Gold Hart Copper Announces Positive Results from Nessa Gold-Copper-Silver Asset Geochemical Survey Confirming High Grades and Provides Update on Drilling at Flagship Tolita Gold-Copper-Moly-Silver Asset in Vicuña Chile

Original announcement by tmx on

Company
Gold Hart Copper Corp.
Ticker
HART
Exchange
TSX
Region
Chile
Primary commodity
Gold
Secondary commodities
Copper, Silver, Molybdenum
Document categories
Drill results, Other
Extracted
2026-09-18 03:03:27 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Gold Hart Copper reported high-grade gold, copper, and silver geochemical samples from its Nessa asset, including samples exceeding 9g/t gold. The company also provided a drilling update for the Tolita asset, noting that the current diamond drill hole has reached 900m and remains within the mineralized porphyry system.

Reasoning: The announcement reports positive geochemical results at Nessa and a progress update on the Tolita diamond drilling, though specific assay values for the current Tolita hole are not yet provided.

Positive factors

  • high grade geochemical samples at Nessa
  • drilling at Tolita remains in mineralized system
  • high grade surface trench at Tolita

Negative factors

  • copper grades at Nessa pending re-analysis
  • Tolita drilling depth update lacks specific assay values

Facts used in scoring: 4

Classification and evidence

Step-Out Extensionpositive

Mineralization extended beyond the previously known limit.

Why it applies: Geochemical survey at Nessa identified new undocumented historic mining pits and zones to investigate extent.

Evidence · text

“Satellite imagery analysis also identified additional undocumented historic mining pits across the property.”

QA/QC Disclosedpositive

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

Why it applies: The release mentions hermetic sealed bags, unique sample IDs, and certified labs.

Evidence · text

“Certified lab conducting assays”

Extracted facts

Stored fact records: 4. Some facts used in scoring do not have a stored record.

Drill Results (4)

DDHTOL01Tolita · goldIntercept: 900 mView all details
Link to this fact

Identity

Hole ID
DDHTOL01
Project
Tolita
Commodity
gold
Region
chile
Reported Region
chile
Ticker
HART

Geometry

Intercept
900 m
From
0 m
To
900 m
Intercept Depth
0 m

Classification

Program
exploration
Sample Type
drill
Group ID
DDHTOL01:0-900
Mining Method
unknown

Location

Loc. Confidence
medium

QA/QC

QA/QC Disclosed
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-02-02T00:00:00.000Z

Reasoning: Update on drilling progress; hole is deep but specific assays are not yet released for this depth.

Positive factors

  • hole remains in mineralized system
  • strong hydrothermal alterations

Evidence · text

“The drill has reached a depth of 900m and from a geological perspective, Gold Hart's preliminary interpretation is that the hole remains within the mineralized system of interest.”

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

TrenchTolita · goldGrade: 8.61Grade Unit: g/tIntercept: 10 mView all details
Link to this fact

Identity

Hole ID
Trench
Project
Tolita
Commodity
gold
Region
chile
Reported Region
chile
Ticker
HART

Geometry

Grade
8.61
Grade Unit
g/t
Intercept
10 m

Classification

Sample Type
surface
Mining Method
open_pit

QA/QC

QA/QC Disclosed
Yes
QP Signed
Yes

Metal Equivalent

Metal Eq. Grade
52
Metal Eq. Unit
g/t gold equivalent
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-02-02T00:00:00.000Z

Reasoning: High grade surface trench intercept reported.

Positive factors

  • high grade surface intercept
  • consistent with porphyry style

Evidence · text

“8.61g/t gold equivalent over 10m”

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

TrenchTolita · copperGrade: 2.88Grade Unit: %Intercept: 10 mView all details
Link to this fact

Identity

Hole ID
Trench
Project
Tolita
Commodity
copper
Region
chile
Reported Region
chile
Ticker
HART

Geometry

Grade
2.88
Grade Unit
%
Intercept
10 m

Classification

Sample Type
surface
Mining Method
open_pit

QA/QC

QA/QC Disclosed
Yes
QP Signed
Yes

Metal Equivalent

Metal Eq. Grade
52
Metal Eq. Unit
g/t gold equivalent
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-02-02T00:00:00.000Z

Reasoning: High grade surface trench intercept reported.

Positive factors

  • high grade surface intercept

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

TrenchTolita · silverGrade: 20Grade Unit: g/tIntercept: 10 mView all details
Link to this fact

Identity

Hole ID
Trench
Project
Tolita
Commodity
silver
Region
chile
Reported Region
chile
Ticker
HART

Geometry

Grade
20
Grade Unit
g/t
Intercept
10 m

Classification

Sample Type
surface
Mining Method
open_pit

QA/QC

QA/QC Disclosed
Yes
QP Signed
Yes

Metal Equivalent

Metal Eq. Grade
52
Metal Eq. Unit
g/t gold equivalent
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-02-02T00:00:00.000Z

Reasoning: High grade surface trench intercept reported.

Positive factors

  • high grade surface intercept

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

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.