Silver One Resources Announces Upgrade of Leach Pad Resources to Measured & Indicated at Candelaria
Original announcement by tmx on
- Company
- Silver One Resources Inc.
- Ticker
- SVE
- Exchange
- TSX
- Region
- Nevada
- Primary commodity
- Silver
- Secondary commodities
- Gold
- Document categories
- Resource update
- Extracted
- 2026-09-13 02:19:52 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
Silver One Resources has upgraded its Candelaria leach pad resources, converting previously Indicated resources on LP1 to Measured and Indicated, and Inferred resources on LP2 to Indicated. The combined leach pad M&I resource now totals 49.25 million ounces of silver equivalent.
Reasoning: Significant upgrade of leach pad resources to Measured and Indicated categories, providing high-confidence material for the upcoming Pre-Feasibility Study.
Positive factors
- Category Upgrade
- Tonnage Growth
- QP/CP Signed
- NI 43-101 Compliant
Facts used in scoring: 6
Classification and evidence
Category Upgradepositive
Resource confidence improved — Inferred upgraded to Indicated, or Indicated to Measured. De-risking signal.
Why it applies: Upgrade of LP1 from Indicated to Measured/Indicated and LP2 from Inferred to Indicated.
Evidence · text
“resulting in an upgrade of previously Indicated resources on LP1 to the Measured and Indicated ("M&I"), and Inferred to Indicated on LP2.”
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: The resource estimate is part of a technical report prepared by a Qualified Person in compliance with NI 43-101.
Evidence · text
“A copy of the National Instrument 43-101 ("NI 43-101") technical report (the "Report") on the Project will be filed on the SEDAR+ shortly”
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: James A. McCrea, P.Geo., is named as the Qualified Person who reviewed and approved the disclosure.
Evidence · text
“prepared by James A. McCrea, P.Geo., who is a qualified person within the meaning of NI 43-101”
Extracted facts
Stored fact records: 6. Some facts used in scoring do not have a stored record.
Resource Estimates (6)
indicatedCandelaria · silverTonnes: 22186000000Grade: 43.5Grade Unit: g/tContained Metal: 31.03Contained Unit: mozView all detailsHide details
Identity
- Project
- Candelaria
- Commodity
- silver
- Region
- usa_nv
- Reported Region
- Nevada
- Ticker
- SVE
Resource scope
- Estimate type
- resource
- Effective date
- 2026-07-29T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- James A. McCrea
- Resource group id
- resource:3f1e3aff9d13b7cbb72d
- Deposit or zone
- LP1
- Mining method
- combined
- Material type
- leach pad
- Resource basis
- gross
Resource Data
- Category
- indicated
- Tonnes
- 22186000000
- Grade
- 43.5
- Grade Unit
- g/t
- Contained Metal
- 31.03
- Contained Unit
- moz
Prior Estimate
- Resource Date
- 2026-07-29
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-27T00:00:00.000Z
Reasoning: Upgrade of LP1 resources to Measured and Indicated categories.
Positive factors
- Category Upgrade
Evidence · text
“Updated M&I Leach Pad 1 (LP1) Resources are now: 22,186 million tonnes grading 43.5 g/t silver”
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
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
PFS-Supportingneutral
Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component.
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
indicatedCandelaria · goldTonnes: 22186000000Grade: 0.075Grade Unit: g/tContained Metal: 53498Contained Unit: ozView all detailsHide details
Identity
- Project
- Candelaria
- Commodity
- gold
- Region
- usa_nv
- Reported Region
- Nevada
- Ticker
- SVE
Resource scope
- Estimate type
- resource
- Effective date
- 2026-07-29T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- James A. McCrea
- Resource group id
- resource:3f1e3aff9d13b7cbb72d
- Deposit or zone
- LP1
- Mining method
- combined
- Material type
- leach pad
- Resource basis
- gross
Resource Data
- Category
- indicated
- Tonnes
- 22186000000
- Grade
- 0.075
- Grade Unit
- g/t
- Contained Metal
- 53498
- Contained Unit
- oz
Prior Estimate
- Resource Date
- 2026-07-29
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-27T00:00:00.000Z
Reasoning: Gold component of the upgraded LP1 resource.
Evidence · text
“22,186 million tonnes grading 43.5 g/t silver and 0.075 g/t gold”
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
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
PFS-Supportingneutral
Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component.
