Ridgeline Minerals Initiates Drill Program at the Chinchilla Sulfide CRD Discovery, Selena Project
Original announcement by tmx on
- Company
- Ridgeline Minerals Corp.
- Ticker
- RDG
- Exchange
- TSX
- Region
- Nevada
- Primary commodity
- Zinc
- Secondary commodities
- Silver, Lead, Gold, Copper, Antimony
- Document categories
- Drill results, Agreement transaction
- Extracted
- 2026-09-16 18:43:15 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
Ridgeline Minerals has initiated a 2026 partner-funded drill program at the Chinchilla Sulfide discovery within the Selena project in Nevada. The program includes three deep holes, starting with a 250m step-out (SE26-055) from high-grade historical intercepts in SE25-053.
Reasoning: The company is initiating a new drill program at a discovery site with high-grade historical intercepts, supported by significant partner funding, though true widths for previous results are not disclosed.
Positive factors
- Initiation of a partner-funded drill program
- High-grade historical intercepts in SE25-053 (27% Zn)
- Step-out drilling targeting discovery extension
- Strong partner funding from South32
Negative factors
- True width for high-grade intercepts is unknown
Facts used in scoring: 4
Classification and evidence
Step-Out Extensionpositive
Mineralization extended beyond the previously known limit.
Why it applies: SE26-055 is described as a 250m step-out to the northeast of discovery hole SE25-053
Evidence · text
“SE26-055 is a 250m step-out to the northeast of 2025 discovery hole SE25-053”
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: Release details laboratory (AAL, PAL), methods (fire assay, ICP-MS), and inclusion of standards, duplicates, and blanks
Evidence · text
“Ridgeline's QA/QC program includes regular insertion of CRM standards, duplicates, and blanks”
Apparent Width Onlynegative
Interval given as downhole width with no true width or drill orientation — apparent width may overstate true thickness.
Why it applies: High-grade intercepts in SE25-053 are reported without true width disclosure
Evidence · text
“true thickness unknown”
Extracted facts
Stored fact records: 4. Some facts used in scoring do not have a stored record.
Drill Results (4)
SE25-053concept adjacent to the Butte Valley Cu-Au-Ag-Zn porphyry · zincGrade: 27Grade Unit: %Intercept: 1.1 mView all detailsHide details
Identity
- Hole ID
- SE25-053
- Project
- concept adjacent to the Butte Valley Cu-Au-Ag-Zn porphyry
- Commodity
- zinc
- Region
- usa_nv
- Reported Region
- usa_nv
- Ticker
- RDG
Geometry
- Grade
- 27
- Grade Unit
- %
- Intercept
- 1.1 m
- From
- 943 m
- To
- 944.1 m
- Intercept Depth
- 943 m
Classification
- Deposit Type
- other
- Program
- resource
- Sample Type
- drill
- Group ID
- SE25-053:943-944.1
- Mining Method
- unknown
Location
- Location
- Chinchilla Sulfide
- Loc. Source
- document
QA/QC
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
- Deleterious Elements
- antimony
Metal Equivalent
- Metal Eq. Grade
- 31.9
- Metal Eq. Unit
- % ZnEq
- Assumptions Disclosed
- No
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-05-14T00:00:00.000Z
Reasoning: High-grade zinc intercept in a discovery hole, though historical and true width is unknown.
Positive factors
- Exceptional zinc grade
Negative factors
- True width unknown
Evidence · text
“1.1m grading 27.0% Zn, 60.1 g/t Ag, 0.7% Pb, 1.5 g/t Au, 0.4% Cu, 0.03% Sb (766.4 g/t AgEq or 31.9% ZnEq) starting at 943m downhole”
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
Metal Equivalent Opaquenegative
Metal equivalent grade reported without disclosing the price, recovery, or payability assumptions used. Requires an actual metal equivalent grade; a combined elemental basket such as PGE is not a metal equivalent.
Why it applies: an equivalent grade is reported without its assumptions
Infill Drillingneutral
Confirmatory drilling to raise resource confidence, not new discovery.
