Ridgestone Receives Permit for Drill Program on El Cobre Copper Target at Rebeico Project
Original announcement by tmx on
- Company
- Ridgestone Mining Inc.
- Ticker
- RMI
- Exchange
- TSX
- Region
- Sonora, Mexico
- Primary commodity
- Copper
- Secondary commodities
- Gold, Silver, Molybdenum
- Document categories
- Drill results, Permitting, Other
- Extracted
- 2026-09-18 19:15:04 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
Ridgestone Mining has received permits from SEMARNAT to conduct a maiden 14-hole reverse circulation (RC) drilling program at the El Cobre copper target within the Rebeico project in Sonora, Mexico. Surface sampling at the target returned up to 3.5% Cu, 53 g/t Ag, and 0.52% Mo.
Reasoning: The company has secured regulatory approval to begin a maiden RC drilling program at the El Cobre target, supported by high-grade surface samples and historical context.
Positive factors
- Permit received for maiden drill program
- High-grade surface sampling reported
- Historical mining evidence suggests continuity
Facts used in scoring: 4
Classification and evidence
Permittingpositive · Story-specific tag
No canonical definition is currently available.
Why it applies: The company received all requisite permits from SEMARNAT for the maiden drill program.
Evidence · text
“it has received all of the requisite permits for a maiden drill program on the El Cobre copper target”
Explorationneutral · Story-specific tag
No canonical definition is currently available.
Why it applies: The announcement describes a maiden drill program to test the El Cobre target.
Evidence · text
“maiden drill program on the El Cobre copper target”
Extracted facts
Stored fact records: 3. Some facts used in scoring do not have a stored record.
Drill Results (3)
Fact 1copperGrade: 3.5Grade Unit: %Intercept: 5 mView all detailsHide details
Identity
- Commodity
- copper
- Region
- mexico
- Reported Region
- mexico
- Ticker
- RMI
Geometry
- Grade
- 3.5
- Grade Unit
- %
- Intercept
- 5 m
Classification
- Sample Type
- surface
QA/QC
- QP Signed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2021-11-18T00:00:00.000Z
Reasoning: Surface grab/rock-chip samples show significant mineralization.
Positive factors
- High grade surface samples
Evidence · text
“returned up to 3.5% copper, 53 g/t silver and 0.52 % Mo over widths of up to 5.0 metres”
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
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Ridgestone's 100%-owned Rebeico copper-gold project has high-grade copper and gold pervasive throughout the property wit"
Fact 2silverGrade: 53Grade Unit: g/tIntercept: 5 mView all detailsHide details
Identity
- Commodity
- silver
- Region
- mexico
- Reported Region
- mexico
- Ticker
- RMI
Geometry
- Grade
- 53
- Grade Unit
- g/t
- Intercept
- 5 m
Classification
- Sample Type
- surface
QA/QC
- QP Signed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2021-11-18T00:00:00.000Z
Reasoning: Surface grab/rock-chip samples show significant mineralization.
Positive factors
- High grade surface samples
Evidence · text
“returned up to 3.5% copper, 53 g/t silver and 0.52 % Mo over widths of up to 5.0 metres”
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
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Ridgestone's 100%-owned Rebeico copper-gold project has high-grade copper and gold pervasive throughout the property wit"
Fact 3molybdenumGrade: 0.52Grade Unit: %Intercept: 5 mView all detailsHide details
Identity
- Commodity
- molybdenum
- Region
- mexico
- Reported Region
- mexico
- Ticker
- RMI
Geometry
- Grade
- 0.52
- Grade Unit
- %
- Intercept
- 5 m
Classification
- Sample Type
- surface
QA/QC
- QP Signed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2021-11-18T00:00:00.000Z
Reasoning: Surface grab/rock-chip samples show significant mineralization.
Positive factors
- High grade surface samples
Evidence · text
“returned up to 3.5% copper, 53 g/t silver and 0.52 % Mo over widths of up to 5.0 metres”
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
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Ridgestone's 100%-owned Rebeico copper-gold project has high-grade copper and gold pervasive throughout the property wit"
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.