64% Resource Increase for the Grandao Deposit Pushes the Total Resource
Original announcement by research on
- Company
- Unavailable
- Ticker
- SAV
- Exchange
- LSE
- Region
- northern Portugal
- Primary commodity
- Lithium
- Secondary commodities
- Iron ore
- Document categories
- Resource update, Drill results
- Extracted
- 2026-11-11 14:36:21 UTC
Analysis by Minestarters Atlas
Atlas analysis published:
Minestarters Atlas analysis
Summary
Savannah Resources reported a major JORC 2012-compliant lithium resource increase at the Mina do Barroso project in northern Portugal, including a 64% increase at the Grandao deposit to 16.4Mt at 1.04% Li2O. The overall project resource now stands at 20.1Mt at 1.04% Li2O, with approximately 90% of the Stage 1 Grandao pit mineralisation now in Measured and Indicated categories. The release also notes an exploration target of 9-15Mt, but says the target is conceptual and further work is needed.
Reasoning: A substantial lithium resource upgrade is the main event, with the Grandao deposit and overall project resource both increasing and the resource base moving toward higher-confidence categories. The release is materially positive but partly tempered by the fact that much of the drilling and intersections underpinning the estimate were previously reported.
Positive factors
- ~64% increase in the total Mineral Resource Estimate at Grandao Deposit to 16.4Mt
- JORC 2012-compliant Measured, Indicated and Inferred Mineral Resource Estimate
- ~90% of the mineralisation within the Stage 1 Grandao pit now converted to Measured and Indicated Resource Estimates
- cut-off grade of 0.5% Li2O disclosed
- QA/QC protocols were in place for the drilling programmes
Negative factors
- Exploration Target is conceptual and insufficient exploration work has been completed to estimate a mineral resource
- No new exploration results have been reported in this release; drill intersections used in the resource have been previously reported
Low confidence — this extraction should be reviewed alongside the original source.
Facts used in scoring: 29
Classification and evidence
JORC Compliantpositive
Resource estimate prepared in compliance with JORC Code (Australia) — high reporting standard.
Why it applies: The Mineral Resource Estimate is stated to be in accordance with the JORC Code, 2012 Edition.
Evidence · text
“in accordance with the JORC Code, 2012 Edition”
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: A named Competent Person is provided for both exploration results and mineral resources.
Evidence · text
“Mr Paul Payne, a Competent Person”
Cut Off Disclosedpositive
Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.
Why it applies: The resource table states a 0.5% Li2O cut-off.
Evidence · text
“0.5% Li2O Cut-off”
QA/QC Disclosedpositive
Reported assays have a certified laboratory, actual QA/QC methods, or named QP/CP responsibility. Generic CP boilerplate, old-release references, plans and unrelated work are insufficient. Approval of a correction does not verify expressly unverified historical assays; assay accuracy is not guaranteed.
Why it applies: The release describes blanks, standards and field duplicates for the drilling programmes.
Evidence · text
“QAQC protocols were in place for the drilling programmes and included the used of blanks, standards and field duplicates.”
Nearology Playneutral
The disclosed value premise relies on proximity to another known deposit rather than the issuer's own results. Mere location or along-strike wording in a release that reports its own drilling does not establish this premise.
Why it applies: The project is framed as having further upside from other high priority exploration prospects within the project area.
Evidence · text
“further upside remaining from the many other high priority exploration prospects within the project area”
Extracted facts
Stored fact records: 29. Some facts used in scoring do not have a stored record.
Drill Results (1)
Fact 1Mina do Barroso · lithiumGrade: 1Grade Unit: %Needs review: drill_no_hole_idView all detailsHide details
Identity
- Project
- Mina do Barroso
- Commodity
- lithium
- Region
- northern portugal
- Reported Region
- northern portugal
Geometry
- Grade
- 1
- Grade Unit
- %
Classification
- Deposit Type
- other
- Program
- exploration
- Sample Type
- drill
- Mining Method
- open_pit
Location
- Location
- Grandao and Reservatorio
- Loc. Source
- document
QA/QC
- Laboratory
- Nagrom Metallurgical
- QA/QC Disclosed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Review
- Needs Review
- Yes
- Review Reason
- drill_no_hole_id
- Interp. Status
- scored
- Historical
- No
Reasoning: The exploration target is stated in the release, but it is conceptual and not a completed drill intercept.
Positive factors
- Exploration Target disclosed for Grandao and Reservatorio
- further upside remains from other prospects
Negative factors
- Exploration Target is conceptual and not a mineral resource
- insufficient exploration work to estimate a mineral resource
Tags used in scoring
QA/QC Disclosedpositive
Reported assays have a certified laboratory, actual QA/QC methods, or named QP/CP responsibility. Generic CP boilerplate, old-release references, plans and unrelated work are insufficient. Approval of a correction does not verify expressly unverified historical assays; assay accuracy is not guaranteed.
Why it applies: qaqc_disclosed is true
Cut Off Undisclosednegative
Reported composited assay intervals omit the cut-off grade used for those intervals. Apply only to actual reported assay intervals in the reviewed scope, not drilling plans or missing extraction fields alone.
Why it applies: no cutoff_grade was stated
Resource Estimates (28)
measuredMina do Barroso Lithium Project · lithiumTonnes: 5500000Grade: 1.08Grade Unit: %Contained Metal: 59600Contained Unit: tView all detailsHide details
Identity
- Project
- Mina do Barroso Lithium Project
- Commodity
- lithium
- Region
- northern portugal
- Reported Region
- northern Portugal
- Ticker
- SAV
Resource scope
- Estimate type
- resource
- Effective date
- 2018-09-10T00:00:00.000Z
- Reporting standards
- jorc
- QP Signed
- Yes
- Qualified person names
- Mr Paul Payne
- Resource group id
- resource:65ddf7ed0930911a8db8
- Deposit or zone
- Grandao
- Mining method
- open_pit
Resource Data
- Category
- measured
- Tonnes
- 5500000
- Grade
- 1.08
- Grade Unit
- %
- Contained Metal
- 59600
- Contained Unit
- t
- Cutoff Grade
- 0.5
- Cutoff Unit
- % Li2O
Prior Estimate
- Resource Date
- 2018-09-10
Lab
- Laboratory
- ALS
Location
- Loc. Confidence
- high
Review
- Needs Review
- No
- Historical
- No
Reasoning: Measured lithium resource at Grandao adds high-confidence tonnes and grade to the project resource base.
Positive factors
- Measured category disclosed
- large tonnage base at Grandao
- cut-off grade disclosed
- JORC-compliant estimate with named Competent Person
Negative factors
- No prior comparison values stated for this row
Tags used in scoring
Measured Resourcepositive
A source-reported Measured Mineral Resource with sufficiently established geological continuity and quality. After the required study and Modifying Factors it may convert to a Proved/Proven or Probable Reserve; the resource classification alone is not a reserve or a demonstration of economic viability.
Why it applies: category is "measured"
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
JORC Compliantpositive
Resource estimate prepared in compliance with JORC Code (Australia) — high reporting standard.
Why it applies: reporting_standards includes jorc
Resource Updateneutral
The announcement publishes a new or revised estimate for an existing resource, with a source-backed change in tonnage, grade, classification, commodity or estimation basis. An older resource table reproduced as background to drilling or exploration is not a new resource update. A table heading or an effective date alone does not establish a revision in this announcement; compare the actual estimate and its scope with the prior disclosure.
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
DFS Supportingneutral
Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
The estimate effective date exceeds the MRE_STALENESS window measured at the document event date. Preserve the actual dates; age alone does not establish non-compliance or a change in the resource.
Why it applies: effective date is 8.2 years before this release
measuredMina do Barroso Lithium Project · iron_oreTonnes: 5500000Grade: 1.3Grade Unit: %Contained Metal: 59600Contained Unit: tView all detailsHide details
Identity
- Project
- Mina do Barroso Lithium Project
- Commodity
- iron_ore
- Region
- northern portugal
- Reported Region
- northern Portugal
- Ticker
- SAV
Resource scope
- Estimate type
- resource
- Effective date
- 2018-09-10T00:00:00.000Z
- Reporting standards
- jorc
- QP Signed
- Yes
- Qualified person names
- Mr Paul Payne
- Resource group id
- resource:65ddf7ed0930911a8db8
- Deposit or zone
- Grandao
- Mining method
- open_pit
Resource Data
- Category
- measured
- Tonnes
- 5500000
- Grade
- 1.3
- Grade Unit
- %
- Contained Metal
- 59600
- Contained Unit
- t
- Cutoff Grade
- 0.5
- Cutoff Unit
- % Li2O
Prior Estimate
- Resource Date
- 2018-09-10
Lab
- Laboratory
- ALS
Location
- Loc. Confidence
- high
Review
- Needs Review
- No
- Historical
- No
Reasoning: Iron grade is disclosed for the measured Grandao resource row and should be retained as a separate commodity fact.
