Eloro Resources Reports Substantial Resource Growth in Updated Mineral Resource Estimate at Its Iska Iska Project, Potosi Department, Southwestern Bolivia
Original announcement by orestocks on
- Company
- Eloro Resources Ltd.
- Ticker
- ELO
- Exchange
- TSX
- Region
- Potosi Department, Southwestern Bolivia
- Primary commodity
- Silver
- Secondary commodities
- Zinc, Lead, Tin, Gold
- Document categories
- Resource update, Metallurgy
- Extracted
- 2026-10-01 04:16:28 UTC
Analysis by Minestarters Atlas
Atlas analysis published:
Minestarters Atlas analysis
Summary
Eloro Resources announced an updated Mineral Resource Estimate for its Iska Iska project in Bolivia, reporting a maiden Indicated resource of 85.17 Mt grading 40 g/t Ag, 1.21% Zn, and 0.71% Pb. The overall Inferred resource increased by 41% to 945.43 Mt, containing 248.60 Moz Ag, 4.72 Mt Zn, 1.50 Mt Pb, 290,000 t Sn, and 1.21 Moz Au. The update also noted a 65% increase in silver grades in the Indicated category compared to the previous Inferred estimate, and improved tin recoveries from metallurgical testing.
Reasoning: The updated MRE demonstrates significant growth and de-risking for the Iska Iska project with the establishment of a maiden Indicated resource, substantial tonnage and grade increases, and improved tin recoveries, despite a large Inferred component and some metallurgical complexities.
Positive factors
- Maiden Indicated Mineral Resource established
- Significant increase in overall Inferred tonnage (41%)
- Substantial increase in silver grade (65%) in the Indicated category
- Contained metal growth across multiple commodities in both Indicated and Inferred categories
- NI 43-101 compliant and QP signed estimate
- Improved tin recovery from metallurgical testing
Negative factors
- A large portion of the resource remains in the Inferred category
- Contained silver and lead in the Inferred category decreased due to upgrade to Indicated
- Low metallurgical recoveries for tin (40.4%) and gold (47.5%) used in the MRE
- Tin processing involves fuming, suggesting metallurgical complexity
Low confidence — this extraction should be reviewed alongside the original source.
Facts used in scoring: 40
Classification and evidence
Indicated Resourcepositive
Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.
Why it applies: The document reports an 'Initial Indicated Mineral Resource of 85.17 Mt'.
Evidence · text
“Initial Indicated Mineral Resource of 85.17 Mt”
Category Upgradepositive
Resource confidence improved — Inferred upgraded to Indicated, or Indicated to Measured. De-risking signal.
Why it applies: The document states that the 'apparent decrease in the inferred resource (*) is due to the upgrading into the indicated category'.
Evidence · text
“The apparent decrease in the inferred resource (*) is due to the upgrading into the indicated category.”
Tonnage Growthpositive
Significant tonnage increase (≥15%) vs prior estimate with grade maintained or improved.
Why it applies: The overall Inferred Mineral Resource increased by '41% increase in total tonnage with respect to the 670 Mt of overall Inferred mineral resources in the Initial 2023 MRE'.
Evidence · text
“41% increase in total tonnage with respect to the 670 Mt of overall Inferred mineral resources in the Initial 2023 MRE”
Grade Improvementpositive
Average resource grade improved vs prior estimate — better deposit economics.
Why it applies: Silver grades increased 65% from 24.3 g/t Ag reported in the near-surface Inferred resource category in the 2023 Initial MRE to 40 g/t Ag reported in the Indicated resource category in the 2026 Updated MRE.
Evidence · text
“Silver grades increased 65% from 24.3 g/t Ag reported in the near-surface Inferred resource category in the 2023 Initial MRE to 40 g/t Ag reported in the Indicated resource category in the 2026 Updated MRE.”
Contained Metal Growthpositive
True scale improvement — contained metal ounces/tonnes increased vs prior, accounting for both tonnage and grade changes.
Why it applies: The Indicated category now contains 109.53 Moz Ag, 1.03 Mt Zn, and 0.60 Mt Pb, which were 'Nil' in the 2023 MRE, and Inferred contained tin increased from 0.13 Mt to 0.29 Mt.
Evidence · table
“109.53”
Context: Nil
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: The MRE was 'prepared by independent qualified persons ('QPs') with Micon International Limited' and names Charley Murahwi, P.Geo., FAusIMM and Richard Gowans, P.Eng. as responsible QPs.
Evidence · text
“prepared by independent qualified persons ("QPs") with Micon International Limited”
Cut-off Disclosedpositive
Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.
Why it applies: The document states 'The optimization indicates a cut-off grade of 11.14 g/t silver equivalent (AgEq)'.
Evidence · text
“The optimization indicates a cut-off grade of 11.14 g/t silver equivalent (AgEq)”
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: The Updated MRE 'has been prepared by independent qualified persons ('QPs') with Micon International Limited ('Micon'), as defined under National Instrument 43-101 ('NI-43-101')'.
Evidence · text
“defined under National Instrument 43-101 ("NI-43-101")”
Recovery Improvingpositive
Recovery improved versus a like-for-like prior test program on the same domain and route.
Why it applies: The overall tin recovery improved with further metallurgical testing from 50.7% in 2023 to 58.9% in the Updated 2026 MRE.
Evidence · text
“The overall tin recovery into a 5% Sn concentrate improved with further metallurgical testing from 50.7% in 2023 to 58.9% in the Updated 2026 MRE.”
Inferred Resourcenegative
Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.
Why it applies: The document reports a large 'Inferred Category of 945.43 million tonnes'.
Evidence · text
“Inferred Category of 945.43 million tonnes”
Contained Metal Declinenegative
Contained metal decreased vs prior despite tonnage growth — grade dilution exceeds volume gain.
Why it applies: Inferred Silver contained metal decreased from 298.68 Moz to 248.60 Moz (-16.77%) and Inferred Lead decreased from 1.74 Mt to 1.50 Mt (-14.37%), though this is attributed to upgrading to the Indicated category.
Evidence · table
“-16.77*”
Context: 248.60
Low Recoverynegative
Recovery below the weak band for the commodity and processing route.
Why it applies: Metallurgical recoveries used in the MRE are 40.4% for Sn and 47.5% for Au, which are below the weak band for these commodities.
