Ridgestone Files Guadalupe y Calvo Technical Report on SEDAR
Original announcement by tmx on
- Company
- Ridgestone Mining Inc.
- Ticker
- RMI
- Exchange
- TSX
- Region
- Chihuahua State, Mexico
- Primary commodity
- Gold
- Secondary commodities
- Silver
- Document categories
- Resource update, Other
- Extracted
- 2026-09-18 19:14:28 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
Ridgestone Mining Inc. has filed an independent technical report on SEDAR for its Guadalupe y Calvo gold-silver project in Mexico. The report supports a maiden mineral resource estimate consisting of 356,000 gold-equivalent ounces in the Indicated category and 460,000 gold-equivalent ounces in the Inferred category.
Reasoning: The document announces the filing of a technical report supporting a maiden mineral resource estimate for the Guadalupe y Calvo project. While the resource figures (356koz Indicated and 460koz Inferred AuEq) are significant, they restate/formalize information previously reported in a May 10, 2021, news release, resulting in low novelty.
Positive factors
- Maiden resource estimate filed
- Indicated and Inferred resources established
Facts used in scoring: 2
Classification and evidence
Maiden Resourceneutral
First formal MRE for the project — establishes baseline but typically exploration-stage with high Inferred component. No prior estimate exists, so every change band is not applicable.
Why it applies: The report supports the maiden mineral resource estimate for the Guadalupe y Calvo project.
Evidence · text
“supporting the maiden mineral resource estimate for its Guadalupe y Calvo gold-silver project”
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: The technical report was prepared in accordance with NI 43-101 standards.
Evidence · text
“prepared in accordance with National Instrument 43-101”
Extracted facts
Stored fact records: 2. Some facts used in scoring do not have a stored record.
Resource Estimates (2)
indicatedGuadalupe y Calvo · goldContained Metal: 356000Contained Unit: gold-equivalent ouncesView all detailsHide details
Identity
- Project
- Guadalupe y Calvo
- Commodity
- gold
- Region
- mexico
- Reported Region
- Chihuahua State, Mexico
- Ticker
- RMI
Resource scope
- Estimate type
- resource
- Effective date
- 2021-05-20T00:00:00.000Z
- Reporting standards
- ni_43_101
- Resource group id
- resource:173f33a3c027cdb61bfc
- Ownership percent
- 100 %
Resource Data
- Category
- indicated
- Contained Metal
- 356000
- Contained Unit
- gold-equivalent ounces
Prior Estimate
- Resource Date
- 2021-05-20
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2021-06-18T00:00:00.000Z
Reasoning: Indicated portion of the maiden gold-equivalent resource.
Evidence · text
“host to an Indicated Resource of 356,000 gold-equivalent ounces”
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
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 QP/CP Disclosurenegative
No Qualified Person or Competent Person named — lower credibility for the estimate. A QP/CP should be a member of a recognized professional association with relevant experience.
Why it applies: no Qualified or Competent Person is named anywhere in the release
inferredGuadalupe y Calvo · goldContained Metal: 460000Contained Unit: gold-equivalent ouncesView all detailsHide details
Identity
- Project
- Guadalupe y Calvo
- Commodity
- gold
- Region
- mexico
- Reported Region
- Chihuahua State, Mexico
- Ticker
- RMI
Resource scope
- Estimate type
- resource
- Effective date
- 2021-05-20T00:00:00.000Z
- Reporting standards
- ni_43_101
- Resource group id
- resource:873faa66cd03b61c0311
- Ownership percent
- 100 %
Resource Data
- Category
- inferred
- Contained Metal
- 460000
- Contained Unit
- gold-equivalent ounces
Prior Estimate
- Resource Date
- 2021-05-20
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2021-06-18T00:00:00.000Z
Reasoning: Inferred portion of the maiden gold-equivalent resource.
Evidence · text
“plus an Inferred Resource of 460,000 gold-equivalent ounces”
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
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 QP/CP Disclosurenegative
No Qualified Person or Competent Person named — lower credibility for the estimate. A QP/CP should be a member of a recognized professional association with relevant experience.
Why it applies: no Qualified or Competent Person is named anywhere in the 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.