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
indicatedCandelaria · silverTonnes: 11457000Grade: 16.47Grade Unit: mozContained Metal: 16.47Contained Unit: mozView all detailsHide details
Identity
- Project
- Candelaria
- Commodity
- silver
- Region
- usa_nv
- Reported Region
- Nevada
- Ticker
- SVE
Resource scope
- Estimate type
- resource
- Effective date
- 2026-07-29T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- James A. McCrea
- Resource group id
- resource:49fc2be4b615083d5d4b
- Deposit or zone
- LP2
- Mining method
- combined
- Material type
- leach pad
- Resource basis
- gross
Resource Data
- Category
- indicated
- Tonnes
- 11457000
- Grade
- 16.47
- Grade Unit
- moz
- Contained Metal
- 16.47
- Contained Unit
- moz
Prior Estimate
- Resource Date
- 2026-07-29
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-27T00:00:00.000Z
Reasoning: Conversion of Inferred to Indicated on LP2.
Positive factors
- Category Upgrade
Evidence · table
“16.47”
Context: 11.457
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
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
PFS-Supportingneutral
Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component.
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
indicatedCandelaria · goldTonnes: 11457000Grade: 0.1Grade Unit: g/tContained Metal: 0.037Contained Unit: kozView all detailsHide details
Identity
- Project
- Candelaria
- Commodity
- gold
- Region
- usa_nv
- Reported Region
- Nevada
- Ticker
- SVE
Resource scope
- Estimate type
- resource
- Effective date
- 2026-07-29T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- James A. McCrea
- Resource group id
- resource:49fc2be4b615083d5d4b
- Deposit or zone
- LP2
- Mining method
- combined
- Material type
- leach pad
- Resource basis
- gross
Resource Data
- Category
- indicated
- Tonnes
- 11457000
- Grade
- 0.1
- Grade Unit
- g/t
- Contained Metal
- 0.037
- Contained Unit
- koz
Prior Estimate
- Resource Date
- 2026-07-29
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-27T00:00:00.000Z
Reasoning: Gold component of the upgraded LP2 resource.
Evidence · table
“0.10”
Context: 11.457
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
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
PFS-Supportingneutral
Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component.
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
indicatedCandelaria · silverTonnes: 22186000Grade: 31.03Grade Unit: mozView all detailsHide details
Identity
- Project
- Candelaria
- Commodity
- silver
- Region
- usa_nv
- Reported Region
- Nevada
- Ticker
- SVE
Resource scope
- Estimate type
- resource
- Effective date
- 2026-07-29T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- James A. McCrea
- Resource group id
- resource:87fa2d663c3f13c955d6
- Deposit or zone
- LP1
- Mining method
- combined
- Material type
- leach pad
- Resource basis
- gross
Resource Data
- Category
- indicated
- Tonnes
- 22186000
- Grade
- 31.03
- Grade Unit
- moz
Prior Estimate
- Resource Date
- 2026-07-29
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-27T00:00:00.000Z
Reasoning: Upgrade of LP1 resources to Measured and Indicated categories. (Expanded from multi-commodity resource table for completeness.)
Positive factors
- Category Upgrade
Evidence · table
“31.03”
Context: 22.186
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
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
PFS-Supportingneutral
Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component.
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
indicatedCandelaria · goldTonnes: 22186000Grade: 0.075Grade Unit: g/tContained Metal: 0.053Contained Unit: kozView all detailsHide details
Identity
- Project
- Candelaria
- Commodity
- gold
- Region
- usa_nv
- Reported Region
- Nevada
- Ticker
- SVE
Resource scope
- Estimate type
- resource
- Effective date
- 2026-07-29T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- James A. McCrea
- Resource group id
- resource:87fa2d663c3f13c955d6
- Deposit or zone
- LP1
- Mining method
- combined
- Material type
- leach pad
- Resource basis
- gross
Resource Data
- Category
- indicated
- Tonnes
- 22186000
- Grade
- 0.075
- Grade Unit
- g/t
- Contained Metal
- 0.053
- Contained Unit
- koz
Prior Estimate
- Resource Date
- 2026-07-29
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-27T00:00:00.000Z
Reasoning: Upgrade of LP1 resources to Measured and Indicated categories. (Expanded from multi-commodity resource table for completeness.)
Positive factors
- Category Upgrade
Evidence · table
“0.075”
Context: 22.186
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
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
PFS-Supportingneutral
Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component.
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.