Evidence · text
“Sn = 40.4%”
Refractory Orenegative
Ore requires oxidation/pressure treatment before recovery — a processing and recovery risk.
Why it applies: The processing route for tin includes 'fuming', which suggests a complex metallurgical process often associated with refractory ores.
Evidence · text
“Sn = 40.4% (includes preconcentration, concentration and fuming).”
Byproduct Commodityneutral
The tested commodity is a byproduct rather than the primary economic driver.
Why it applies: The resource is described as 'Ag-Sn-polymetallic', indicating that Sn, Pb, Zn, and Au are present alongside the primary silver.
Evidence · text
“Ag-Sn-polymetallic”
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: The document is titled 'Eloro Resources Reports Substantial Resource Growth in Updated Mineral Resource Estimate'.
Evidence · text
“Updated Mineral Resource Estimate”
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: The CEO states that the MRE 'will be detailed in the planned PEA'.
Evidence · text
“which will be detailed in the planned PEA.”
Mill Routeneutral
Processing via mill or concentrator (CIL, CIP, tank leach, flotation).
Why it applies: the document describes a flotation route ("concentrate")
Extracted facts
Stored fact records: 40. Some facts used in scoring do not have a stored record.
Resource Estimates (33)
indicatedIska Iska · silverTonnes: 85170000Grade: 40Grade Unit: g/tContained Metal: 109.53Contained Unit: mozView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- silver
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:ad17f80405e4891373b4
- Deposit or zone
- Polymetallic (Ag-Pb-Zn)
- Mining method
- combined
Resource Data
- Category
- indicated
- Tonnes
- 85170000
- Grade
- 40
- Grade Unit
- g/t
- Contained Metal
- 109.53
- Contained Unit
- moz
- Cutoff Grade
- 11.14
- Cutoff Unit
- g/t AgEq
Prior Estimate
- Resource Date
- 2026-04-02
- Prior Contained Metal
- 0
Metal Equivalent
- Metal Eq. Grade
- 78.38
- Metal Eq. Unit
- g/t Ag Eq.
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: This is a maiden Indicated resource with substantial contained silver and a high grade, representing a significant de-risking and positive step for the project.
Positive factors
- Maiden Indicated resource established
- Significant contained metal (109.53 Moz Ag)
- High silver grade (40 g/t Ag) for an open pit resource
- NI 43-101 compliant and QP signed
Evidence · table
“40”
Context: 85.17
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
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
indicatedIska Iska · zincTonnes: 85170000Grade: 1.21Grade Unit: %Contained Metal: 1.03Contained Unit: mtView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- zinc
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:ad17f80405e4891373b4
- Deposit or zone
- Polymetallic (Ag-Pb-Zn)
- Mining method
- combined
Resource Data
- Category
- indicated
- Tonnes
- 85170000
- Grade
- 1.21
- Grade Unit
- %
- Contained Metal
- 1.03
- Contained Unit
- mt
- Cutoff Grade
- 11.14
- Cutoff Unit
- g/t AgEq
Prior Estimate
- Resource Date
- 2026-04-02
- Prior Contained Metal
- 0
Metal Equivalent
- Metal Eq. Grade
- 78.38
- Metal Eq. Unit
- g/t Ag Eq.
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: This is a maiden Indicated resource with substantial contained zinc, contributing positively to the project's polymetallic nature.
Positive factors
- Maiden Indicated resource established
- Significant contained metal (1.03 Mt Zn)
- NI 43-101 compliant and QP signed
Evidence · table
“1.21”
Context: 85.17
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
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
indicatedIska Iska · leadTonnes: 85170000Grade: 0.71Grade Unit: %Contained Metal: 0.6Contained Unit: mtView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- lead
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:ad17f80405e4891373b4
- Deposit or zone
- Polymetallic (Ag-Pb-Zn)
- Mining method
- combined
Resource Data
- Category
- indicated
- Tonnes
- 85170000
- Grade
- 0.71
- Grade Unit
- %
- Contained Metal
- 0.6
- Contained Unit
- mt
- Cutoff Grade
- 11.14
- Cutoff Unit
- g/t AgEq
Prior Estimate
- Resource Date
- 2026-04-02
- Prior Contained Metal
- 0
Metal Equivalent
- Metal Eq. Grade
- 78.38
- Metal Eq. Unit
- g/t Ag Eq.
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: This is a maiden Indicated resource with substantial contained lead, adding to the project's polymetallic value.
Positive factors
- Maiden Indicated resource established
- Significant contained metal (0.60 Mt Pb)
- NI 43-101 compliant and QP signed
Evidence · table
“0.71”
Context: 85.17
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
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
inferredIska Iska · silverTonnes: 61920000Grade: 27Grade Unit: g/tContained Metal: 53.75Contained Unit: mozView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- silver
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:f8791715ae5a420f0c1e
- Deposit or zone
- Ag Dominant
- Mining method
- combined
Resource Data
- Category
- inferred
- Tonnes
- 61920000
- Grade
- 27
- Grade Unit
- g/t
- Contained Metal
- 53.75
- Contained Unit
- moz
- Cutoff Grade
- 20
- Cutoff Unit
- g/t Ag
Prior Estimate
- Resource Date
- 2026-04-02
Metal Equivalent
- Metal Eq. Grade
- 36.32
- Metal Eq. Unit
- g/t Ag Eq.
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: This Inferred resource shows good silver grades and contained metal, but its classification indicates a need for further drilling to improve confidence.
Positive factors
- Significant contained silver (53.75 Moz Ag)
- Good silver grade (27 g/t Ag) for an Inferred resource
- NI 43-101 compliant and QP signed
Negative factors
- Resource is in the Inferred category, indicating lower geological confidence
Evidence · table
“27”
Context: 61.92
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
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
inferredIska Iska · zincTonnes: 61920000Grade: 0.19Grade Unit: %Contained Metal: 0.12Contained Unit: mtView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- zinc
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:f8791715ae5a420f0c1e
- Deposit or zone
- Ag Dominant
- Mining method
- combined
Resource Data
- Category
- inferred
- Tonnes
- 61920000
- Grade
- 0.19
- Grade Unit
- %
- Contained Metal
- 0.12
- Contained Unit
- mt
- Cutoff Grade
- 20
- Cutoff Unit
- g/t Ag
Prior Estimate
- Resource Date
- 2026-04-02
Metal Equivalent
- Metal Eq. Grade
- 36.32
- Metal Eq. Unit
- g/t Ag Eq.