Positive factors
- Iron grade reported alongside lithium resource table
- resource estimate includes multi-commodity disclosure
Negative factors
- Iron is a secondary grade column rather than the economic focus of the release
Tags used in scoring
Measured Resourcepositive
A source-reported Measured Mineral Resource with sufficiently established geological continuity and quality. After the required study and Modifying Factors it may convert to a Proved/Proven or Probable Reserve; the resource classification alone is not a reserve or a demonstration of economic viability.
Why it applies: category is "measured"
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
JORC Compliantpositive
Resource estimate prepared in compliance with JORC Code (Australia) — high reporting standard.
Why it applies: reporting_standards includes jorc
Resource Updateneutral
The announcement publishes a new or revised estimate for an existing resource, with a source-backed change in tonnage, grade, classification, commodity or estimation basis. An older resource table reproduced as background to drilling or exploration is not a new resource update. A table heading or an effective date alone does not establish a revision in this announcement; compare the actual estimate and its scope with the prior disclosure.
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
DFS Supportingneutral
Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
The estimate effective date exceeds the MRE_STALENESS window measured at the document event date. Preserve the actual dates; age alone does not establish non-compliance or a change in the resource.
Why it applies: effective date is 8.2 years before this release
indicatedMina do Barroso Lithium Project · lithiumTonnes: 4900000Grade: 0.93Grade Unit: %Contained Metal: 45600Contained Unit: tView all detailsHide details
Identity
- Project
- Mina do Barroso Lithium Project
- Commodity
- lithium
- Region
- northern portugal
- Reported Region
- northern Portugal
- Ticker
- SAV
Resource scope
- Estimate type
- resource
- Effective date
- 2018-09-10T00:00:00.000Z
- Reporting standards
- jorc
- QP Signed
- Yes
- Qualified person names
- Mr Paul Payne
- Resource group id
- resource:1a17a848ca1766d733e7
- Deposit or zone
- Grandao
- Mining method
- open_pit
Resource Data
- Category
- indicated
- Tonnes
- 4900000
- Grade
- 0.93
- Grade Unit
- %
- Contained Metal
- 45600
- Contained Unit
- t
- Cutoff Grade
- 0.5
- Cutoff Unit
- % Li2O
Prior Estimate
- Resource Date
- 2018-09-10
Lab
- Laboratory
- ALS
Location
- Loc. Confidence
- high
Review
- Needs Review
- No
- Historical
- No
Reasoning: Indicated resource at Grandao strengthens the mine inventory and supports conversion toward reserve studies.
Positive factors
- Indicated category disclosed
- supports higher-confidence inventory for Grandao
- cut-off grade disclosed
Negative factors
- No prior comparison values stated for this row
Tags used in scoring
Indicated Resourcepositive
A source-reported Indicated Mineral Resource with sufficient geological confidence to apply Modifying Factors and evaluate economic viability. It may support conversion to a Probable Reserve after the required study; it is not itself a reserve.
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
JORC Compliantpositive
Resource estimate prepared in compliance with JORC Code (Australia) — high reporting standard.
Why it applies: reporting_standards includes jorc
Resource Updateneutral
The announcement publishes a new or revised estimate for an existing resource, with a source-backed change in tonnage, grade, classification, commodity or estimation basis. An older resource table reproduced as background to drilling or exploration is not a new resource update. A table heading or an effective date alone does not establish a revision in this announcement; compare the actual estimate and its scope with the prior disclosure.
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
DFS Supportingneutral
Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
The estimate effective date exceeds the MRE_STALENESS window measured at the document event date. Preserve the actual dates; age alone does not establish non-compliance or a change in the resource.
Why it applies: effective date is 8.2 years before this release
indicatedMina do Barroso Lithium Project · iron_oreTonnes: 4900000Grade: 1.4Grade Unit: %Contained Metal: 45600Contained Unit: tView all detailsHide details
Identity
- Project
- Mina do Barroso Lithium Project
- Commodity
- iron_ore
- Region
- northern portugal
- Reported Region
- northern Portugal
- Ticker
- SAV
Resource scope
- Estimate type
- resource
- Effective date
- 2018-09-10T00:00:00.000Z
- Reporting standards
- jorc
- QP Signed
- Yes
- Qualified person names
- Mr Paul Payne
- Resource group id
- resource:1a17a848ca1766d733e7
- Deposit or zone
- Grandao
- Mining method
- open_pit
Resource Data
- Category
- indicated
- Tonnes
- 4900000
- Grade
- 1.4
- Grade Unit
- %
- Contained Metal
- 45600
- Contained Unit
- t
- Cutoff Grade
- 0.5
- Cutoff Unit
- % Li2O
Prior Estimate
- Resource Date
- 2018-09-10
Lab
- Laboratory
- ALS
Location
- Loc. Confidence
- high
Review
- Needs Review
- No
- Historical
- No
Reasoning: Iron grade is disclosed for the indicated Grandao resource row and is preserved as a separate fact.
Positive factors
- Iron grade reported alongside lithium resource table
Negative factors
- Secondary grade column
Tags used in scoring
Indicated Resourcepositive
A source-reported Indicated Mineral Resource with sufficient geological confidence to apply Modifying Factors and evaluate economic viability. It may support conversion to a Probable Reserve after the required study; it is not itself a reserve.
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
JORC Compliantpositive
Resource estimate prepared in compliance with JORC Code (Australia) — high reporting standard.
Why it applies: reporting_standards includes jorc
Resource Updateneutral
The announcement publishes a new or revised estimate for an existing resource, with a source-backed change in tonnage, grade, classification, commodity or estimation basis. An older resource table reproduced as background to drilling or exploration is not a new resource update. A table heading or an effective date alone does not establish a revision in this announcement; compare the actual estimate and its scope with the prior disclosure.
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
DFS Supportingneutral
Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
The estimate effective date exceeds the MRE_STALENESS window measured at the document event date. Preserve the actual dates; age alone does not establish non-compliance or a change in the resource.
Why it applies: effective date is 8.2 years before this release
inferredMina do Barroso Lithium Project · lithiumTonnes: 6100000Grade: 1.1Grade Unit: %Contained Metal: 66200Contained Unit: tView all detailsHide details
Identity
- Project
- Mina do Barroso Lithium Project
- Commodity
- lithium
- Region
- northern portugal
- Reported Region
- northern Portugal
- Ticker
- SAV
Resource scope
- Estimate type
- resource
- Effective date
- 2018-09-10T00:00:00.000Z
- Reporting standards
- jorc
- QP Signed
- Yes
- Qualified person names
- Mr Paul Payne
- Resource group id
- resource:1ee8c594ec392ba86f74
- Deposit or zone
- Grandao
- Mining method
- open_pit
Resource Data
- Category
- inferred
- Tonnes
- 6100000
- Grade
- 1.1
- Grade Unit
- %
- Contained Metal
- 66200
- Contained Unit
- t
- Cutoff Grade
- 0.5
- Cutoff Unit
- % Li2O
Prior Estimate
- Resource Date
- 2018-09-10
Lab
- Laboratory
- ALS
Location
- Loc. Confidence
- high
Review
- Needs Review
- No
- Historical
- No
Reasoning: The inferred Grandao lithium resource adds substantial tonnes, though with lower confidence than the higher categories.
Positive factors
- Inferred resource disclosed for Grandao
- supports the enlarged project resource base
Negative factors
- Lower-confidence category than measured or indicated
Tags used in scoring
Inferred Resourcenegative
A source-reported Inferred Mineral Resource with lower geological confidence than Indicated or Measured. It cannot be converted directly to a reserve or establish the reserve basis of a PFS/FS; applicable early-stage assessments may include it with the required cautions. Negative polarity describes confidence limitations, not proof of a poor deposit.
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
JORC Compliantpositive
Resource estimate prepared in compliance with JORC Code (Australia) — high reporting standard.
Why it applies: reporting_standards includes jorc
Resource Updateneutral
The announcement publishes a new or revised estimate for an existing resource, with a source-backed change in tonnage, grade, classification, commodity or estimation basis. An older resource table reproduced as background to drilling or exploration is not a new resource update. A table heading or an effective date alone does not establish a revision in this announcement; compare the actual estimate and its scope with the prior disclosure.
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
DFS Supportingneutral
Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
The estimate effective date exceeds the MRE_STALENESS window measured at the document event date. Preserve the actual dates; age alone does not establish non-compliance or a change in the resource.
Why it applies: effective date is 8.2 years before this release
inferredMina do Barroso Lithium Project · iron_oreTonnes: 6100000Grade: 1.4Grade Unit: %Contained Metal: 66200Contained Unit: tView all detailsHide details
Identity
- Project
- Mina do Barroso Lithium Project
- Commodity
- iron_ore
- Region
- northern portugal
- Reported Region
- northern Portugal
- Ticker
- SAV
Resource scope
- Estimate type
- resource
- Effective date
- 2018-09-10T00:00:00.000Z
- Reporting standards
- jorc
- QP Signed
- Yes
- Qualified person names
- Mr Paul Payne
- Resource group id
- resource:1ee8c594ec392ba86f74
- Deposit or zone
- Grandao
- Mining method
- open_pit
Resource Data
- Category
- inferred
- Tonnes
- 6100000
- Grade
- 1.4
- Grade Unit
- %
- Contained Metal
- 66200
- Contained Unit
- t
- Cutoff Grade
- 0.5
- Cutoff Unit
- % Li2O
Prior Estimate
- Resource Date
- 2018-09-10
Lab
- Laboratory
- ALS
Location
- Loc. Confidence
- high
Review
- Needs Review
- No
- Historical
- No
Reasoning: Iron grade is included in the inferred Grandao resource row and extracted separately.
