Tintina Mines Announces Commencement of Drilling at the Dos Amigos Project in Chile
Original announcement by accesswire on
- Company
- Tintina Mines Limited
- Ticker
- TTS
- Exchange
- Unavailable
- Region
- Atacama Region, Chile
- Primary commodity
- Copper
- Secondary commodities
- Gold
- Document categories
- Resource update, Drill results
- Extracted
- 2026-09-22 11:21:22 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
Tintina Mines has commenced a 40,000-metre diamond drilling program at the Dos Amigos project in Chile to convert Inferred resources to the Indicated category. The company also announced the appointment of Richard Leclerc as General Manager for its Chilean subsidiary.
Reasoning: The announcement marks the start of a significant resource conversion drilling program at a large copper-gold project, providing a clear catalyst for upcoming resource upgrades.
Positive factors
- Commencement of a large 40,000m infill drilling program
- Existing resource base of ~357 Mt copper-gold
- Clear path toward feasibility study
Facts used in scoring: 3
Classification and evidence
Infill Drillingneutral
Confirmatory drilling to raise resource confidence, not new discovery.
Why it applies: The 40,000m program is explicitly described as infill drilling to support resource conversion.
Evidence · text
“40,000-metre infill drilling program underway at Dos Amigos in support of a planned feasibility study”
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: The release details specific QA/QC protocols including standards, blanks, and duplicates.
Evidence · text
“The Company employed a rigorous QAQC program involving certified standards, blank, ¼ core duplicates and coarse reject duplicates.”
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: The resource estimate is reported in accordance with NI 43-101 standards.
Evidence · text
“The Mineral resource estimates disclosed in this news release were reported... in accordance with NI 43-101.”
Extracted facts
Stored fact records: 3. Some facts used in scoring do not have a stored record.
Drill Results (1)
Fact 1Tricolor · copperGrade: 0.56Grade Unit: %Intercept: 230 mHistorical resultNeeds review: drill_no_hole_idView all detailsHide details
Identity
- Project
- Tricolor
- Commodity
- copper
- Region
- chile
- Reported Region
- chile
- Ticker
- TTS
Geometry
- Grade
- 0.56
- Grade Unit
- %
- Intercept
- 230 m
Classification
- Sample Type
- drill
QA/QC
- QA/QC Disclosed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Compositing
- Dilution Disclosed
- Yes
Review
- Needs Review
- Yes
- Review Reason
- drill_no_hole_id
- Interp. Status
- scored
- Historical
- Yes
Dates
- Event date
- 2026-09-22T00:00:00.000Z
Reasoning: Historical drill result explicitly reported in source prose.
Evidence · text
“Previous drilling in 2018 at Tricolor returned 230m @ 0.56% copper ("Cu") and 0.33 g/t gold ("Au") from 18m to end-of-hole (SDDK 18-035).”
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
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
Resource Estimates (2)
indicatedDos Amigos · copperTonnes: 100800000Grade: 0.35Grade Unit: %View all detailsHide details
Identity
- Project
- Dos Amigos
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- TTS
Resource scope
- Estimate type
- resource
- Resource group id
- resource:05e3d956d48660771da6
Resource Data
- Category
- indicated
- Tonnes
- 100800000
- Grade
- 0.35
- Grade Unit
- %
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-09-22T00:00:00.000Z
Reasoning: Part of the existing M&I resource base mentioned in the context of the new drilling program.
Evidence · text
“100.8 million tonnes ("Mt") at 0.35% copper”
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
No Contained Metalnegative
Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.
Why it applies: contained_metal was not reported
inferredDos Amigos · copperTonnes: 256300000Grade: 0.34Grade Unit: %View all detailsHide details
Identity
- Project
- Dos Amigos
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- TTS
Resource scope
- Estimate type
- resource
- Resource group id
- resource:e0c8f1e3d3be84e4e70a
Resource Data
- Category
- inferred
- Tonnes
- 256300000
- Grade
- 0.34
- Grade Unit
- %
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-09-22T00:00:00.000Z
Reasoning: Inferred resource component targeted for conversion by the new drilling program.
Evidence · text
“256.3 Mt at 0.34% copper”
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
No Contained Metalnegative
Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.
Why it applies: contained_metal was not reported
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.