Gold Hart Copper Identifies High Grades of Gold Copper & Silver in First-Ever Comprehensive Geochemical Soil Survey at the Nessa Gold Copper Silver Assets in the Domeyko Fault System

Original announcement by tmx on

Company
Gold Hart Copper Corp.
Ticker
HART
Exchange
TSX
Region
Chile
Primary commodity
Gold
Secondary commodities
Copper, Silver
Document categories
Drill results, Other
Extracted
2026-09-18 02:32:50 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Gold Hart Copper has completed its first comprehensive geochemical soil survey at the Nessa properties in Chile, identifying multiple high-grade gold, copper, and silver anomalies. The survey results coincide with known magnetic anomalies, suggesting compelling new exploration targets. The company also noted high-grade surface trenching at its Tolita asset while awaiting pending RC drill results.

Reasoning: The announcement reports successful first-ever soil geochemical survey results at the Nessa project, identifying high-grade anomalies that coincide with magnetic structures. It also provides context on high-grade surface trenching at the Tolita asset, though formal RC drill results for Tolita are pending.

Positive factors

  • high-grade soil anomalies identified
  • coincidence with magnetic anomaly
  • historical high-grade trench results mentioned

Negative factors

  • results are from soil geochemistry, not drilling
  • Tolita RC results are still pending

Facts used in scoring: 9

Classification and evidence

Step-Out Extensionpositive

Mineralization extended beyond the previously known limit.

Why it applies: Survey identified new areas of elevated gold, copper, and silver beyond known historic mining pits.

Evidence · text

“the survey also identified other new areas of elevated gold, copper, and silver which now warrant further attention.”

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: Release details QA/QC protocols including hermetic sealing, unique IDs, and use of an independent certified lab (AAA Labs).

Evidence · text

“Hermetic sealed individual bags for every sample (ii) Unique sample ID for tracking (iii) Coordinate location and picture of outcrop (iv) Basic geology notes on control points with samples (v) Consistent sample size between 2-3kg (vi) Certified lab conducting assays.”

Extracted facts

Stored fact records: 9. Some facts used in scoring do not have a stored record.

Drill Results (9)

Fact 1Nessa · copperGrade: 3235Grade Unit: ppmView all details
Link to this fact

Identity

Project
Nessa
Commodity
copper
Region
chile
Reported Region
chile
Ticker
HART

Geometry

Grade
3235
Grade Unit
ppm

Classification

Sample Type
surface

QA/QC

QA/QC Disclosed
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-08-24T00:00:00.000Z

Reasoning: High grade copper value reported for a soil sample.

Positive factors

  • high grade for soil sample

Evidence · text

“individual samples returning up to 3,235 ppm copper”

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

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

Why it applies: no cutoff_grade was stated

Fact 2Nessa · goldGrade: 401Grade Unit: ppbView all details
Link to this fact

Identity

Project
Nessa
Commodity
gold
Region
chile
Reported Region
chile
Ticker
HART

Geometry

Grade
401
Grade Unit
ppb

Classification

Sample Type
surface

QA/QC

QA/QC Disclosed
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-08-24T00:00:00.000Z

Reasoning: High grade gold value reported for a soil sample.

Positive factors

  • high grade for soil sample

Evidence · text

“401 ppb gold”

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

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

Why it applies: no cutoff_grade was stated

Fact 3Nessa · silverGrade: 36Grade Unit: ppmView all details
Link to this fact

Identity

Project
Nessa
Commodity
silver
Region
chile
Reported Region
chile
Ticker
HART

Geometry

Grade
36
Grade Unit
ppm

Classification

Sample Type
surface

QA/QC

QA/QC Disclosed
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-08-24T00:00:00.000Z

Reasoning: High grade silver value reported for a soil sample.

Positive factors

  • high grade for soil sample

Evidence · text

“36 ppm silver”

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

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

Why it applies: no cutoff_grade was stated

Fact 4Tolita · goldGrade: 10.41Grade Unit: g/tIntercept: 2 mView all details
Link to this fact

Identity

Project
Tolita
Commodity
gold
Region
chile
Reported Region
chile
Ticker
HART

Geometry

Grade
10.41
Grade Unit
g/t
Intercept
2 m

Classification

Sample Type
surface

QA/QC

QA/QC Disclosed
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-08-24T00:00:00.000Z

Reasoning: High grade gold intercept in a trench grab.

Positive factors

  • high grade intercept

Evidence · text

“2m of 10.41g/t gold”

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

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

Why it applies: no cutoff_grade was stated

Fact 5Tolita · silverGrade: 20Grade Unit: g/tIntercept: 2 mView all details
Link to this fact

Identity

Project
Tolita
Commodity
silver
Region
chile
Reported Region
chile
Ticker
HART

Geometry

Grade
20
Grade Unit
g/t
Intercept
2 m

Classification

Sample Type
surface

QA/QC

QA/QC Disclosed
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-08-24T00:00:00.000Z

Reasoning: Silver grade reported in trench grab.

Evidence · text

“20g/t silver”

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

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

Why it applies: no cutoff_grade was stated

Fact 6Tolita · copperGrade: 2.88Grade Unit: %Intercept: 2 mView all details
Link to this fact

Identity

Project
Tolita
Commodity
copper
Region
chile
Reported Region
chile
Ticker
HART

Geometry

Grade
2.88
Grade Unit
%
Intercept
2 m

Classification

Sample Type
surface

QA/QC

QA/QC Disclosed
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-08-24T00:00:00.000Z

Reasoning: Copper grade reported in trench grab.

Evidence · text

“2.88% copper”

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

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

Why it applies: no cutoff_grade was stated

Fact 7Tolita · goldGrade: 45.75Grade Unit: g/tView all details
Link to this fact

Identity

Project
Tolita
Commodity
gold
Region
chile
Reported Region
chile
Ticker
HART

Geometry

Grade
45.75
Grade Unit
g/t

Classification

Sample Type
surface

QA/QC

QA/QC Disclosed
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-08-24T00:00:00.000Z

Reasoning: Very high grade gold grab.

Positive factors

  • bonanza grade grab

Evidence · text

“grabs of up to 45.75g/t gold”

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

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

Why it applies: no cutoff_grade was stated

Fact 8Tolita · silverGrade: 28Grade Unit: g/tView all details
Link to this fact

Identity

Project
Tolita
Commodity
silver
Region
chile
Reported Region
chile
Ticker
HART

Geometry

Grade
28
Grade Unit
g/t

Classification

Sample Type
surface

QA/QC

QA/QC Disclosed
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-08-24T00:00:00.000Z

Reasoning: Silver grade reported in trench grab.

Evidence · text

“28g/t silver”

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

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

Why it applies: no cutoff_grade was stated

Fact 9Tolita · copperGrade: 3.99Grade Unit: %View all details
Link to this fact

Identity

Project
Tolita
Commodity
copper
Region
chile
Reported Region
chile
Ticker
HART

Geometry

Grade
3.99
Grade Unit
%

Classification

Sample Type
surface

QA/QC

QA/QC Disclosed
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-08-24T00:00:00.000Z

Reasoning: Copper grade reported in trench grab.

Evidence · text

“3.99% copper”

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

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

Why it applies: no cutoff_grade was stated

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.