Positive factors
- Iron grade reported in inferred row
Negative factors
- Secondary commodity
Tags used in scoring
Inferred Resourcenegative
A source-reported Inferred Mineral Resource with lower geological confidence than Indicated or Measured. It cannot be converted directly to a reserve or establish the reserve basis of a PFS/FS; applicable early-stage assessments may include it with the required cautions. Negative polarity describes confidence limitations, not proof of a poor deposit.
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
JORC Compliantpositive
Resource estimate prepared in compliance with JORC Code (Australia) — high reporting standard.
Why it applies: reporting_standards includes jorc
Resource Updateneutral
The announcement publishes a new or revised estimate for an existing resource, with a source-backed change in tonnage, grade, classification, commodity or estimation basis. An older resource table reproduced as background to drilling or exploration is not a new resource update. A table heading or an effective date alone does not establish a revision in this announcement; compare the actual estimate and its scope with the prior disclosure.
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
DFS Supportingneutral
Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
The estimate effective date exceeds the MRE_STALENESS window measured at the document event date. Preserve the actual dates; age alone does not establish non-compliance or a change in the resource.
Why it applies: effective date is 8.2 years before this release
measuredMina do Barroso Lithium Project · lithiumTonnes: 5500000Grade: 1.08Grade Unit: %Contained Metal: 59600Contained Unit: tView all detailsHide details
Identity
- Project
- Mina do Barroso Lithium Project
- Commodity
- lithium
- Region
- northern portugal
- Reported Region
- northern Portugal
- Ticker
- SAV
Resource scope
- Estimate type
- resource
- Effective date
- 2018-09-10T00:00:00.000Z
- Reporting standards
- jorc
- QP Signed
- Yes
- Qualified person names
- Mr Paul Payne
- Resource group id
- resource:911bee531483b02eb131
- Deposit or zone
- All Deposits
- Mining method
- open_pit
Resource Data
- Category
- measured
- Tonnes
- 5500000
- Grade
- 1.08
- Grade Unit
- %
- Contained Metal
- 59600
- Contained Unit
- t
- Cutoff Grade
- 0.5
- Cutoff Unit
- % Li2O
Prior Estimate
- Resource Date
- 2018-09-10
Lab
- Laboratory
- ALS
Location
- Loc. Confidence
- high
Review
- Needs Review
- No
- Historical
- No
Reasoning: The all-deposits measured lithium resource shows the project-wide high-confidence portion of the estimate.
Positive factors
- Project-wide measured resource disclosed
- part of the total updated Mineral Resource Estimate
Negative factors
- Aggregated all-deposits figure rather than deposit-specific detail
Tags used in scoring
Measured Resourcepositive
A source-reported Measured Mineral Resource with sufficiently established geological continuity and quality. After the required study and Modifying Factors it may convert to a Proved/Proven or Probable Reserve; the resource classification alone is not a reserve or a demonstration of economic viability.
Why it applies: category is "measured"
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
JORC Compliantpositive
Resource estimate prepared in compliance with JORC Code (Australia) — high reporting standard.
Why it applies: reporting_standards includes jorc
Resource Updateneutral
The announcement publishes a new or revised estimate for an existing resource, with a source-backed change in tonnage, grade, classification, commodity or estimation basis. An older resource table reproduced as background to drilling or exploration is not a new resource update. A table heading or an effective date alone does not establish a revision in this announcement; compare the actual estimate and its scope with the prior disclosure.
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
DFS Supportingneutral
Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
The estimate effective date exceeds the MRE_STALENESS window measured at the document event date. Preserve the actual dates; age alone does not establish non-compliance or a change in the resource.
Why it applies: effective date is 8.2 years before this release
measuredMina do Barroso Lithium Project · iron_oreTonnes: 5500000Grade: 1.3Grade Unit: %Contained Metal: 59600Contained Unit: tView all detailsHide details
Identity
- Project
- Mina do Barroso Lithium Project
- Commodity
- iron_ore
- Region
- northern portugal
- Reported Region
- northern Portugal
- Ticker
- SAV
Resource scope
- Estimate type
- resource
- Effective date
- 2018-09-10T00:00:00.000Z
- Reporting standards
- jorc
- QP Signed
- Yes
- Qualified person names
- Mr Paul Payne
- Resource group id
- resource:911bee531483b02eb131
- Deposit or zone
- All Deposits
- Mining method
- open_pit
Resource Data
- Category
- measured
- Tonnes
- 5500000
- Grade
- 1.3
- Grade Unit
- %
- Contained Metal
- 59600
- Contained Unit
- t
- Cutoff Grade
- 0.5
- Cutoff Unit
- % Li2O
Prior Estimate
- Resource Date
- 2018-09-10
Lab
- Laboratory
- ALS
Location
- Loc. Confidence
- high
Review
- Needs Review
- No
- Historical
- No
Reasoning: Iron grade is reported for the overall measured resource row and retained separately.
Positive factors
- Project-wide iron grade disclosed
Negative factors
- Secondary commodity
Tags used in scoring
Measured Resourcepositive
A source-reported Measured Mineral Resource with sufficiently established geological continuity and quality. After the required study and Modifying Factors it may convert to a Proved/Proven or Probable Reserve; the resource classification alone is not a reserve or a demonstration of economic viability.
Why it applies: category is "measured"
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
JORC Compliantpositive
Resource estimate prepared in compliance with JORC Code (Australia) — high reporting standard.
Why it applies: reporting_standards includes jorc
Resource Updateneutral
The announcement publishes a new or revised estimate for an existing resource, with a source-backed change in tonnage, grade, classification, commodity or estimation basis. An older resource table reproduced as background to drilling or exploration is not a new resource update. A table heading or an effective date alone does not establish a revision in this announcement; compare the actual estimate and its scope with the prior disclosure.
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
DFS Supportingneutral
Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
The estimate effective date exceeds the MRE_STALENESS window measured at the document event date. Preserve the actual dates; age alone does not establish non-compliance or a change in the resource.
Why it applies: effective date is 8.2 years before this release
indicatedMina do Barroso Lithium Project · lithiumTonnes: 4900000Grade: 0.93Grade Unit: %Contained Metal: 45600Contained Unit: tView all detailsHide details
Identity
- Project
- Mina do Barroso Lithium Project
- Commodity
- lithium
- Region
- northern portugal
- Reported Region
- northern Portugal
- Ticker
- SAV
Resource scope
- Estimate type
- resource
- Effective date
- 2018-09-10T00:00:00.000Z
- Reporting standards
- jorc
- QP Signed
- Yes
- Qualified person names
- Mr Paul Payne
- Resource group id
- resource:e6313b986c8a64e99f44
- Deposit or zone
- All Deposits
- Mining method
- open_pit
Resource Data
- Category
- indicated
- Tonnes
- 4900000
- Grade
- 0.93
- Grade Unit
- %
- Contained Metal
- 45600
- Contained Unit
- t
- Cutoff Grade
- 0.5
- Cutoff Unit
- % Li2O
Prior Estimate
- Resource Date
- 2018-09-10
Lab
- Laboratory
- ALS
Location
- Loc. Confidence
- high
Review
- Needs Review
- No
- Historical
- No
Reasoning: The all-deposits indicated lithium resource contributes materially to the project total and higher-confidence inventory.
Positive factors
- Project-wide indicated resource disclosed
- part of the updated total Mineral Resource Estimate
Negative factors
- Aggregated category row
Tags used in scoring
Indicated Resourcepositive
A source-reported Indicated Mineral Resource with sufficient geological confidence to apply Modifying Factors and evaluate economic viability. It may support conversion to a Probable Reserve after the required study; it is not itself a reserve.
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
JORC Compliantpositive
Resource estimate prepared in compliance with JORC Code (Australia) — high reporting standard.
Why it applies: reporting_standards includes jorc
Resource Updateneutral
The announcement publishes a new or revised estimate for an existing resource, with a source-backed change in tonnage, grade, classification, commodity or estimation basis. An older resource table reproduced as background to drilling or exploration is not a new resource update. A table heading or an effective date alone does not establish a revision in this announcement; compare the actual estimate and its scope with the prior disclosure.
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
DFS Supportingneutral
Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
The estimate effective date exceeds the MRE_STALENESS window measured at the document event date. Preserve the actual dates; age alone does not establish non-compliance or a change in the resource.