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: This Inferred zinc resource is low grade within the silver-dominant domain, but still adds to the overall polymetallic potential.
Positive factors
- Contributes to the overall polymetallic nature of the resource
- NI 43-101 compliant and QP signed
Negative factors
- Low zinc grade (0.19% Zn) in this domain
- Resource is in the Inferred category
Evidence · table
“0.19”
Context: 61.92
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
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
inferredIska Iska · leadTonnes: 61920000Grade: 0.18Grade Unit: %Contained Metal: 0.11Contained Unit: mtView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- lead
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:f8791715ae5a420f0c1e
- Deposit or zone
- Ag Dominant
- Mining method
- combined
Resource Data
- Category
- inferred
- Tonnes
- 61920000
- Grade
- 0.18
- Grade Unit
- %
- Contained Metal
- 0.11
- Contained Unit
- mt
- Cutoff Grade
- 20
- Cutoff Unit
- g/t Ag
Prior Estimate
- Resource Date
- 2026-04-02
Metal Equivalent
- Metal Eq. Grade
- 36.32
- Metal Eq. Unit
- g/t Ag Eq.
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: This Inferred lead resource is low grade within the silver-dominant domain, but still adds to the overall polymetallic potential.
Positive factors
- Contributes to the overall polymetallic nature of the resource
- NI 43-101 compliant and QP signed
Negative factors
- Low lead grade (0.18% Pb) in this domain
- Resource is in the Inferred category
Evidence · table
“0.18”
Context: 61.92
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
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
inferredIska Iska · tinTonnes: 61920000Grade: 0.06Grade Unit: %Contained Metal: 0.04Contained Unit: mtView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- tin
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:f8791715ae5a420f0c1e
- Deposit or zone
- Ag Dominant
- Mining method
- combined
Resource Data
- Category
- inferred
- Tonnes
- 61920000
- Grade
- 0.06
- Grade Unit
- %
- Contained Metal
- 0.04
- Contained Unit
- mt
- Cutoff Grade
- 20
- Cutoff Unit
- g/t Ag
Prior Estimate
- Resource Date
- 2026-04-02
Metal Equivalent
- Metal Eq. Grade
- 36.32
- Metal Eq. Unit
- g/t Ag Eq.
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: This Inferred tin resource is very low grade within the silver-dominant domain, but still adds to the overall polymetallic potential.
Positive factors
- Contributes to the overall polymetallic nature of the resource
- NI 43-101 compliant and QP signed
Negative factors
- Very low tin grade (0.06% Sn) in this domain
- Resource is in the Inferred category
Evidence · table
“0.06”
Context: 61.92
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
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
inferredIska Iska · goldTonnes: 61920000Grade: 0.05Grade Unit: g/tContained Metal: 0.1Contained Unit: mozView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- gold
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:f8791715ae5a420f0c1e
- Deposit or zone
- Ag Dominant
- Mining method
- combined
Resource Data
- Category
- inferred
- Tonnes
- 61920000
- Grade
- 0.05
- Grade Unit
- g/t
- Contained Metal
- 0.1
- Contained Unit
- moz
- Cutoff Grade
- 20
- Cutoff Unit
- g/t Ag
Prior Estimate
- Resource Date
- 2026-04-02
Metal Equivalent
- Metal Eq. Grade
- 36.32
- Metal Eq. Unit
- g/t Ag Eq.
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: This Inferred gold resource is very low grade within the silver-dominant domain, but still adds to the overall polymetallic potential.
Positive factors
- Contributes to the overall polymetallic nature of the resource
- NI 43-101 compliant and QP signed
Negative factors
- Very low gold grade (0.05 g/t Au) in this domain
- Resource is in the Inferred category
Evidence · table
“0.05”
Context: 61.92
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
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
inferredIska Iska · silverTonnes: 116030000Grade: 7Grade Unit: g/tContained Metal: 26.11Contained Unit: mozView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- silver
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:2efb348492702317b482
- Deposit or zone
- Zn Dominant
- Mining method
- combined
Resource Data
- Category
- inferred
- Tonnes
- 116030000
- Grade
- 7
- Grade Unit
- g/t
- Contained Metal
- 26.11
- Contained Unit
- moz
- Cutoff Grade
- 0.9
- Cutoff Unit
- % Zn
Prior Estimate
- Resource Date
- 2026-04-02
Metal Equivalent
- Metal Eq. Grade
- 36.74
- Metal Eq. Unit
- g/t Ag Eq.
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: This Inferred resource contributes significant contained silver, but the grade is low within the zinc-dominant domain, indicating it's a byproduct.
Positive factors
- Significant contained silver (26.11 Moz Ag)
- NI 43-101 compliant and QP signed
Negative factors
- Low silver grade (7 g/t Ag) in this domain
- Resource is in the Inferred category
Evidence · table
“7”
Context: 116.03
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
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
inferredIska Iska · zincTonnes: 116030000Grade: 1.16Grade Unit: %Contained Metal: 1.35Contained Unit: mtView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- zinc
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:2efb348492702317b482
- Deposit or zone
- Zn Dominant
- Mining method
- combined
Resource Data
- Category
- inferred
- Tonnes
- 116030000
- Grade
- 1.16
- Grade Unit
- %
- Contained Metal
- 1.35
- Contained Unit
- mt
- Cutoff Grade
- 0.9
- Cutoff Unit
- % Zn
Prior Estimate
- Resource Date
- 2026-04-02
Metal Equivalent
- Metal Eq. Grade
- 36.74
- Metal Eq. Unit
- g/t Ag Eq.
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: This Inferred resource shows good zinc grades and contained metal, but its classification indicates a need for further drilling to improve confidence.
Positive factors
- Significant contained zinc (1.35 Mt Zn)
- Good zinc grade (1.16% Zn) for an Inferred resource
- NI 43-101 compliant and QP signed
Negative factors
- Resource is in the Inferred category
Evidence · table
“1.16”
Context: 116.03
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
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
inferredIska Iska · leadTonnes: 116030000Grade: 0.28Grade Unit: %Contained Metal: 0.32Contained Unit: mtView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- lead
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:2efb348492702317b482
- Deposit or zone
- Zn Dominant
- Mining method
- combined
Resource Data
- Category
- inferred
- Tonnes
- 116030000
- Grade
- 0.28
- Grade Unit
- %
- Contained Metal
- 0.32
- Contained Unit
- mt
- Cutoff Grade
- 0.9
- Cutoff Unit
- % Zn
Prior Estimate
- Resource Date
- 2026-04-02
Metal Equivalent
- Metal Eq. Grade
- 36.74
- Metal Eq. Unit
- g/t Ag Eq.
