Metal
394199
Contained Unit
klb

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The overall Inferred resource for the Moonlight-Superior Project is substantial, adding to the project's scale, but is in the inferred category.

Positive factors

  • Significant total Inferred resource
  • Adds to overall project scale

Negative factors

  • Inferred category has lower confidence

Evidence · table

“0.31”

Context: 64.59

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 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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · silverTonnes: 64590000Grade: 0.77Grade Unit: ppmContained Metal: 1448154Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
silver
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:0c130b10b1ae0d80d939
Deposit or zone
Total
Mining method
open_pit

Resource Data

Category
inferred
Tonnes
64590000
Grade
0.77
Grade Unit
ppm
Contained Metal
1448154
Contained Unit
oz

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The overall Inferred resource includes over 1.4 million ounces of contained silver, providing byproduct value, but is in the inferred category.

Positive factors

  • Significant total contained silver
  • Adds byproduct value

Negative factors

  • Inferred category has lower confidence

Evidence · table

“0.77”

Context: 64.59

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 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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredMoonlight-Superior Project · goldTonnes: 64590000Grade: 0.005Grade Unit: ppmContained Metal: 9440Contained Unit: ozView all details
Link to this fact

Identity

Project
Moonlight-Superior Project
Commodity
gold
Region
northeast california
Reported Region
Northeast California
Ticker
USCU

Resource scope

Estimate type
resource
Effective date
2024-09-15T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Terre Lane, George Cole
Resource group id
resource:0c130b10b1ae0d80d939
Deposit or zone
Total
Mining method
open_pit

Resource Data

Category
inferred
Tonnes
64590000
Grade
0.005
Grade Unit
ppm
Contained Metal
9440
Contained Unit
oz

Prior Estimate

Resource Date
2024-09-15

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2024-11-25T00:00:00.000Z

Reasoning: The overall Inferred resource includes 9,440 ounces of contained gold, providing byproduct value, but is in the inferred category.

Positive factors

  • Total contained gold adds byproduct value

Negative factors

  • Inferred category has lower confidence

Evidence · table

“0.005”

Context: 64.59

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 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

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

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.