Why it applies: effective date is 8.2 years before this release
indicatedMina do Barroso Lithium Project · iron_oreTonnes: 4900000Grade: 1.4Grade Unit: %Contained Metal: 45600Contained Unit: tView all detailsHide details
Identity
- Project
- Mina do Barroso Lithium Project
- Commodity
- iron_ore
- Region
- northern portugal
- Reported Region
- northern Portugal
- Ticker
- SAV
Resource scope
- Estimate type
- resource
- Effective date
- 2018-09-10T00:00:00.000Z
- Reporting standards
- jorc
- QP Signed
- Yes
- Qualified person names
- Mr Paul Payne
- Resource group id
- resource:e6313b986c8a64e99f44
- Deposit or zone
- All Deposits
- Mining method
- open_pit
Resource Data
- Category
- indicated
- Tonnes
- 4900000
- Grade
- 1.4
- Grade Unit
- %
- Contained Metal
- 45600
- Contained Unit
- t
- Cutoff Grade
- 0.5
- Cutoff Unit
- % Li2O
Prior Estimate
- Resource Date
- 2018-09-10
Lab
- Laboratory
- ALS
Location
- Loc. Confidence
- high
Review
- Needs Review
- No
- Historical
- No
Reasoning: Iron grade is disclosed for the all-deposits indicated row and preserved as a separate fact.
Positive factors
- Project-wide iron grade disclosed
Negative factors
- Secondary commodity
Tags used in scoring
Indicated Resourcepositive
A source-reported Indicated Mineral Resource with sufficient geological confidence to apply Modifying Factors and evaluate economic viability. It may support conversion to a Probable Reserve after the required study; it is not itself a reserve.
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
JORC Compliantpositive
Resource estimate prepared in compliance with JORC Code (Australia) — high reporting standard.
Why it applies: reporting_standards includes jorc
Resource Updateneutral
The announcement publishes a new or revised estimate for an existing resource, with a source-backed change in tonnage, grade, classification, commodity or estimation basis. An older resource table reproduced as background to drilling or exploration is not a new resource update. A table heading or an effective date alone does not establish a revision in this announcement; compare the actual estimate and its scope with the prior disclosure.
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
DFS Supportingneutral
Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
The estimate effective date exceeds the MRE_STALENESS window measured at the document event date. Preserve the actual dates; age alone does not establish non-compliance or a change in the resource.
Why it applies: effective date is 8.2 years before this release
inferredMina do Barroso Lithium Project · lithiumTonnes: 9700000Grade: 1.1Grade Unit: %Contained Metal: 103900Contained Unit: tView all detailsHide details
Identity
- Project
- Mina do Barroso Lithium Project
- Commodity
- lithium
- Region
- northern portugal
- Reported Region
- northern Portugal
- Ticker
- SAV
Resource scope
- Estimate type
- resource
- Effective date
- 2018-09-10T00:00:00.000Z
- Reporting standards
- jorc
- QP Signed
- Yes
- Qualified person names
- Mr Paul Payne
- Resource group id
- resource:bde12289a16eb570e028
- Deposit or zone
- All Deposits
- Mining method
- open_pit
Resource Data
- Category
- inferred
- Tonnes
- 9700000
- Grade
- 1.1
- Grade Unit
- %
- Contained Metal
- 103900
- Contained Unit
- t
- Cutoff Grade
- 0.5
- Cutoff Unit
- % Li2O
Prior Estimate
- Resource Date
- 2018-09-10
Lab
- Laboratory
- ALS
Location
- Loc. Confidence
- high
Review
- Needs Review
- No
- Historical
- No
Reasoning: The inferred lithium component remains large, but at lower confidence than measured or indicated material.
Positive factors
- Project-wide inferred resource disclosed
- supports the total project tonnage growth
Negative factors
- Lower-confidence category
Tags used in scoring
Inferred Resourcenegative
A source-reported Inferred Mineral Resource with lower geological confidence than Indicated or Measured. It cannot be converted directly to a reserve or establish the reserve basis of a PFS/FS; applicable early-stage assessments may include it with the required cautions. Negative polarity describes confidence limitations, not proof of a poor deposit.
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
JORC Compliantpositive
Resource estimate prepared in compliance with JORC Code (Australia) — high reporting standard.
Why it applies: reporting_standards includes jorc
Resource Updateneutral
The announcement publishes a new or revised estimate for an existing resource, with a source-backed change in tonnage, grade, classification, commodity or estimation basis. An older resource table reproduced as background to drilling or exploration is not a new resource update. A table heading or an effective date alone does not establish a revision in this announcement; compare the actual estimate and its scope with the prior disclosure.
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
DFS Supportingneutral
Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
The estimate effective date exceeds the MRE_STALENESS window measured at the document event date. Preserve the actual dates; age alone does not establish non-compliance or a change in the resource.
Why it applies: effective date is 8.2 years before this release
inferredMina do Barroso Lithium Project · iron_oreTonnes: 9700000Grade: 1.4Grade Unit: %Contained Metal: 103900Contained Unit: tView all detailsHide details
Identity
- Project
- Mina do Barroso Lithium Project
- Commodity
- iron_ore
- Region
- northern portugal
- Reported Region
- northern Portugal
- Ticker
- SAV
Resource scope
- Estimate type
- resource
- Effective date
- 2018-09-10T00:00:00.000Z
- Reporting standards
- jorc
- QP Signed
- Yes
- Qualified person names
- Mr Paul Payne
- Resource group id
- resource:bde12289a16eb570e028
- Deposit or zone
- All Deposits
- Mining method
- open_pit
Resource Data
- Category
- inferred
- Tonnes
- 9700000
- Grade
- 1.4
- Grade Unit
- %
- Contained Metal
- 103900
- Contained Unit
- t
- Cutoff Grade
- 0.5
- Cutoff Unit
- % Li2O
Prior Estimate
- Resource Date
- 2018-09-10
Lab
- Laboratory
- ALS
Location
- Loc. Confidence
- high
Review
- Needs Review
- No
- Historical
- No
Reasoning: Iron grade is included in the project-wide inferred row and extracted separately.
Positive factors
- Project-wide iron grade disclosed
Negative factors
- Secondary commodity
Tags used in scoring
Inferred Resourcenegative
A source-reported Inferred Mineral Resource with lower geological confidence than Indicated or Measured. It cannot be converted directly to a reserve or establish the reserve basis of a PFS/FS; applicable early-stage assessments may include it with the required cautions. Negative polarity describes confidence limitations, not proof of a poor deposit.
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
JORC Compliantpositive
Resource estimate prepared in compliance with JORC Code (Australia) — high reporting standard.
Why it applies: reporting_standards includes jorc
Resource Updateneutral
The announcement publishes a new or revised estimate for an existing resource, with a source-backed change in tonnage, grade, classification, commodity or estimation basis. An older resource table reproduced as background to drilling or exploration is not a new resource update. A table heading or an effective date alone does not establish a revision in this announcement; compare the actual estimate and its scope with the prior disclosure.
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
DFS Supportingneutral
Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
The estimate effective date exceeds the MRE_STALENESS window measured at the document event date. Preserve the actual dates; age alone does not establish non-compliance or a change in the resource.
Why it applies: effective date is 8.2 years before this release
measuredMina do Barroso Lithium Project · lithiumTonnes: 5500000Grade: 1.08Grade Unit: %Contained Metal: 59600Contained Unit: tView all detailsHide details
Identity
- Project
- Mina do Barroso Lithium Project
- Commodity
- lithium
- Region
- northern portugal
- Reported Region
- northern Portugal
- Ticker
- SAV
Resource scope
- Estimate type
- resource
- Effective date
- 2018-09-10T00:00:00.000Z
- Reporting standards
- jorc
- QP Signed
- Yes
- Qualified person names
- Mr Paul Payne
- Resource group id
- resource:65ddf7ed0930911a8db8
- Deposit or zone
- Grandao
- Mining method
- open_pit
Resource Data
- Category
- measured
- Tonnes
- 5500000
- Grade
- 1.08
- Grade Unit
- %
- Contained Metal
- 59600
- Contained Unit
- t
- Cutoff Grade
- 0.5
- Cutoff Unit
- % Li2O
Prior Estimate
- Resource Date
- 2018-09-10
Lab
- Laboratory
- ALS
Location
- Loc. Confidence
- high
Review
- Needs Review
- No
- Historical
- No
Reasoning: This is the measured lithium row for Grandao in the updated estimate; it is a substantive resource fact rather than a drill intercept.
Positive factors
- Grandao deposit resource expanded materially
- high-confidence measured category
Negative factors
- Prior Grandao figures are not stated in the table row itself
Tags used in scoring
Measured Resourcepositive
A source-reported Measured Mineral Resource with sufficiently established geological continuity and quality. After the required study and Modifying Factors it may convert to a Proved/Proven or Probable Reserve; the resource classification alone is not a reserve or a demonstration of economic viability.
Why it applies: category is "measured"
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
JORC Compliantpositive
Resource estimate prepared in compliance with JORC Code (Australia) — high reporting standard.
