VISION LITHIUM PEA ON SIRMAC BOASTS A PRE-TAX 839% IRR, C$183M PRE-TAX NPV5% AND LESS THAN ONE YEAR PAYBACK
Original announcement by tmx on
- Company
- Vision Lithium Inc.
- Ticker
- VLI
- Exchange
- TSX
- Region
- Quebec, Canada
- Primary commodity
- Lithium
- Secondary commodities
- Tantalum
- Document categories
- Resource update, Other
- Extracted
- 2026-08-21 11:50:01 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
Vision Lithium has announced a positive Preliminary Economic Assessment (PEA) for its Sirmac Lithium Dike #5 project in Quebec, Canada, showcasing a pre-tax NPV5% of C$183.6 million and an impressive 839% pre-tax IRR with a payback period of less than one year. The PEA is based on a direct shipping ore (DSO) model and an updated mineral resource estimate with 84.5% of the resource in the Measured and Indicated categories. While the economics are robust, the PEA is preliminary, and no mineral reserves have been established, with the contained metal being relatively small.
Reasoning: The Preliminary Economic Assessment for the Sirmac project highlights exceptionally strong economics with an 839% pre-tax IRR and less than one-year payback, supported by a high-confidence resource (84.5% M&I). However, the overall contained metal is very small, and the study is preliminary, with no mineral reserves defined, which introduces uncertainty.
Positive factors
- High pre-tax IRR of 839% and less than one-year payback period demonstrate robust project economics.
- The resource estimate boasts a high Measured and Indicated confidence level at 84.5% of total resources.
- The project is based on a Direct Shipping Ore (DSO) model, simplifying processing and reducing initial capital requirements.
Negative factors
- The overall contained metal for lithium is very small, limiting the project's scale.
- The PEA is preliminary in nature and explicitly states that no mineral or ore reserves have been developed.
- The economic potential and extractability of tantalum, a byproduct, have not yet been demonstrated.
Facts used in scoring: 23
Classification and evidence
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: The document is a Preliminary Economic Assessment (PEA) for the Sirmac project.
Evidence · text
“Preliminary Economic Assessment (PEA) for the Sirmac #5 Lithium Dike deposit”
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: The technical content of this news release has been reviewed and approved by Claude Duplessis, P.Eng., and Daniel Dufort, P.Eng., both of GoldMinds Geoservices Inc. and qualified persons as defined by NI 43-101.
Evidence · text
“The technical content of this news release has been reviewed and approved by Claude Duplessis , P.Eng., and Daniel Dufort , P.Eng., both of GoldMinds Geoservices Inc. and qualified persons as defined by NI 43-101.”
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: The PEA is based on a mineral resource estimate presented in a technical report prepared in accordance with National Instrument 43-101.
Evidence · text
“prepared in accordance with National Instrument 43-101 - Standards of Disclosure for Mineral Projects (" NI 43-101 ")”
Measured Resourcepositive
Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.
Why it applies: The resource estimate includes 192,000 tonnes of Measured resources at 1.38% Li2O.
Evidence · table
“Measured”
Context: 192,000
Indicated Resourcepositive
Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.
Why it applies: The resource estimate includes 81,000 tonnes of Indicated resources at 1.39% Li2O.
Evidence · table
“Indicated”
Context: 81,000
Category Upgradepositive
Resource confidence improved — Inferred upgraded to Indicated, or Indicated to Measured. De-risking signal.
Why it applies: Almost 90% of the Mineral Resources are in the Measured and Indicated categories, indicating a high level of confidence.
Evidence · text
“Although almost 90% of the Mineral Resources are in the Measured and Indicated categories”
Inferred Resourcenegative
Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.
Why it applies: The resource estimate includes 49,000 tonnes of Inferred resources at 1.05% Li2O.
Evidence · table
“Inferred”
Context: 49,000
No Mineral Reservesnegative · Story-specific tag
No canonical definition is currently available.
Why it applies: The PEA explicitly states that there has been no mineral or ore reserve estimate developed and that the PEA is not sufficient to support the estimation of mineral or ore reserves.
Evidence · table
“There has been no mineral or ore reserve estimate developed. The PEA is based on low-level technical and economic assessments that are not sufficient to support the estimation of mineral or ore reserves.”
Context: (1)
Cut-off Disclosedpositive
Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.
Why it applies: The mineral resource estimate is reported with a cut-off grade of 0.50% Li2O.
Evidence · text
“a cut-off grade of 0.50% Li 2 O”
High IRRpositive · Story-specific tag
No canonical definition is currently available.
Why it applies: The PEA reports a pre-tax internal rate of return (IRR) of 839%.
Evidence · text
“internal rate of return ("IRR") of 839%”
Short Payback Periodpositive · Story-specific tag
No canonical definition is currently available.
Why it applies: The PEA indicates a payback period of less than 1 year.
Evidence · text
“payback less than 1 year”
Small Contained Metalnegative · Story-specific tag
No canonical definition is currently available.
Why it applies: The total Measured and Indicated contained lithium (Li2O) is approximately 3,775.5 tonnes, which is very small compared to typical thresholds.