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: This Inferred lead resource is low grade within the zinc-dominant domain, but still adds to the overall polymetallic potential.
Positive factors
- Contributes to the overall polymetallic nature of the resource
- NI 43-101 compliant and QP signed
Negative factors
- Low lead grade (0.28% Pb) in this domain
- Resource is in the Inferred category
Evidence · table
“0.28”
Context: 116.03
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
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
inferredIska Iska · tinTonnes: 116030000Grade: 0.02Grade Unit: %Contained Metal: 0.02Contained Unit: mtView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- tin
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:2efb348492702317b482
- Deposit or zone
- Zn Dominant
- Mining method
- combined
Resource Data
- Category
- inferred
- Tonnes
- 116030000
- Grade
- 0.02
- Grade Unit
- %
- Contained Metal
- 0.02
- Contained Unit
- mt
- Cutoff Grade
- 0.9
- Cutoff Unit
- % Zn
Prior Estimate
- Resource Date
- 2026-04-02
Metal Equivalent
- Metal Eq. Grade
- 36.74
- Metal Eq. Unit
- g/t Ag Eq.
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: This Inferred tin resource is very low grade within the zinc-dominant domain, but still adds to the overall polymetallic potential.
Positive factors
- Contributes to the overall polymetallic nature of the resource
- NI 43-101 compliant and QP signed
Negative factors
- Very low tin grade (0.02% Sn) in this domain
- Resource is in the Inferred category
Evidence · table
“0.02”
Context: 116.03
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
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
inferredIska Iska · goldTonnes: 116030000Grade: 0.04Grade Unit: g/tContained Metal: 0.15Contained Unit: mozView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- gold
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:2efb348492702317b482
- Deposit or zone
- Zn Dominant
- Mining method
- combined
Resource Data
- Category
- inferred
- Tonnes
- 116030000
- Grade
- 0.04
- Grade Unit
- g/t
- Contained Metal
- 0.15
- Contained Unit
- moz
- Cutoff Grade
- 0.9
- Cutoff Unit
- % Zn
Prior Estimate
- Resource Date
- 2026-04-02
Metal Equivalent
- Metal Eq. Grade
- 36.74
- Metal Eq. Unit
- g/t Ag Eq.
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: This Inferred gold resource is very low grade within the zinc-dominant domain, but still adds to the overall polymetallic potential.
Positive factors
- Contributes to the overall polymetallic nature of the resource
- NI 43-101 compliant and QP signed
Negative factors
- Very low gold grade (0.04 g/t Au) in this domain
- Resource is in the Inferred category
Evidence · table
“0.04”
Context: 116.03
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
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
inferredIska Iska · silverTonnes: 31010000Grade: 8Grade Unit: g/tContained Metal: 7.98Contained Unit: mozView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- silver
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:865bf07160dd34b1830b
- Deposit or zone
- Sn Dominant
- Mining method
- combined
Resource Data
- Category
- inferred
- Tonnes
- 31010000
- Grade
- 8
- Grade Unit
- g/t
- Contained Metal
- 7.98
- Contained Unit
- moz
- Cutoff Grade
- 0.12
- Cutoff Unit
- % Sn
Prior Estimate
- Resource Date
- 2026-04-02
Metal Equivalent
- Metal Eq. Grade
- 13.53
- Metal Eq. Unit
- g/t Ag Eq.
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: This Inferred resource contributes contained silver, but the grade is low within the tin-dominant domain, indicating it's a byproduct.
Positive factors
- Contributes to the overall polymetallic nature of the resource
- NI 43-101 compliant and QP signed
Negative factors
- Low silver grade (8 g/t Ag) in this domain
- Resource is in the Inferred category
Evidence · table
“8”
Context: 31.01
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
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
inferredIska Iska · zincTonnes: 31010000Grade: 0.09Grade Unit: %Contained Metal: 0.28Contained Unit: mtView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- zinc
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:865bf07160dd34b1830b
- Deposit or zone
- Sn Dominant
- Mining method
- combined
Resource Data
- Category
- inferred
- Tonnes
- 31010000
- Grade
- 0.09
- Grade Unit
- %
- Contained Metal
- 0.28
- Contained Unit
- mt
- Cutoff Grade
- 0.12
- Cutoff Unit
- % Sn
Prior Estimate
- Resource Date
- 2026-04-02
Metal Equivalent
- Metal Eq. Grade
- 13.53
- Metal Eq. Unit
- g/t Ag Eq.
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: This Inferred zinc resource is very low grade within the tin-dominant domain, but still adds to the overall polymetallic potential.
Positive factors
- Contributes to the overall polymetallic nature of the resource
- NI 43-101 compliant and QP signed
Negative factors
- Very low zinc grade (0.09% Zn) in this domain
- Resource is in the Inferred category
Evidence · table
“0.09”
Context: 31.01
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
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
inferredIska Iska · leadTonnes: 31010000Grade: 0.1Grade Unit: %Contained Metal: 0.03Contained Unit: mtView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- lead
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:865bf07160dd34b1830b
- Deposit or zone
- Sn Dominant
- Mining method
- combined
Resource Data
- Category
- inferred
- Tonnes
- 31010000
- Grade
- 0.1
- Grade Unit
- %
- Contained Metal
- 0.03
- Contained Unit
- mt
- Cutoff Grade
- 0.12
- Cutoff Unit
- % Sn
Prior Estimate
- Resource Date
- 2026-04-02
Metal Equivalent
- Metal Eq. Grade
- 13.53
- Metal Eq. Unit
- g/t Ag Eq.
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: This Inferred lead resource is very low grade within the tin-dominant domain, but still adds to the overall polymetallic potential.