Why it applies: reporting_standards includes jorc
Resource Updateneutral
The announcement publishes a new or revised estimate for an existing resource, with a source-backed change in tonnage, grade, classification, commodity or estimation basis. An older resource table reproduced as background to drilling or exploration is not a new resource update. A table heading or an effective date alone does not establish a revision in this announcement; compare the actual estimate and its scope with the prior disclosure.
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
DFS Supportingneutral
Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
The estimate effective date exceeds the MRE_STALENESS window measured at the document event date. Preserve the actual dates; age alone does not establish non-compliance or a change in the resource.
Why it applies: effective date is 8.2 years before this release
measuredMina do Barroso Lithium Project · iron_oreTonnes: 5500000Grade: 1.3Grade Unit: %Contained Metal: 59600Contained Unit: tView all detailsHide details
Identity
- Project
- Mina do Barroso Lithium Project
- Commodity
- iron_ore
- Region
- northern portugal
- Reported Region
- northern Portugal
- Ticker
- SAV
Resource scope
- Estimate type
- resource
- Effective date
- 2018-09-10T00:00:00.000Z
- Reporting standards
- jorc
- QP Signed
- Yes
- Qualified person names
- Mr Paul Payne
- Resource group id
- resource:65ddf7ed0930911a8db8
- Deposit or zone
- Grandao
- Mining method
- open_pit
Resource Data
- Category
- measured
- Tonnes
- 5500000
- Grade
- 1.3
- Grade Unit
- %
- Contained Metal
- 59600
- Contained Unit
- t
- Cutoff Grade
- 0.5
- Cutoff Unit
- % Li2O
Prior Estimate
- Resource Date
- 2018-09-10
Review
- Needs Review
- No
- Historical
- No
Reasoning: The iron grade in the Grandao measured row is retained as a separate resource fact.
Positive factors
- Iron grade reported in Grandao measured row
Negative factors
- Secondary commodity
Tags used in scoring
Measured Resourcepositive
A source-reported Measured Mineral Resource with sufficiently established geological continuity and quality. After the required study and Modifying Factors it may convert to a Proved/Proven or Probable Reserve; the resource classification alone is not a reserve or a demonstration of economic viability.
Why it applies: category is "measured"
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
JORC Compliantpositive
Resource estimate prepared in compliance with JORC Code (Australia) — high reporting standard.
Why it applies: reporting_standards includes jorc
Resource Updateneutral
The announcement publishes a new or revised estimate for an existing resource, with a source-backed change in tonnage, grade, classification, commodity or estimation basis. An older resource table reproduced as background to drilling or exploration is not a new resource update. A table heading or an effective date alone does not establish a revision in this announcement; compare the actual estimate and its scope with the prior disclosure.
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
DFS Supportingneutral
Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
The estimate effective date exceeds the MRE_STALENESS window measured at the document event date. Preserve the actual dates; age alone does not establish non-compliance or a change in the resource.
Why it applies: effective date is 8.2 years before this release
indicatedMina do Barroso Lithium Project · lithiumTonnes: 4900000Grade: 0.93Grade Unit: %Contained Metal: 45600Contained Unit: tView all detailsHide details
Identity
- Project
- Mina do Barroso Lithium Project
- Commodity
- lithium
- Region
- northern portugal
- Reported Region
- northern Portugal
- Ticker
- SAV
Resource scope
- Estimate type
- resource
- Effective date
- 2018-09-10T00:00:00.000Z
- Reporting standards
- jorc
- QP Signed
- Yes
- Qualified person names
- Mr Paul Payne
- Resource group id
- resource:1a17a848ca1766d733e7
- Deposit or zone
- Grandao
- Mining method
- open_pit
Resource Data
- Category
- indicated
- Tonnes
- 4900000
- Grade
- 0.93
- Grade Unit
- %
- Contained Metal
- 45600
- Contained Unit
- t
- Cutoff Grade
- 0.5
- Cutoff Unit
- % Li2O
Prior Estimate
- Resource Date
- 2018-09-10
Review
- Needs Review
- No
- Historical
- No
Reasoning: This is a key Grandao indicated resource fact within the updated estimate.
Positive factors
- Grandao indicated resource adds to the higher-confidence inventory
Negative factors
- No direct prior-value comparison in the row
Tags used in scoring
Indicated Resourcepositive
A source-reported Indicated Mineral Resource with sufficient geological confidence to apply Modifying Factors and evaluate economic viability. It may support conversion to a Probable Reserve after the required study; it is not itself a reserve.
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
JORC Compliantpositive
Resource estimate prepared in compliance with JORC Code (Australia) — high reporting standard.
Why it applies: reporting_standards includes jorc
Resource Updateneutral
The announcement publishes a new or revised estimate for an existing resource, with a source-backed change in tonnage, grade, classification, commodity or estimation basis. An older resource table reproduced as background to drilling or exploration is not a new resource update. A table heading or an effective date alone does not establish a revision in this announcement; compare the actual estimate and its scope with the prior disclosure.
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
DFS Supportingneutral
Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
The estimate effective date exceeds the MRE_STALENESS window measured at the document event date. Preserve the actual dates; age alone does not establish non-compliance or a change in the resource.
Why it applies: effective date is 8.2 years before this release
indicatedMina do Barroso Lithium Project · iron_oreTonnes: 4900000Grade: 1.4Grade Unit: %Contained Metal: 45600Contained Unit: tView all detailsHide details
Identity
- Project
- Mina do Barroso Lithium Project
- Commodity
- iron_ore
- Region
- northern portugal
- Reported Region
- northern Portugal
- Ticker
- SAV
Resource scope
- Estimate type
- resource
- Effective date
- 2018-09-10T00:00:00.000Z
- Reporting standards
- jorc
- QP Signed
- Yes
- Qualified person names
- Mr Paul Payne
- Resource group id
- resource:1a17a848ca1766d733e7
- Deposit or zone
- Grandao
- Mining method
- open_pit
Resource Data
- Category
- indicated
- Tonnes
- 4900000
- Grade
- 1.4
- Grade Unit
- %
- Contained Metal
- 45600
- Contained Unit
- t
- Cutoff Grade
- 0.5
- Cutoff Unit
- % Li2O
Prior Estimate
- Resource Date
- 2018-09-10
Review
- Needs Review
- No
- Historical
- No
Reasoning: Iron grade is present in the Grandao indicated row and is extracted separately.
Positive factors
- Iron grade disclosed in Grandao indicated row
Negative factors
- Secondary commodity
Tags used in scoring
Indicated Resourcepositive
A source-reported Indicated Mineral Resource with sufficient geological confidence to apply Modifying Factors and evaluate economic viability. It may support conversion to a Probable Reserve after the required study; it is not itself a reserve.
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
JORC Compliantpositive
Resource estimate prepared in compliance with JORC Code (Australia) — high reporting standard.
Why it applies: reporting_standards includes jorc
Resource Updateneutral
The announcement publishes a new or revised estimate for an existing resource, with a source-backed change in tonnage, grade, classification, commodity or estimation basis. An older resource table reproduced as background to drilling or exploration is not a new resource update. A table heading or an effective date alone does not establish a revision in this announcement; compare the actual estimate and its scope with the prior disclosure.
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
DFS Supportingneutral
Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
The estimate effective date exceeds the MRE_STALENESS window measured at the document event date. Preserve the actual dates; age alone does not establish non-compliance or a change in the resource.
Why it applies: effective date is 8.2 years before this release
inferredMina do Barroso Lithium Project · lithiumTonnes: 6100000Grade: 1.1Grade Unit: %Contained Metal: 66200Contained Unit: tView all detailsHide details
Identity
- Project
- Mina do Barroso Lithium Project
- Commodity
- lithium
- Region
- northern portugal
- Reported Region
- northern Portugal
- Ticker
- SAV
Resource scope
- Estimate type
- resource
- Effective date
- 2018-09-10T00:00:00.000Z
- Reporting standards
- jorc
- QP Signed
- Yes
- Qualified person names
- Mr Paul Payne
- Resource group id
- resource:1ee8c594ec392ba86f74
- Deposit or zone
- Grandao
- Mining method
- open_pit
Resource Data
- Category
- inferred
- Tonnes
- 6100000
- Grade
- 1.1
- Grade Unit
- %
- Contained Metal
- 66200
- Contained Unit
- t
- Cutoff Grade
- 0.5
- Cutoff Unit
- % Li2O
Prior Estimate
- Resource Date
- 2018-09-10
Review
- Needs Review
- No
- Historical
- No
Reasoning: The inferred Grandao lithium row captures the lower-confidence portion of the updated deposit resource.
Positive factors
- Grandao inferred resource remains substantial
- part of the deposit total of 16.4Mt
Negative factors
- Lower-confidence category
Tags used in scoring
Inferred Resourcenegative
A source-reported Inferred Mineral Resource with lower geological confidence than Indicated or Measured. It cannot be converted directly to a reserve or establish the reserve basis of a PFS/FS; applicable early-stage assessments may include it with the required cautions. Negative polarity describes confidence limitations, not proof of a poor deposit.
