Tintina Mines Announces Commencement of Drilling at the Dos Amigos Project in Chile
Original announcement by orestocks on
- Company
- Tintina Mines Limited
- Ticker
- TTS.V
- Exchange
- Unavailable
- Region
- Atacama Region, Chile
- Primary commodity
- Copper
- Secondary commodities
- Gold
- Document categories
- Resource update, Drill results, Other
- Extracted
- 2026-09-22 11:28:44 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 Indicated. The company also announced the appointment of a new General Manager for its Chilean subsidiary and provided details of the existing copper-gold mineral resource estimate.
Reasoning: The announcement marks the start of a significant resource-conversion drilling campaign at a large copper-gold project, providing a clear operational roadmap.
Positive factors
- Commencement of a large 40,000m infill drilling program
- Existing resource base of ~357 Mt
- Clear path toward feasibility study
Negative factors
- Historical drill results at Tricolor are from 2018
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 the use of certified standards, blanks, and duplicates for the 2018 Tricolor drilling.
Evidence · text
“The Company employed a rigorous QAQC program involving certified standards, blank, ¼ core duplicates and coarse reject duplicates.”
Apparent Width Onlynegative
Interval given as downhole width with no true width or drill orientation — apparent width may overstate true thickness.
Why it applies: The Tricolor intercept does not disclose true width or drill orientation, noting the orientation of mineralization is unknown.
Evidence · text
“The current orientation of mineralization is unknown therefore the intercept may not reflect true widths.”
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
Extracted facts
Stored fact records: 3. Some facts used in scoring do not have a stored record.
Drill Results (1)
Fact 1Dos Amigos · copperGrade: 0.56Grade Unit: %Intercept: 230 mHistorical resultNeeds review: drill_no_hole_idView all detailsHide details
Identity
- Project
- Dos Amigos
- Commodity
- copper
- Region
- chile
- Reported Region
- chile
- Ticker
- TTS.V
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.V
Resource scope
- Estimate type
- resource
- Effective date
- 2026-01-23T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Sophia Bascuñán Moraga, Joled Nur Paredes
- Resource group id
- resource:1cf10c17dec87eecbacb
- Mining method
- open_pit
Resource Data
- Category
- indicated
- Tonnes
- 100800000
- Grade
- 0.35
- Grade Unit
- %
- Cutoff Grade
- 0.2
- Cutoff Unit
- % total copper
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-09-22T00:00:00.000Z
Reasoning: Indicated resource component of the existing MRE.
Positive factors
- Large tonnage base
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 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
No Contained Metalnegative
Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.
Why it applies: contained_metal was not reported
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
DFS-Supportingneutral
Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.
Why it applies: the release names the study this estimate supports
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.V
Resource scope
- Estimate type
- resource
- Effective date
- 2026-01-23T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Sophia Bascuñán Moraga, Joled Nur Paredes
- Resource group id
- resource:24b7424f9858c632d7ac
- Mining method
- open_pit
Resource Data
- Category
- inferred
- Tonnes
- 256300000
- Grade
- 0.34
- Grade Unit
- %
- Cutoff Grade
- 0.2
- Cutoff Unit
- % total copper
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-09-22T00:00:00.000Z
Reasoning: Inferred resource component of the existing MRE.
Positive factors
- Significant tonnage
Negative factors
- High inferred component
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 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
No Contained Metalnegative
Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.
Why it applies: contained_metal was not reported
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
DFS-Supportingneutral
Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.
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.