Positive factors
- Contributes to the overall polymetallic nature of the resource
- NI 43-101 compliant and QP signed
Negative factors
- Very low lead grade (0.10% Pb) in this domain
- Resource is in the Inferred category
Evidence · table
“0.10”
Context: 31.01
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
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
inferredIska Iska · tinTonnes: 31010000Grade: 0.2Grade Unit: %Contained Metal: 0.06Contained Unit: mtView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- tin
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:865bf07160dd34b1830b
- Deposit or zone
- Sn Dominant
- Mining method
- combined
Resource Data
- Category
- inferred
- Tonnes
- 31010000
- Grade
- 0.2
- Grade Unit
- %
- Contained Metal
- 0.06
- Contained Unit
- mt
- Cutoff Grade
- 0.12
- Cutoff Unit
- % Sn
Prior Estimate
- Resource Date
- 2026-04-02
Metal Equivalent
- Metal Eq. Grade
- 13.53
- Metal Eq. Unit
- g/t Ag Eq.
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: This Inferred resource shows good tin grades and contained metal, but its classification indicates a need for further drilling to improve confidence.
Positive factors
- Good tin grade (0.20% Sn) for an Inferred resource
- Significant contained metal (0.06 Mt Sn)
- NI 43-101 compliant and QP signed
Negative factors
- Resource is in the Inferred category
Evidence · table
“0.20”
Context: 31.01
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
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
inferredIska Iska · goldTonnes: 31010000Grade: 0.04Grade Unit: g/tContained Metal: 0.04Contained Unit: mozView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- gold
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:865bf07160dd34b1830b
- Deposit or zone
- Sn Dominant
- Mining method
- combined
Resource Data
- Category
- inferred
- Tonnes
- 31010000
- Grade
- 0.04
- Grade Unit
- g/t
- Contained Metal
- 0.04
- Contained Unit
- moz
- Cutoff Grade
- 0.12
- Cutoff Unit
- % Sn
Prior Estimate
- Resource Date
- 2026-04-02
Metal Equivalent
- Metal Eq. Grade
- 13.53
- Metal Eq. Unit
- g/t Ag Eq.
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: This Inferred gold resource is very low grade within the tin-dominant domain, but still adds to the overall polymetallic potential.
Positive factors
- Contributes to the overall polymetallic nature of the resource
- NI 43-101 compliant and QP signed
Negative factors
- Very low gold grade (0.04 g/t Au) in this domain
- Resource is in the Inferred category
Evidence · table
“0.04”
Context: 31.01
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
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
inferredIska Iska · silverTonnes: 13840000Grade: 15Grade Unit: g/tContained Metal: 6.71Contained Unit: mozView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- silver
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:08d0cc0ffcc74cfdcd60
- Deposit or zone
- Polymetallic 1 (Ag-Pb-Zn-Sn)
- Mining method
- combined
Resource Data
- Category
- inferred
- Tonnes
- 13840000
- Grade
- 15
- Grade Unit
- g/t
- Contained Metal
- 6.71
- Contained Unit
- moz
- Cutoff Grade
- 36
- Cutoff Unit
- g/t Ag Eq.
Prior Estimate
- Resource Date
- 2026-04-02
Metal Equivalent
- Metal Eq. Grade
- 39.74
- Metal Eq. Unit
- g/t Ag Eq.
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: This Inferred resource shows moderate silver grades and contained metal, contributing to the overall polymetallic potential, but its classification indicates a need for further drilling.
Positive factors
- Contributes to the overall polymetallic nature of the resource
- NI 43-101 compliant and QP signed
Negative factors
- Moderate silver grade (15 g/t Ag) for an Inferred resource
- Resource is in the Inferred category
Evidence · table
“15”
Context: 13.84
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
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
inferredIska Iska · zincTonnes: 13840000Grade: 0.73Grade Unit: %Contained Metal: 0.1Contained Unit: mtView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- zinc
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:08d0cc0ffcc74cfdcd60
- Deposit or zone
- Polymetallic 1 (Ag-Pb-Zn-Sn)
- Mining method
- combined
Resource Data
- Category
- inferred
- Tonnes
- 13840000
- Grade
- 0.73
- Grade Unit
- %
- Contained Metal
- 0.1
- Contained Unit
- mt
- Cutoff Grade
- 36
- Cutoff Unit
- g/t Ag Eq.
Prior Estimate
- Resource Date
- 2026-04-02
Metal Equivalent
- Metal Eq. Grade
- 39.74
- Metal Eq. Unit
- g/t Ag Eq.
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: This Inferred resource shows moderate zinc grades and contained metal, contributing to the overall polymetallic potential, but its classification indicates a need for further drilling.
Positive factors
- Contributes to the overall polymetallic nature of the resource
- NI 43-101 compliant and QP signed
Negative factors
- Moderate zinc grade (0.73% Zn) for an Inferred resource
- Resource is in the Inferred category
Evidence · table
“0.73”
Context: 13.84
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
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
inferredIska Iska · leadTonnes: 13840000Grade: 0.43Grade Unit: %Contained Metal: 0.06Contained Unit: mtView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- lead
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:08d0cc0ffcc74cfdcd60
- Deposit or zone
- Polymetallic 1 (Ag-Pb-Zn-Sn)
- Mining method
- combined
Resource Data
- Category
- inferred
- Tonnes
- 13840000
- Grade
- 0.43
- Grade Unit
- %
- Contained Metal
- 0.06
- Contained Unit
- mt
- Cutoff Grade
- 36
- Cutoff Unit
- g/t Ag Eq.
Prior Estimate
- Resource Date
- 2026-04-02
Metal Equivalent
- Metal Eq. Grade
- 39.74
- Metal Eq. Unit
- g/t Ag Eq.
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: This Inferred resource shows moderate lead grades and contained metal, contributing to the overall polymetallic potential, but its classification indicates a need for further drilling.
Positive factors
- Contributes to the overall polymetallic nature of the resource
- NI 43-101 compliant and QP signed
Negative factors
- Moderate lead grade (0.43% Pb) for an Inferred resource
- Resource is in the Inferred category
Evidence · table
“0.43”
Context: 13.84
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
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
inferredIska Iska · tinTonnes: 13840000Grade: 0.04Grade Unit: %Contained Metal: 0.01Contained Unit: mtView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- tin
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:08d0cc0ffcc74cfdcd60
- Deposit or zone
- Polymetallic 1 (Ag-Pb-Zn-Sn)
- Mining method
- combined
Resource Data
- Category
- inferred
- Tonnes
- 13840000
- Grade
- 0.04
- Grade Unit
- %
- Contained Metal
- 0.01
- Contained Unit
- mt
- Cutoff Grade
- 36
- Cutoff Unit
- g/t Ag Eq.