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
JORC Compliantpositive
Resource estimate prepared in compliance with JORC Code (Australia) — high reporting standard.
Why it applies: reporting_standards includes jorc
Resource Updateneutral
The announcement publishes a new or revised estimate for an existing resource, with a source-backed change in tonnage, grade, classification, commodity or estimation basis. An older resource table reproduced as background to drilling or exploration is not a new resource update. A table heading or an effective date alone does not establish a revision in this announcement; compare the actual estimate and its scope with the prior disclosure.
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
DFS Supportingneutral
Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
The estimate effective date exceeds the MRE_STALENESS window measured at the document event date. Preserve the actual dates; age alone does not establish non-compliance or a change in the resource.
Why it applies: effective date is 8.2 years before this release
inferredMina do Barroso Lithium Project · iron_oreTonnes: 6100000Grade: 1.4Grade Unit: %Contained Metal: 66200Contained Unit: tView all detailsHide details
Identity
- Project
- Mina do Barroso Lithium Project
- Commodity
- iron_ore
- Region
- northern portugal
- Reported Region
- northern Portugal
- Ticker
- SAV
Resource scope
- Estimate type
- resource
- Effective date
- 2018-09-10T00:00:00.000Z
- Reporting standards
- jorc
- QP Signed
- Yes
- Qualified person names
- Mr Paul Payne
- Resource group id
- resource:1ee8c594ec392ba86f74
- Deposit or zone
- Grandao
- Mining method
- open_pit
Resource Data
- Category
- inferred
- Tonnes
- 6100000
- Grade
- 1.4
- Grade Unit
- %
- Contained Metal
- 66200
- Contained Unit
- t
- Cutoff Grade
- 0.5
- Cutoff Unit
- % Li2O
Prior Estimate
- Resource Date
- 2018-09-10
Review
- Needs Review
- No
- Historical
- No
Reasoning: Iron grade is retained separately for the Grandao inferred row.
Positive factors
- Iron grade disclosed in Grandao inferred row
Negative factors
- Secondary commodity
Tags used in scoring
Inferred Resourcenegative
A source-reported Inferred Mineral Resource with lower geological confidence than Indicated or Measured. It cannot be converted directly to a reserve or establish the reserve basis of a PFS/FS; applicable early-stage assessments may include it with the required cautions. Negative polarity describes confidence limitations, not proof of a poor deposit.
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
JORC Compliantpositive
Resource estimate prepared in compliance with JORC Code (Australia) — high reporting standard.
Why it applies: reporting_standards includes jorc
Resource Updateneutral
The announcement publishes a new or revised estimate for an existing resource, with a source-backed change in tonnage, grade, classification, commodity or estimation basis. An older resource table reproduced as background to drilling or exploration is not a new resource update. A table heading or an effective date alone does not establish a revision in this announcement; compare the actual estimate and its scope with the prior disclosure.
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
DFS Supportingneutral
Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
The estimate effective date exceeds the MRE_STALENESS window measured at the document event date. Preserve the actual dates; age alone does not establish non-compliance or a change in the resource.
Why it applies: effective date is 8.2 years before this release
inferredMina do Barroso Lithium Project · lithiumTonnes: 3200000Grade: 1Grade Unit: %Contained Metal: 32000Contained Unit: tView all detailsHide details
Identity
- Project
- Mina do Barroso Lithium Project
- Commodity
- lithium
- Region
- northern portugal
- Reported Region
- northern Portugal
- Ticker
- SAV
Resource scope
- Estimate type
- resource
- Effective date
- 2018-09-10T00:00:00.000Z
- Reporting standards
- jorc
- QP Signed
- Yes
- Qualified person names
- Mr Paul Payne
- Resource group id
- resource:0a81632186f6346d7c14
- Deposit or zone
- Reservatorio
- Mining method
- open_pit
Resource Data
- Category
- inferred
- Tonnes
- 3200000
- Grade
- 1
- Grade Unit
- %
- Contained Metal
- 32000
- Contained Unit
- t
- Cutoff Grade
- 0.5
- Cutoff Unit
- % Li2O
Prior Estimate
- Resource Date
- 2018-09-10
Review
- Needs Review
- No
- Historical
- No
Reasoning: Reservatorio lithium resource is explicitly reported and contributes to the project total.
Positive factors
- Reservatorio resource disclosed in the updated project summary
- supports the broader project total
Negative factors
- Only inferred category shown in this table excerpt
Tags used in scoring
Inferred Resourcenegative
A source-reported Inferred Mineral Resource with lower geological confidence than Indicated or Measured. It cannot be converted directly to a reserve or establish the reserve basis of a PFS/FS; applicable early-stage assessments may include it with the required cautions. Negative polarity describes confidence limitations, not proof of a poor deposit.
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
JORC Compliantpositive
Resource estimate prepared in compliance with JORC Code (Australia) — high reporting standard.
Why it applies: reporting_standards includes jorc
Resource Updateneutral
The announcement publishes a new or revised estimate for an existing resource, with a source-backed change in tonnage, grade, classification, commodity or estimation basis. An older resource table reproduced as background to drilling or exploration is not a new resource update. A table heading or an effective date alone does not establish a revision in this announcement; compare the actual estimate and its scope with the prior disclosure.
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
DFS Supportingneutral
Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
The estimate effective date exceeds the MRE_STALENESS window measured at the document event date. Preserve the actual dates; age alone does not establish non-compliance or a change in the resource.
Why it applies: effective date is 8.2 years before this release
inferredMina do Barroso Lithium Project · iron_oreTonnes: 3200000Grade: 1.4Grade Unit: %Contained Metal: 32000Contained Unit: tView all detailsHide details
Identity
- Project
- Mina do Barroso Lithium Project
- Commodity
- iron_ore
- Region
- northern portugal
- Reported Region
- northern Portugal
- Ticker
- SAV
Resource scope
- Estimate type
- resource
- Effective date
- 2018-09-10T00:00:00.000Z
- Reporting standards
- jorc
- QP Signed
- Yes
- Qualified person names
- Mr Paul Payne
- Resource group id
- resource:0a81632186f6346d7c14
- Deposit or zone
- Reservatorio
- Mining method
- open_pit
Resource Data
- Category
- inferred
- Tonnes
- 3200000
- Grade
- 1.4
- Grade Unit
- %
- Contained Metal
- 32000
- Contained Unit
- t
- Cutoff Grade
- 0.5
- Cutoff Unit
- % Li2O
Prior Estimate
- Resource Date
- 2018-09-10
Review
- Needs Review
- No
- Historical
- No
Reasoning: Iron grade for the Reservatorio inferred row is extracted as a separate fact.
Positive factors
- Iron grade disclosed in Reservatorio inferred row
Negative factors
- Secondary commodity
Tags used in scoring
Inferred Resourcenegative
A source-reported Inferred Mineral Resource with lower geological confidence than Indicated or Measured. It cannot be converted directly to a reserve or establish the reserve basis of a PFS/FS; applicable early-stage assessments may include it with the required cautions. Negative polarity describes confidence limitations, not proof of a poor deposit.
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
JORC Compliantpositive
Resource estimate prepared in compliance with JORC Code (Australia) — high reporting standard.
Why it applies: reporting_standards includes jorc
Resource Updateneutral
The announcement publishes a new or revised estimate for an existing resource, with a source-backed change in tonnage, grade, classification, commodity or estimation basis. An older resource table reproduced as background to drilling or exploration is not a new resource update. A table heading or an effective date alone does not establish a revision in this announcement; compare the actual estimate and its scope with the prior disclosure.
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
DFS Supportingneutral
Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
The estimate effective date exceeds the MRE_STALENESS window measured at the document event date. Preserve the actual dates; age alone does not establish non-compliance or a change in the resource.
Why it applies: effective date is 8.2 years before this release
inferredMina do Barroso Lithium Project · lithiumTonnes: 500000Grade: 1.2Grade Unit: %Contained Metal: 5600Contained Unit: tView all detailsHide details
Identity
- Project
- Mina do Barroso Lithium Project
- Commodity
- lithium
- Region
- northern portugal
- Reported Region
- northern Portugal
- Ticker
- SAV
Resource scope
- Estimate type
- resource
- Effective date
- 2018-09-10T00:00:00.000Z
- Reporting standards
- jorc
- QP Signed
- Yes
- Qualified person names
- Mr Paul Payne
- Resource group id
- resource:ac01fa7e86fdaf8e2e32
- Deposit or zone
- NOA
- Mining method
- open_pit
Resource Data
- Category
- inferred
- Tonnes
- 500000
- Grade
- 1.2
- Grade Unit
- %
- Contained Metal
- 5600
- Contained Unit
- t
- Cutoff Grade
- 0.5
- Cutoff Unit
- % Li2O
Prior Estimate
- Resource Date
- 2018-09-10
Review
- Needs Review
- No
- Historical
- No
Reasoning: NOA adds a smaller inferred lithium resource to the project inventory.