Why it applies: drill_program_type is "resource"
SE25-053concept adjacent to the Butte Valley Cu-Au-Ag-Zn porphyry · silverGrade: 60.1Grade Unit: g/tIntercept: 1.1 mView all detailsHide details
Identity
- Hole ID
- SE25-053
- Project
- concept adjacent to the Butte Valley Cu-Au-Ag-Zn porphyry
- Commodity
- silver
- Region
- usa_nv
- Reported Region
- usa_nv
- Ticker
- RDG
Geometry
- Grade
- 60.1
- Grade Unit
- g/t
- Intercept
- 1.1 m
- From
- 943 m
- To
- 944.1 m
- Intercept Depth
- 943 m
Classification
- Deposit Type
- other
- Program
- resource
- Sample Type
- drill
- Group ID
- SE25-053:943-944.1
- Mining Method
- unknown
Location
- Location
- Chinchilla Sulfide
- Loc. Source
- document
QA/QC
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
- Deleterious Elements
- antimony
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-05-14T00:00:00.000Z
Reasoning: Secondary metal in high-grade intercept.
Evidence · text
“60.1 g/t Ag”
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
Infill Drillingneutral
Confirmatory drilling to raise resource confidence, not new discovery.
Why it applies: drill_program_type is "resource"
SE25-053concept adjacent to the Butte Valley Cu-Au-Ag-Zn porphyry · zincGrade: 6Grade Unit: %Intercept: 17.4 mView all detailsHide details
Identity
- Hole ID
- SE25-053
- Project
- concept adjacent to the Butte Valley Cu-Au-Ag-Zn porphyry
- Commodity
- zinc
- Region
- usa_nv
- Reported Region
- usa_nv
- Ticker
- RDG
Geometry
- Grade
- 6
- Grade Unit
- %
- Intercept
- 17.4 m
Classification
- Deposit Type
- other
- Program
- resource
- Sample Type
- drill
- Group ID
- SE25-053:from-to
- Mining Method
- unknown
Location
- Location
- Chinchilla Sulfide
- Loc. Source
- document
QA/QC
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
- Deleterious Elements
- antimony
Metal Equivalent
- Metal Eq. Grade
- 9.2
- Metal Eq. Unit
- % ZnEq
- Assumptions Disclosed
- No
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-05-14T00:00:00.000Z
Reasoning: Wide intercept of moderate grade zinc.
Positive factors
- Significant width at moderate grade
Negative factors
- True width unknown
Evidence · text
“17.4 meters grading 6.0% Zn, 35.6 g/t Ag, 0.5% Pb, 0.2 g/t Au, 0.1% Cu, 0.1% Sb (219.9 g/t AgEq or 9.2% ZnEq)”
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
Metal Equivalent Opaquenegative
Metal equivalent grade reported without disclosing the price, recovery, or payability assumptions used. Requires an actual metal equivalent grade; a combined elemental basket such as PGE is not a metal equivalent.
Why it applies: an equivalent grade is reported without its assumptions
Infill Drillingneutral
Confirmatory drilling to raise resource confidence, not new discovery.
Why it applies: drill_program_type is "resource"
SE22-038Selena · silverGrade: 97.4Grade Unit: g/tIntercept: 1.5 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- SE22-038
- Project
- Selena
- Commodity
- silver
- Region
- usa_nv
- Reported Region
- usa_nv
- Ticker
- RDG
Geometry
- Grade
- 97.4
- Grade Unit
- g/t
- Intercept
- 1.5 m
Classification
- Deposit Type
- other
- Program
- exploration
- Sample Type
- drill
- Mining Method
- unknown
Location
- Location
- Selena
- Loc. Source
- document
QA/QC
- QA/QC Disclosed
- Yes
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2022-01-01T00:00:00.000Z
Dates
- Event date
- 2026-05-14T00:00:00.000Z
Reasoning: Historical RC drillhole result mentioned for context.
Evidence · text
“2022 RC drillhole SE22-038 that intercepted 1.5m grading 97.4 g/t Ag, 4.9% Zn, 0.1% Pb and 0.4 g/t Au”
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
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.