Prior Estimate
- Resource Date
- 2026-04-02
Metal Equivalent
- Metal Eq. Grade
- 39.74
- Metal Eq. Unit
- g/t Ag Eq.
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: This Inferred tin resource is very low grade within the polymetallic domain, but still adds to the overall polymetallic potential.
Positive factors
- Contributes to the overall polymetallic nature of the resource
- NI 43-101 compliant and QP signed
Negative factors
- Very low tin grade (0.04% Sn) in this domain
- Resource is in the Inferred category
Evidence · table
“0.04”
Context: 13.84
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
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
inferredIska Iska · goldTonnes: 13840000Grade: 0.07Grade Unit: g/tContained Metal: 0.03Contained Unit: mozView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- gold
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:08d0cc0ffcc74cfdcd60
- Deposit or zone
- Polymetallic 1 (Ag-Pb-Zn-Sn)
- Mining method
- combined
Resource Data
- Category
- inferred
- Tonnes
- 13840000
- Grade
- 0.07
- Grade Unit
- g/t
- Contained Metal
- 0.03
- Contained Unit
- moz
- Cutoff Grade
- 36
- Cutoff Unit
- g/t Ag Eq.
Prior Estimate
- Resource Date
- 2026-04-02
Metal Equivalent
- Metal Eq. Grade
- 39.74
- Metal Eq. Unit
- g/t Ag Eq.
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: This Inferred gold resource is very low grade within the polymetallic domain, but still adds to the overall polymetallic potential.
Positive factors
- Contributes to the overall polymetallic nature of the resource
- NI 43-101 compliant and QP signed
Negative factors
- Very low gold grade (0.07 g/t Au) in this domain
- Resource is in the Inferred category
Evidence · table
“0.07”
Context: 13.84
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
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
inferredIska Iska · silverTonnes: 722630000Grade: 7Grade Unit: g/tContained Metal: 154.05Contained Unit: mozView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- silver
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:a55f9fcdacfdf300af19
- Deposit or zone
- Polymetallic 2 (Ag-Pb-Zn-Sn)
- Mining method
- combined
Resource Data
- Category
- inferred
- Tonnes
- 722630000
- Grade
- 7
- Grade Unit
- g/t
- Contained Metal
- 154.05
- Contained Unit
- moz
- Cutoff Grade
- 11.14
- Cutoff Unit
- g/t Ag Eq.
Prior Estimate
- Resource Date
- 2026-04-02
Metal Equivalent
- Metal Eq. Grade
- 18.49
- Metal Eq. Unit
- g/t Ag Eq.
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: This very large Inferred resource contributes significant contained silver, but the low grade and Inferred classification indicate it's a lower-grade, less confident part of the resource.
Positive factors
- Very large contained silver (154.05 Moz Ag)
- NI 43-101 compliant and QP signed
Negative factors
- Low silver grade (7 g/t Ag) in this domain
- Resource is in the Inferred category
Evidence · table
“7”
Context: 722.63
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
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
inferredIska Iska · zincTonnes: 722630000Grade: 0.4Grade Unit: %Contained Metal: 2.87Contained Unit: mtView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- zinc
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:a55f9fcdacfdf300af19
- Deposit or zone
- Polymetallic 2 (Ag-Pb-Zn-Sn)
- Mining method
- combined
Resource Data
- Category
- inferred
- Tonnes
- 722630000
- Grade
- 0.4
- Grade Unit
- %
- Contained Metal
- 2.87
- Contained Unit
- mt
- Cutoff Grade
- 11.14
- Cutoff Unit
- g/t Ag Eq.
Prior Estimate
- Resource Date
- 2026-04-02
Metal Equivalent
- Metal Eq. Grade
- 18.49
- Metal Eq. Unit
- g/t Ag Eq.
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: This very large Inferred resource contributes significant contained zinc, but the low grade and Inferred classification indicate it's a lower-grade, less confident part of the resource.
Positive factors
- Significant contained zinc (2.87 Mt Zn)
- NI 43-101 compliant and QP signed
Negative factors
- Low zinc grade (0.40% Zn) in this domain
- Resource is in the Inferred category
Evidence · table
“0.40”
Context: 722.63
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
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
inferredIska Iska · leadTonnes: 722630000Grade: 0.14Grade Unit: %Contained Metal: 0.98Contained Unit: mtView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- lead
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:a55f9fcdacfdf300af19
- Deposit or zone
- Polymetallic 2 (Ag-Pb-Zn-Sn)
- Mining method
- combined
Resource Data
- Category
- inferred
- Tonnes
- 722630000
- Grade
- 0.14
- Grade Unit
- %
- Contained Metal
- 0.98
- Contained Unit
- mt
- Cutoff Grade
- 11.14
- Cutoff Unit
- g/t Ag Eq.
Prior Estimate
- Resource Date
- 2026-04-02
Metal Equivalent
- Metal Eq. Grade
- 18.49
- Metal Eq. Unit
- g/t Ag Eq.
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: This very large Inferred resource contributes significant contained lead, but the low grade and Inferred classification indicate it's a lower-grade, less confident part of the resource.
Positive factors
- Significant contained lead (0.98 Mt Pb)
- NI 43-101 compliant and QP signed
Negative factors
- Low lead grade (0.14% Pb) in this domain
- Resource is in the Inferred category
Evidence · table
“0.14”
Context: 722.63
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
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
inferredIska Iska · tinTonnes: 722630000Grade: 0.02Grade Unit: %Contained Metal: 0.16Contained Unit: mtView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- tin
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:a55f9fcdacfdf300af19
- Deposit or zone
- Polymetallic 2 (Ag-Pb-Zn-Sn)
- Mining method
- combined
Resource Data
- Category
- inferred
- Tonnes
- 722630000
- Grade
- 0.02
- Grade Unit
- %
- Contained Metal
- 0.16
- Contained Unit
- mt
- Cutoff Grade
- 11.14
- Cutoff Unit
- g/t Ag Eq.
Prior Estimate
- Resource Date
- 2026-04-02
Metal Equivalent
- Metal Eq. Grade
- 18.49
- Metal Eq. Unit
- g/t Ag Eq.
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: This very large Inferred resource contributes contained tin, but the very low grade and Inferred classification indicate it's a lower-grade, less confident part of the resource.