Positive factors
- NOA resource disclosed in the project table
Negative factors
- Smaller tonnage than Grandao and project total
Tags used in scoring
Inferred Resourcenegative
A source-reported Inferred Mineral Resource with lower geological confidence than Indicated or Measured. It cannot be converted directly to a reserve or establish the reserve basis of a PFS/FS; applicable early-stage assessments may include it with the required cautions. Negative polarity describes confidence limitations, not proof of a poor deposit.
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
JORC Compliantpositive
Resource estimate prepared in compliance with JORC Code (Australia) — high reporting standard.
Why it applies: reporting_standards includes jorc
Resource Updateneutral
The announcement publishes a new or revised estimate for an existing resource, with a source-backed change in tonnage, grade, classification, commodity or estimation basis. An older resource table reproduced as background to drilling or exploration is not a new resource update. A table heading or an effective date alone does not establish a revision in this announcement; compare the actual estimate and its scope with the prior disclosure.
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
DFS Supportingneutral
Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
The estimate effective date exceeds the MRE_STALENESS window measured at the document event date. Preserve the actual dates; age alone does not establish non-compliance or a change in the resource.
Why it applies: effective date is 8.2 years before this release
inferredMina do Barroso Lithium Project · iron_oreTonnes: 500000Grade: 1.3Grade Unit: %Contained Metal: 5600Contained Unit: tView all detailsHide details
Identity
- Project
- Mina do Barroso Lithium Project
- Commodity
- iron_ore
- Region
- northern portugal
- Reported Region
- northern Portugal
- Ticker
- SAV
Resource scope
- Estimate type
- resource
- Effective date
- 2018-09-10T00:00:00.000Z
- Reporting standards
- jorc
- QP Signed
- Yes
- Qualified person names
- Mr Paul Payne
- Resource group id
- resource:ac01fa7e86fdaf8e2e32
- Deposit or zone
- NOA
- Mining method
- open_pit
Resource Data
- Category
- inferred
- Tonnes
- 500000
- Grade
- 1.3
- Grade Unit
- %
- Contained Metal
- 5600
- Contained Unit
- t
- Cutoff Grade
- 0.5
- Cutoff Unit
- % Li2O
Prior Estimate
- Resource Date
- 2018-09-10
Review
- Needs Review
- No
- Historical
- No
Reasoning: Iron grade is retained for the NOA inferred row as a separate fact.
Positive factors
- Iron grade disclosed in NOA row
Negative factors
- Secondary commodity
Tags used in scoring
Inferred Resourcenegative
A source-reported Inferred Mineral Resource with lower geological confidence than Indicated or Measured. It cannot be converted directly to a reserve or establish the reserve basis of a PFS/FS; applicable early-stage assessments may include it with the required cautions. Negative polarity describes confidence limitations, not proof of a poor deposit.
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
JORC Compliantpositive
Resource estimate prepared in compliance with JORC Code (Australia) — high reporting standard.
Why it applies: reporting_standards includes jorc
Resource Updateneutral
The announcement publishes a new or revised estimate for an existing resource, with a source-backed change in tonnage, grade, classification, commodity or estimation basis. An older resource table reproduced as background to drilling or exploration is not a new resource update. A table heading or an effective date alone does not establish a revision in this announcement; compare the actual estimate and its scope with the prior disclosure.
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
DFS Supportingneutral
Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
The estimate effective date exceeds the MRE_STALENESS window measured at the document event date. Preserve the actual dates; age alone does not establish non-compliance or a change in the resource.
Why it applies: effective date is 8.2 years before this release
measuredMina do Barroso Lithium Project · lithiumTonnes: 5500000Grade: 1.08Grade Unit: %Contained Metal: 59600Contained Unit: tView all detailsHide details
Identity
- Project
- Mina do Barroso Lithium Project
- Commodity
- lithium
- Region
- northern portugal
- Reported Region
- northern Portugal
- Ticker
- SAV
Resource scope
- Estimate type
- resource
- Effective date
- 2018-09-10T00:00:00.000Z
- Reporting standards
- jorc
- QP Signed
- Yes
- Qualified person names
- Mr Paul Payne
- Resource group id
- resource:911bee531483b02eb131
- Deposit or zone
- All Deposits
- Mining method
- open_pit
Resource Data
- Category
- measured
- Tonnes
- 5500000
- Grade
- 1.08
- Grade Unit
- %
- Contained Metal
- 59600
- Contained Unit
- t
- Cutoff Grade
- 0.5
- Cutoff Unit
- % Li2O
Prior Estimate
- Resource Date
- 2018-09-10
- Prior Tonnes
- 14000000
- Prior Grade
- 1.1
Lab
- Laboratory
- ALS
Location
- Loc. Confidence
- high
Review
- Needs Review
- No
- Historical
- No
Reasoning: This all-deposits measured lithium row is part of the updated project resource, which the release says is up about 44% versus the prior 14Mt estimate.
Positive factors
- Overall project resource increased to 20.1Mt
- JORC-compliant estimate and higher-confidence categories expanding
Negative factors
- Prior project estimate is only referenced, not fully restated in the table row
Tags used in scoring
Measured Resourcepositive
A source-reported Measured Mineral Resource with sufficiently established geological continuity and quality. After the required study and Modifying Factors it may convert to a Proved/Proven or Probable Reserve; the resource classification alone is not a reserve or a demonstration of economic viability.
Why it applies: category is "measured"
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
JORC Compliantpositive
Resource estimate prepared in compliance with JORC Code (Australia) — high reporting standard.
Why it applies: reporting_standards includes jorc
Tonnage Declinenegative
Resource tonnage decreased against a like-for-like prior estimate under TONNAGE_CHANGE_BANDS. Do not infer the cause, such as depletion, pit optimisation or a revised geological model, unless the source states it.
Why it applies: 5500000 against 14000000 previously
Resource Updateneutral
The announcement publishes a new or revised estimate for an existing resource, with a source-backed change in tonnage, grade, classification, commodity or estimation basis. An older resource table reproduced as background to drilling or exploration is not a new resource update. A table heading or an effective date alone does not establish a revision in this announcement; compare the actual estimate and its scope with the prior disclosure.
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
DFS Supportingneutral
Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
The estimate effective date exceeds the MRE_STALENESS window measured at the document event date. Preserve the actual dates; age alone does not establish non-compliance or a change in the resource.
Why it applies: effective date is 8.2 years before this release
measuredMina do Barroso Lithium Project · iron_oreTonnes: 5500000Grade: 1.3Grade Unit: %Contained Metal: 59600Contained Unit: tView all detailsHide details
Identity
- Project
- Mina do Barroso Lithium Project
- Commodity
- iron_ore
- Region
- northern portugal
- Reported Region
- northern Portugal
- Ticker
- SAV
Resource scope
- Estimate type
- resource
- Effective date
- 2018-09-10T00:00:00.000Z
- Reporting standards
- jorc
- QP Signed
- Yes
- Qualified person names
- Mr Paul Payne
- Resource group id
- resource:911bee531483b02eb131
- Deposit or zone
- All Deposits
- Mining method
- open_pit
Resource Data
- Category
- measured
- Tonnes
- 5500000
- Grade
- 1.3
- Grade Unit
- %
- Contained Metal
- 59600
- Contained Unit
- t
- Cutoff Grade
- 0.5
- Cutoff Unit
- % Li2O
Prior Estimate
- Resource Date
- 2018-09-10
Review
- Needs Review
- No
- Historical
- No
Reasoning: Iron grade in the all-deposits measured row is retained separately.
Positive factors
- Iron grade disclosed in overall measured row
Negative factors
- Secondary commodity
Tags used in scoring
Measured Resourcepositive
A source-reported Measured Mineral Resource with sufficiently established geological continuity and quality. After the required study and Modifying Factors it may convert to a Proved/Proven or Probable Reserve; the resource classification alone is not a reserve or a demonstration of economic viability.
Why it applies: category is "measured"
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
JORC Compliantpositive
Resource estimate prepared in compliance with JORC Code (Australia) — high reporting standard.
Why it applies: reporting_standards includes jorc
Resource Updateneutral
The announcement publishes a new or revised estimate for an existing resource, with a source-backed change in tonnage, grade, classification, commodity or estimation basis. An older resource table reproduced as background to drilling or exploration is not a new resource update. A table heading or an effective date alone does not establish a revision in this announcement; compare the actual estimate and its scope with the prior disclosure.
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
DFS Supportingneutral
Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
The estimate effective date exceeds the MRE_STALENESS window measured at the document event date. Preserve the actual dates; age alone does not establish non-compliance or a change in the resource.