Evidence · text
“192,000t of measured resources at 1.38% Li 2 O, 81,000t of indicated resources at 1.39% Li 2 O”
Direct Shipping Orepositive · Story-specific tag
No canonical definition is currently available.
Why it applies: The PEA presents a robust quarry/open pit mining operation for direct shipping of mineralized material ('DSO').
Evidence · text
“robust quarry/open pit mining operation for direct shipping of mineralized material (" DSO ")”
Extracted facts
Stored fact records: 23. Some facts used in scoring do not have a stored record.
Resource Estimates (23)
measuredSirmac · lithiumTonnes: 192000Grade: 1.38Grade Unit: % Li2OView all detailsHide details
Identity
- Project
- Sirmac
- Commodity
- lithium
- Region
- canada_qc
- Reported Region
- Quebec, Canada
- Ticker
- VLI
Resource Data
- Category
- measured
- Tonnes
- 192000
- Grade
- 1.38
- Grade Unit
- % Li2O
- Cutoff Grade
- 0.5
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2023-02-21T00:00:00.000Z
Reasoning: The Measured resource of 192,000 tonnes at 1.38% Li2O provides a high-confidence base for the project, contributing positively to the PEA's robust economics, despite its small scale.
Positive factors
- High confidence Measured category.
- Grade of 1.38% Li2O is strong for lithium.
- NI 43-101 compliant and QP signed.
Negative factors
- Small tonnage for Measured category.
Evidence · table
“1.38”
Context: 192,000
measuredSirmac · tantalumTonnes: 192000Grade: 0.0074Grade Unit: % TaO5View all detailsHide details
Identity
- Project
- Sirmac
- Commodity
- tantalum
- Region
- canada_qc
- Reported Region
- Quebec, Canada
- Ticker
- VLI
Resource Data
- Category
- measured
- Tonnes
- 192000
- Grade
- 0.0074
- Grade Unit
- % TaO5
- Cutoff Grade
- 0.5
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2023-02-21T00:00:00.000Z
Reasoning: While tantalum is present in the Measured resource, its economic potential and extractability are unproven, making its contribution to project value uncertain at this stage.
Negative factors
- Tantalum values have yet to demonstrate extractability and economic potential.
- Grade is very low.
Evidence · table
“0.0074”
Context: 192,000
indicatedSirmac · lithiumTonnes: 81000Grade: 1.39Grade Unit: % Li2OView all detailsHide details
Identity
- Project
- Sirmac
- Commodity
- lithium
- Region
- canada_qc
- Reported Region
- Quebec, Canada
- Ticker
- VLI
Resource Data
- Category
- indicated
- Tonnes
- 81000
- Grade
- 1.39
- Grade Unit
- % Li2O
- Cutoff Grade
- 0.5
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2023-02-21T00:00:00.000Z
Reasoning: The Indicated resource of 81,000 tonnes at 1.39% Li2O adds to the high confidence of the resource base, supporting the PEA's economic projections, despite its limited size.
Positive factors
- High confidence Indicated category.
- Grade of 1.39% Li2O is strong for lithium.
- NI 43-101 compliant and QP signed.
Negative factors
- Small tonnage for Indicated category.
Evidence · table
“1.39”
Context: 81,000
indicatedSirmac · tantalumTonnes: 81000Grade: 0.0081Grade Unit: % TaO5View all detailsHide details
Identity
- Project
- Sirmac
- Commodity
- tantalum
- Region
- canada_qc
- Reported Region
- Quebec, Canada
- Ticker
- VLI
Resource Data
- Category
- indicated
- Tonnes
- 81000
- Grade
- 0.0081
- Grade Unit
- % TaO5
- Cutoff Grade
- 0.5
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2023-02-21T00:00:00.000Z
Reasoning: Similar to the Measured category, the Indicated tantalum resource is noted but its economic viability and extractability remain unproven, limiting its current impact on project value.
Negative factors
- Tantalum values have yet to demonstrate extractability and economic potential.
- Grade is very low.
Evidence · table
“0.0081”
Context: 81,000
inferredSirmac · lithiumTonnes: 49000Grade: 1.05Grade Unit: % Li2OView all detailsHide details
Identity
- Project
- Sirmac
- Commodity
- lithium
- Region
- canada_qc
- Reported Region
- Quebec, Canada
- Ticker
- VLI
Resource Data
- Category
- inferred
- Tonnes
- 49000
- Grade
- 1.05
- Grade Unit
- % Li2O
- Cutoff Grade
- 0.5
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2023-02-21T00:00:00.000Z
Reasoning: The Inferred resource, while contributing to the overall tonnage, carries lower geological confidence and is explicitly noted as too speculative for reserve estimation in the PEA.
Positive factors
- Grade of 1.05% Li2O is moderate for lithium.
- NI 43-101 compliant and QP signed.
Negative factors
- Inferred category has lower geological confidence.
- Small tonnage for Inferred category.