Positive factors
- Contributes to the overall polymetallic nature of the resource
- NI 43-101 compliant and QP signed
Negative factors
- Very low tin grade (0.02% Sn) in this domain
- Resource is in the Inferred category
Evidence · table
“0.02”
Context: 722.63
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
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
inferredIska Iska · goldTonnes: 722630000Grade: 0.04Grade Unit: g/tContained Metal: 0.89Contained Unit: mozView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- gold
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:a55f9fcdacfdf300af19
- Deposit or zone
- Polymetallic 2 (Ag-Pb-Zn-Sn)
- Mining method
- combined
Resource Data
- Category
- inferred
- Tonnes
- 722630000
- Grade
- 0.04
- Grade Unit
- g/t
- Contained Metal
- 0.89
- Contained Unit
- moz
- Cutoff Grade
- 11.14
- Cutoff Unit
- g/t Ag Eq.
Prior Estimate
- Resource Date
- 2026-04-02
Metal Equivalent
- Metal Eq. Grade
- 18.49
- Metal Eq. Unit
- g/t Ag Eq.
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: This very large Inferred resource contributes significant contained gold, but the very low grade and Inferred classification indicate it's a lower-grade, less confident part of the resource.
Positive factors
- Significant contained gold (0.89 Moz Au)
- NI 43-101 compliant and QP signed
Negative factors
- Very low gold grade (0.04 g/t Au) in this domain
- Resource is in the Inferred category
Evidence · table
“0.04”
Context: 722.63
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
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
inferredIska Iska · silverTonnes: 945430000Grade: 8.5Grade Unit: g/tContained Metal: 248.6Contained Unit: mozView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- silver
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:d329418b4fc0a9921f48
- Mining method
- combined
Resource Data
- Category
- inferred
- Tonnes
- 945430000
- Grade
- 8.5
- Grade Unit
- g/t
- Contained Metal
- 248.6
- Contained Unit
- moz
- Cutoff Grade
- 11.14
- Cutoff Unit
- g/t AgEq
Prior Estimate
- Resource Date
- 2026-04-02
- Prior Contained Metal
- 298.68
Metal Equivalent
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: The overall Inferred resource shows substantial contained silver and tonnage growth, but the decrease in contained silver from the prior estimate, despite being due to upgrade, is a point to note.
Positive factors
- Very large contained silver (248.60 Moz Ag)
- Significant tonnage increase (41%)
- NI 43-101 compliant and QP signed
Negative factors
- Contained silver decreased by 16.77% compared to prior estimate, though attributed to upgrade to Indicated
- Resource is in the Inferred category
Evidence · table
“8.5”
Context: 945.43
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
Contained Metal Declinenegative
Contained metal decreased vs prior despite tonnage growth — grade dilution exceeds volume gain.
Why it applies: 248.6 against 298.68 previously
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
inferredIska Iska · zincTonnes: 945430000Grade: 0.47Grade Unit: %Contained Metal: 4.72Contained Unit: mtView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- zinc
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:d329418b4fc0a9921f48
- Mining method
- combined
Resource Data
- Category
- inferred
- Tonnes
- 945430000
- Grade
- 0.47
- Grade Unit
- %
- Contained Metal
- 4.72
- Contained Unit
- mt
- Cutoff Grade
- 11.14
- Cutoff Unit
- g/t AgEq
Prior Estimate
- Resource Date
- 2026-04-02
- Prior Contained Metal
- 4.09
Metal Equivalent
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: The overall Inferred resource shows significant contained zinc and a positive increase from the prior estimate, contributing to the project's polymetallic value.
Positive factors
- Significant contained zinc (4.72 Mt Zn)
- Contained metal increased by 14.91% compared to prior estimate
- NI 43-101 compliant and QP signed
Negative factors
- Resource is in the Inferred category
Evidence · table
“0.47”
Context: 945.43
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
Contained Metal Growthpositive
True scale improvement — contained metal ounces/tonnes increased vs prior, accounting for both tonnage and grade changes.
Why it applies: 4.72 against 4.09 previously
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
inferredIska Iska · leadTonnes: 945430000Grade: 0.16Grade Unit: %Contained Metal: 1.5Contained Unit: mtView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- lead
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:d329418b4fc0a9921f48
- Mining method
- combined
Resource Data
- Category
- inferred
- Tonnes
- 945430000
- Grade
- 0.16
- Grade Unit
- %
- Contained Metal
- 1.5
- Contained Unit
- mt
- Cutoff Grade
- 11.14
- Cutoff Unit
- g/t AgEq
Prior Estimate
- Resource Date
- 2026-04-02
- Prior Contained Metal
- 1.74
Metal Equivalent
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: The overall Inferred resource shows significant contained lead, but the decrease from the prior estimate, despite being due to upgrade, is a point to note.
Positive factors
- Significant contained lead (1.50 Mt Pb)
- NI 43-101 compliant and QP signed
Negative factors
- Contained lead decreased by 14.37% compared to prior estimate, though attributed to upgrade to Indicated
- Resource is in the Inferred category
Evidence · table
“0.16”
Context: 945.43
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
Contained Metal Declinenegative
Contained metal decreased vs prior despite tonnage growth — grade dilution exceeds volume gain.
Why it applies: 1.5 against 1.74 previously
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
inferredIska Iska · tinTonnes: 945430000Grade: 0.03Grade Unit: %Contained Metal: 0.29Contained Unit: mtView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- tin
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:d329418b4fc0a9921f48
- Mining method
- combined
Resource Data
- Category
- inferred
- Tonnes
- 945430000
- Grade
- 0.03
- Grade Unit
- %
- Contained Metal
- 0.29
- Contained Unit
- mt
- Cutoff Grade
- 11.14
- Cutoff Unit
- g/t AgEq
Prior Estimate
- Resource Date
- 2026-04-02
- Prior Contained Metal
- 0.13
Metal Equivalent
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: The overall Inferred resource shows significant contained tin and a substantial increase from the prior estimate, contributing positively to the project's polymetallic value.
Positive factors
- Significant contained tin (0.29 Mt Sn)
- Contained metal increased by 107.69% compared to prior estimate
- NI 43-101 compliant and QP signed
Negative factors
- Resource is in the Inferred category
Evidence · table
“0.03”
Context: 945.43
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
Contained Metal Growthpositive
True scale improvement — contained metal ounces/tonnes increased vs prior, accounting for both tonnage and grade changes.