Why it applies: effective date is 8.2 years before this release
indicatedMina do Barroso Lithium Project · lithiumTonnes: 4900000Grade: 0.93Grade Unit: %Contained Metal: 45600Contained Unit: tView all detailsHide details
Identity
- Project
- Mina do Barroso Lithium Project
- Commodity
- lithium
- Region
- northern portugal
- Reported Region
- northern Portugal
- Ticker
- SAV
Resource scope
- Estimate type
- resource
- Effective date
- 2018-09-10T00:00:00.000Z
- Reporting standards
- jorc
- QP Signed
- Yes
- Qualified person names
- Mr Paul Payne
- Resource group id
- resource:e6313b986c8a64e99f44
- Deposit or zone
- All Deposits
- Mining method
- open_pit
Resource Data
- Category
- indicated
- Tonnes
- 4900000
- Grade
- 0.93
- Grade Unit
- %
- Contained Metal
- 45600
- Contained Unit
- t
- Cutoff Grade
- 0.5
- Cutoff Unit
- % Li2O
Prior Estimate
- Resource Date
- 2018-09-10
Review
- Needs Review
- No
- Historical
- No
Reasoning: This is the project-wide indicated lithium row from the updated resource estimate.
Positive factors
- Project-wide indicated resource contributes to total estimate
Negative factors
- Aggregate row
Tags used in scoring
Indicated Resourcepositive
A source-reported Indicated Mineral Resource with sufficient geological confidence to apply Modifying Factors and evaluate economic viability. It may support conversion to a Probable Reserve after the required study; it is not itself a reserve.
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
JORC Compliantpositive
Resource estimate prepared in compliance with JORC Code (Australia) — high reporting standard.
Why it applies: reporting_standards includes jorc
Resource Updateneutral
The announcement publishes a new or revised estimate for an existing resource, with a source-backed change in tonnage, grade, classification, commodity or estimation basis. An older resource table reproduced as background to drilling or exploration is not a new resource update. A table heading or an effective date alone does not establish a revision in this announcement; compare the actual estimate and its scope with the prior disclosure.
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
DFS Supportingneutral
Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
The estimate effective date exceeds the MRE_STALENESS window measured at the document event date. Preserve the actual dates; age alone does not establish non-compliance or a change in the resource.
Why it applies: effective date is 8.2 years before this release
indicatedMina do Barroso Lithium Project · iron_oreTonnes: 4900000Grade: 1.4Grade Unit: %Contained Metal: 45600Contained Unit: tView all detailsHide details
Identity
- Project
- Mina do Barroso Lithium Project
- Commodity
- iron_ore
- Region
- northern portugal
- Reported Region
- northern Portugal
- Ticker
- SAV
Resource scope
- Estimate type
- resource
- Effective date
- 2018-09-10T00:00:00.000Z
- Reporting standards
- jorc
- QP Signed
- Yes
- Qualified person names
- Mr Paul Payne
- Resource group id
- resource:e6313b986c8a64e99f44
- Deposit or zone
- All Deposits
- Mining method
- open_pit
Resource Data
- Category
- indicated
- Tonnes
- 4900000
- Grade
- 1.4
- Grade Unit
- %
- Contained Metal
- 45600
- Contained Unit
- t
- Cutoff Grade
- 0.5
- Cutoff Unit
- % Li2O
Prior Estimate
- Resource Date
- 2018-09-10
Review
- Needs Review
- No
- Historical
- No
Reasoning: Iron grade in the all-deposits indicated row is extracted separately.
Positive factors
- Project-wide iron grade disclosed
Negative factors
- Secondary commodity
Tags used in scoring
Indicated Resourcepositive
A source-reported Indicated Mineral Resource with sufficient geological confidence to apply Modifying Factors and evaluate economic viability. It may support conversion to a Probable Reserve after the required study; it is not itself a reserve.
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
JORC Compliantpositive
Resource estimate prepared in compliance with JORC Code (Australia) — high reporting standard.
Why it applies: reporting_standards includes jorc
Resource Updateneutral
The announcement publishes a new or revised estimate for an existing resource, with a source-backed change in tonnage, grade, classification, commodity or estimation basis. An older resource table reproduced as background to drilling or exploration is not a new resource update. A table heading or an effective date alone does not establish a revision in this announcement; compare the actual estimate and its scope with the prior disclosure.
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
DFS Supportingneutral
Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
The estimate effective date exceeds the MRE_STALENESS window measured at the document event date. Preserve the actual dates; age alone does not establish non-compliance or a change in the resource.
Why it applies: effective date is 8.2 years before this release
inferredMina do Barroso Lithium Project · lithiumTonnes: 9700000Grade: 1.1Grade Unit: %Contained Metal: 103900Contained Unit: tView all detailsHide details
Identity
- Project
- Mina do Barroso Lithium Project
- Commodity
- lithium
- Region
- northern portugal
- Reported Region
- northern Portugal
- Ticker
- SAV
Resource scope
- Estimate type
- resource
- Effective date
- 2018-09-10T00:00:00.000Z
- Reporting standards
- jorc
- QP Signed
- Yes
- Qualified person names
- Mr Paul Payne
- Resource group id
- resource:bde12289a16eb570e028
- Deposit or zone
- All Deposits
- Mining method
- open_pit
Resource Data
- Category
- inferred
- Tonnes
- 9700000
- Grade
- 1.1
- Grade Unit
- %
- Contained Metal
- 103900
- Contained Unit
- t
- Cutoff Grade
- 0.5
- Cutoff Unit
- % Li2O
Prior Estimate
- Resource Date
- 2018-09-10
Review
- Needs Review
- No
- Historical
- No
Reasoning: The overall inferred lithium row captures most of the project's lower-confidence tonnes.
Positive factors
- Project-wide inferred resource disclosed in the total estimate
Negative factors
- Lower-confidence category
Tags used in scoring
Inferred Resourcenegative
A source-reported Inferred Mineral Resource with lower geological confidence than Indicated or Measured. It cannot be converted directly to a reserve or establish the reserve basis of a PFS/FS; applicable early-stage assessments may include it with the required cautions. Negative polarity describes confidence limitations, not proof of a poor deposit.
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
JORC Compliantpositive
Resource estimate prepared in compliance with JORC Code (Australia) — high reporting standard.
Why it applies: reporting_standards includes jorc
Resource Updateneutral
The announcement publishes a new or revised estimate for an existing resource, with a source-backed change in tonnage, grade, classification, commodity or estimation basis. An older resource table reproduced as background to drilling or exploration is not a new resource update. A table heading or an effective date alone does not establish a revision in this announcement; compare the actual estimate and its scope with the prior disclosure.
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
DFS Supportingneutral
Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
The estimate effective date exceeds the MRE_STALENESS window measured at the document event date. Preserve the actual dates; age alone does not establish non-compliance or a change in the resource.
Why it applies: effective date is 8.2 years before this release
inferredMina do Barroso Lithium Project · iron_oreTonnes: 9700000Grade: 1.4Grade Unit: %Contained Metal: 103900Contained Unit: tView all detailsHide details
Identity
- Project
- Mina do Barroso Lithium Project
- Commodity
- iron_ore
- Region
- northern portugal
- Reported Region
- northern Portugal
- Ticker
- SAV
Resource scope
- Estimate type
- resource
- Effective date
- 2018-09-10T00:00:00.000Z
- Reporting standards
- jorc
- QP Signed
- Yes
- Qualified person names
- Mr Paul Payne
- Resource group id
- resource:bde12289a16eb570e028
- Deposit or zone
- All Deposits
- Mining method
- open_pit
Resource Data
- Category
- inferred
- Tonnes
- 9700000
- Grade
- 1.4
- Grade Unit
- %
- Contained Metal
- 103900
- Contained Unit
- t
- Cutoff Grade
- 0.5
- Cutoff Unit
- % Li2O
Prior Estimate
- Resource Date
- 2018-09-10
Review
- Needs Review
- No
- Historical
- No
Reasoning: Iron grade in the all-deposits inferred row is extracted separately.
Positive factors
- Project-wide iron grade disclosed
Negative factors
- Secondary commodity
Tags used in scoring
Inferred Resourcenegative
A source-reported Inferred Mineral Resource with lower geological confidence than Indicated or Measured. It cannot be converted directly to a reserve or establish the reserve basis of a PFS/FS; applicable early-stage assessments may include it with the required cautions. Negative polarity describes confidence limitations, not proof of a poor deposit.
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
JORC Compliantpositive
Resource estimate prepared in compliance with JORC Code (Australia) — high reporting standard.
Why it applies: reporting_standards includes jorc
Resource Updateneutral
The announcement publishes a new or revised estimate for an existing resource, with a source-backed change in tonnage, grade, classification, commodity or estimation basis. An older resource table reproduced as background to drilling or exploration is not a new resource update. A table heading or an effective date alone does not establish a revision in this announcement; compare the actual estimate and its scope with the prior disclosure.
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
DFS Supportingneutral
Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
The estimate effective date exceeds the MRE_STALENESS window measured at the document event date. Preserve the actual dates; age alone does not establish non-compliance or a change in the resource.
Why it applies: effective date is 8.2 years before this release
How Atlas produces this analysis
Minestarters Atlas uses automated extraction to summarize mining announcements, identify reported measurements, and classify supporting evidence. Sentiment reflects the extracted narrative and classification rules; it is an interpretation, not a reported measurement. Evidence quotes and context are provided where available. Missing data, low-confidence results, and review flags indicate limitations. Check the original publisher announcement before relying on an interpretation.