Gold Hart Copper Provides Drilling Update on Tolita Gold-Copper-Moly-Silver Asset in Vicuña Chile with Drill Rig Currently at 700m Progressing Towards 1,100m

Original announcement by tmx on

Company
Gold Hart Copper Corp.
Ticker
HART
Exchange
TSX
Region
Vicuña, Chile
Primary commodity
Gold
Secondary commodities
Copper, Molybdenum, Silver
Document categories
Drill results, Other
Extracted
2026-09-18 03:00:54 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Gold Hart Copper provided an update on its Tolita porphyry project in Chile, noting that current diamond drilling (DDHTOL01) is progressing towards a target depth of 1,100-1,200m within a mineralized system. The company also announced plans to use an RC rig to target high-grade surface trenching (up to 52g/t AuEq) and a 330% land expansion at its Nessa complex.

Reasoning: The release provides a positive update on drilling progress and announces a significant land expansion, though specific new assay values for the current diamond hole are not yet released.

Positive factors

  • Ongoing diamond drilling at Tolita is progressing well within a mineralized porphyry system
  • High-grade surface trenching results (52g/t AuEq) provide a high-grade shallow target
  • Significant land position expansion at the Nessa complex (330%)
  • Geophysical anomalies at Tolita are expanding in size and intensity at depth

Negative factors

  • Current drill hole DDHTOL01 results are qualitative/interpretive rather than specific assay intercepts

Facts used in scoring: 7

Classification and evidence

Bonanza Interceptpositive

Exceptionally high-grade zone, well above the deposit-type norm.

Why it applies: Surface grab samples at the high-grade trench returned 45.75g/t gold, which is exceptionally high.

Evidence · text

“including grabs of 45.75g/t gold, 28g/t silver, and 3.99% copper (approximately 52g/t gold equivalent)”

Step-Out Extensionpositive

Mineralization extended beyond the previously known limit.

Why it applies: The geophysical anomaly at Tolita has been expanded by 76% in size.

Evidence · text

“original 2.5km 2 geophysical anomaly recently expanded by 76% to 4.5km 2”

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 a Qualified Person (Jonathan A. Warner) has reviewed the technical information.

Evidence · text

“The technical information contained in this news release related has been reviewed by Mr. Jonathan A. Warner... and a Qualified Person”

Extracted facts

Stored fact records: 7. Some facts used in scoring do not have a stored record.

Drill Results (7)

DDHTOL01TolitaView all details
Link to this fact

Identity

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

Classification

Program
resource
Sample Type
drill
Mining Method
open_pit

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-22T00:00:00.000Z

Reasoning: Update on drilling progress and geological interpretation rather than new assay results.

Positive factors

  • Hole is progressing towards 1,100m and remains within the mineralized system

Negative factors

  • No specific assay values provided for current depth

Evidence · text

“The drill has reached a depth of approximately 700m 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

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

DDHTOL02Tolita · goldIntercept: 360 mHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Hole ID
DDHTOL02
Project
Tolita
Commodity
gold
Region
chile
Reported Region
chile
Ticker
HART

Geometry

Intercept
360 m

Classification

Sample Type
drill

Review

Needs Review
Yes
Review Reason
historical_restatement
Interp. Status
scored
Historical
Yes
Historical Source Date
2025-03-01T00:00:00.000Z

Dates

Event date
2026-01-22T00:00:00.000Z

Reasoning: Historical hole reported for context.

Positive factors

  • Significant mineralization thickness encountered

Evidence · text

“DDHTOL02... encountered approximately 360m... of gold, copper, and moly porphyry mineralization”

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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

Stale Data Re-releasenegative

Historical results re-announced with no new assays or reinterpretation — low genuine novelty.

Why it applies: the fact restates a prior release

DDHTOL05Tolita · goldIntercept: 230 mHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Hole ID
DDHTOL05
Project
Tolita
Commodity
gold
Region
chile
Reported Region
chile
Ticker
HART

Geometry

Intercept
230 m

Classification

Sample Type
drill

Review

Needs Review
Yes
Review Reason
historical_restatement
Interp. Status
scored
Historical
Yes
Historical Source Date
2025-03-01T00:00:00.000Z

Dates

Event date
2026-01-22T00:00:00.000Z

Reasoning: Historical hole reported for context.

Positive factors

  • Significant mineralization thickness encountered

Evidence · text

“DDHTOL05... encountered approximately... 230m of gold, copper, and moly porphyry mineralization”

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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

Stale Data Re-releasenegative

Historical results re-announced with no new assays or reinterpretation — low genuine novelty.

Why it applies: the fact restates a prior release

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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-22T00:00:00.000Z

Reasoning: High grade surface trenching results.

Positive factors

  • High grade gold equivalent intercept

Evidence · text

“highest grade trench, which grades 8.61g/t gold equivalent over 10m”

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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: 10.4Grade Unit: g/tIntercept: 2 mView all details
Link to this fact

Identity

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

Geometry

Grade
10.4
Grade Unit
g/t
Intercept
2 m

Classification

Sample Type
surface
Group ID
Trench:0-2

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-22T00:00:00.000Z

Reasoning: High grade sub-interval within trench.

Positive factors

  • High grade sub-interval

Evidence · text

“including 2m at 10.40g/t gold”

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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: 2 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
2 m

Classification

Sample Type
surface
Group ID
Trench:0-2

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-22T00:00:00.000Z

Reasoning: Silver credits in high grade sub-interval.

Positive factors

  • Silver credits in high grade interval

Evidence · text

“20g/t silver”

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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: 2 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
2 m

Classification

Sample Type
surface
Group ID
Trench:0-2

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-22T00:00:00.000Z

Reasoning: Copper credits in high grade sub-interval.

Positive factors

  • High grade copper in high grade interval

Evidence · text

“2.88% copper”

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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.