Why it applies: 0.29 against 0.13 previously
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
inferredIska Iska · goldTonnes: 945430000Grade: 0.04Grade Unit: g/tContained Metal: 1.21Contained Unit: mozView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- gold
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Charley Murahwi, Richard Gowans
- Resource group id
- resource:d329418b4fc0a9921f48
- Mining method
- combined
Resource Data
- Category
- inferred
- Tonnes
- 945430000
- Grade
- 0.04
- Grade Unit
- g/t
- Contained Metal
- 1.21
- Contained Unit
- moz
- Cutoff Grade
- 11.14
- Cutoff Unit
- g/t AgEq
Prior Estimate
- Resource Date
- 2026-04-02
Metal Equivalent
- Assumptions Disclosed
- Yes
Lab
- Laboratory
- ALS and AHK
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: The overall Inferred resource includes a significant contained gold estimate for the first time, adding to the project's polymetallic value.
Positive factors
- Significant contained gold (1.21 Moz Au)
- First time gold contained metal is estimated for Inferred category
- NI 43-101 compliant and QP signed
Negative factors
- Resource is in the Inferred category
Evidence · table
“0.04”
Context: 945.43
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
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
Metallurgical Results (7)
concentrationIska Iska · tinRecovery: 58.9 %View all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- tin
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Test Work
- Program Status
- optimization
- Test Type
- concentration
- Processing Route
- concentration
Recovery
- Recovery
- 58.9 %
- Recovery Basis
- actual_test
- Conc. Grade
- 5
- Conc. Grade Unit
- % Sn
Lab
- Laboratory
- SLR laboratory (UK)
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: Improved tin recovery from metallurgical testing is a positive step for the project's economics, though the overall recovery remains moderate.
Positive factors
- Tin recovery improved from 50.7% to 58.9%
- Achieved a 5% Sn concentrate
Negative factors
- Tin recovery of 58.9% is still moderate for tin
Evidence · text
“The overall tin recovery into a 5% Sn concentrate improved with further metallurgical testing from 50.7% in 2023 to 58.9% in the Updated 2026 MRE.”
concentrationIska Iska · tinRecovery: 50.7 %Historical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- tin
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Test Work
- Program Status
- detailed
- Test Type
- concentration
- Processing Route
- preconcentration, concentration and fuming
Recovery
- Recovery
- 50.7 %
- Recovery Basis
- actual_test
Lab
- Laboratory
- SLR laboratory (UK)
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Historical
- Yes
- Historical Source Date
- 2023-01-01T00:00:00.000Z
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: This historical tin recovery figure provides a baseline for comparison, showing moderate recovery with a complex processing route.
Negative factors
- Tin recovery of 50.7% is moderate for tin
- Processing route includes fuming, suggesting complexity
Evidence · text
“from 50.7% in 2023”
concentrationIska Iska · leadRecovery: 71.4 %View all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- lead
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Test Work
- Program Status
- detailed
- Test Type
- concentration
- Processing Route
- pre-concentration and concentration into a lead concentrate
Recovery
- Recovery
- 71.4 %
- Recovery Basis
- actual_test
Lab
- Laboratory
- SLR laboratory (UK)
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: The lead recovery used in the MRE is good, indicating a viable processing route for lead.
Positive factors
- Good lead recovery (71.4%) for the processing route
Evidence · text
“Pb = 71.4%”
Tags used in scoring
Mill Routeneutral
Processing via mill or concentrator (CIL, CIP, tank leach, flotation).
Why it applies: processing_route matches the flotation signal
concentrationIska Iska · zincRecovery: 70 %View all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- zinc
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Test Work
- Program Status
- detailed
- Test Type
- concentration
- Processing Route
- pre-concentration and concentration into a zinc concentrate
Recovery
- Recovery
- 70 %
- Recovery Basis
- actual_test
Lab
- Laboratory
- SLR laboratory (UK)
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: The zinc recovery used in the MRE is good, indicating a viable processing route for zinc.
Positive factors
- Good zinc recovery (70%) for the processing route
Evidence · text
“Zn = 70%”
Tags used in scoring
Mill Routeneutral
Processing via mill or concentrator (CIL, CIP, tank leach, flotation).
Why it applies: processing_route matches the flotation signal
concentrationIska Iska · silverRecovery: 80.4 %View all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- silver
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Test Work
- Program Status
- detailed
- Test Type
- concentration
- Processing Route
- pre-concentration and concentration into both lead and zinc concentrates
Recovery
- Recovery
- 80.4 %
- Recovery Basis
- actual_test
Lab
- Laboratory
- SLR laboratory (UK)
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: The silver recovery used in the MRE is strong, indicating efficient recovery into concentrates.
Positive factors
- Strong silver recovery (80.4%) for the processing route
Evidence · text
“Ag = 80.4%”
concentrationIska Iska · tinRecovery: 40.4 %View all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- tin
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Test Work
- Program Status
- detailed
- Test Type
- concentration
- Processing Route
- preconcentration, concentration and fuming
Recovery
- Recovery
- 40.4 %
- Recovery Basis
- actual_test
Lab
- Laboratory
- SLR laboratory (UK)
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: The tin recovery used in the MRE is low, indicating challenges in processing tin, further highlighted by the need for fuming.
Negative factors
- Low tin recovery (40.4%) for the processing route
- Processing route includes fuming, suggesting complexity
Evidence · text
“Sn = 40.4%”
investigationIska Iska · goldRecovery: 47.5 %View all detailsHide details
Identity
- Project
- Iska Iska
- Commodity
- gold
- Region
- bolivia
- Reported Region
- Potosi Department, Southwestern Bolivia
- Ticker
- ELO
Test Work
- Program Status
- detailed
- Test Type
- investigation
Recovery
- Recovery
- 47.5 %
- Recovery Basis
- actual_test
Lab
- Laboratory
- Metallurgical Research Institute of the Technical University of Oruro
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-22T00:00:00.000Z
Reasoning: The gold recovery used in the MRE is low, indicating significant challenges in recovering gold from the ore.
Negative factors
- Low gold recovery (47.5%)
Evidence · text
“Au = 47.5% based on investigations carried out by the Metallurgical Research Institute of the Technical University of Oruro in 2026.”
Tags used in scoring
Low Recoverynegative
Recovery below the weak band for the commodity and processing route.
Why it applies: 47.5% is below the weak band (80%)
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.