Evidence · table
“1.05”
Context: 49,000
inferredSirmac · tantalumTonnes: 49000Grade: 0.0062Grade Unit: % TaO5View all detailsHide details
Identity
- Project
- Sirmac
- Commodity
- tantalum
- Region
- canada_qc
- Reported Region
- Quebec, Canada
- Ticker
- VLI
Resource Data
- Category
- inferred
- Tonnes
- 49000
- Grade
- 0.0062
- Grade Unit
- % TaO5
- Cutoff Grade
- 0.5
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2023-02-21T00:00:00.000Z
Reasoning: The Inferred tantalum resource, like its higher-confidence counterparts, lacks demonstrated economic potential and extractability, limiting its current value contribution.
Negative factors
- Tantalum values have yet to demonstrate extractability and economic potential.
- Grade is very low.
Evidence · table
“0.0062”
Context: 49,000
Fact 7Sirmac · lithiumView all detailsHide details
Identity
- Project
- Sirmac
- Commodity
- lithium
- Region
- canada_qc
- Reported Region
- Quebec, Canada
- Ticker
- VLI
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2023-02-21T00:00:00.000Z
Reasoning: The reported pre-tax IRR of 839% is a highly positive indicator of the project's economic viability, despite the preliminary nature of the study.
Positive factors
- Exceptionally high pre-tax IRR demonstrates strong project economics.
Negative factors
- PEA is preliminary and does not constitute a reserve.
Evidence · text
“Pre-Tax net present value ("NPV") (discount rate 5%) of C$183.6M , internal rate of return ("IRR") of 839% and payback less than 1 year”
Fact 8Sirmac · lithiumView all detailsHide details
Identity
- Project
- Sirmac
- Commodity
- lithium
- Region
- canada_qc
- Reported Region
- Quebec, Canada
- Ticker
- VLI
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2023-02-21T00:00:00.000Z
Reasoning: A payback period of less than one year is a highly attractive economic metric, signaling low capital risk and quick cash flow generation for the project.
Positive factors
- Very short payback period indicates rapid return on investment.
Negative factors
- PEA is preliminary and does not constitute a reserve.
Evidence · text
“Pre-Tax net present value ("NPV") (discount rate 5%) of C$183.6M , internal rate of return ("IRR") of 839% and payback less than 1 year”
Fact 9Sirmac · lithiumView all detailsHide details
Identity
- Project
- Sirmac
- Commodity
- lithium
- Region
- canada_qc
- Reported Region
- Quebec, Canada
- Ticker
- VLI
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2023-02-21T00:00:00.000Z
Reasoning: The pre-tax NPV5% of C$183.6 million indicates a strong valuation for the project, reflecting its potential profitability under the PEA assumptions.
Positive factors
- Significant pre-tax NPV demonstrates substantial project value.
Negative factors
- PEA is preliminary and does not constitute a reserve.
Evidence · text
“Pre-Tax net present value ("NPV") (discount rate 5%) of C$183.6M”
Fact 10Sirmac · lithiumView all detailsHide details
Identity
- Project
- Sirmac
- Commodity
- lithium
- Region
- canada_qc
- Reported Region
- Quebec, Canada
- Ticker
- VLI
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2023-02-21T00:00:00.000Z
Reasoning: An after-tax IRR of 484% confirms the project's robust profitability, indicating it remains highly attractive even after accounting for tax liabilities.
Positive factors
- High after-tax IRR demonstrates strong project economics even after taxation.
Negative factors
- PEA is preliminary and does not constitute a reserve.
Evidence · text
“After-Tax net present value ("NPV") (discount rate 5%) of C$104.8M , internal rate of return ("IRR") of 484% and payback less than 1 year”
Fact 11Sirmac · lithiumView all detailsHide details
Identity
- Project
- Sirmac
- Commodity
- lithium
- Region
- canada_qc
- Reported Region
- Quebec, Canada
- Ticker
- VLI
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2023-02-21T00:00:00.000Z
Reasoning: The after-tax NPV5% of C$104.8 million indicates a solid valuation for the project, confirming its economic attractiveness post-taxation.
Positive factors
- Significant after-tax NPV demonstrates substantial project value after taxation.
Negative factors
- PEA is preliminary and does not constitute a reserve.
Evidence · text
“After-Tax net present value ("NPV") (discount rate 5%) of C$104.8M”
Fact 12Sirmac · lithiumView all detailsHide details
Identity
- Project
- Sirmac
- Commodity
- lithium
- Region
- canada_qc
- Reported Region
- Quebec, Canada
- Ticker
- VLI
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2023-02-21T00:00:00.000Z
Reasoning: The assumed DSO selling price of US$591 per tonne is a key input for the PEA's economic model, providing a baseline for revenue projections.
Positive factors
- The assumed DSO selling price provides a clear basis for economic calculations.
Negative factors
- Commodity price assumptions are subject to market volatility.
Evidence · text
“Assumed DSO selling price of US$591 per tonne”
Fact 13Sirmac · lithiumView all detailsHide details
Identity
- Project
- Sirmac
- Commodity
- lithium
- Region
- canada_qc
- Reported Region
- Quebec, Canada
- Ticker
- VLI
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2023-02-21T00:00:00.000Z
Reasoning: A mine life of 4 years indicates a relatively short operational period, which could impact the project's long-term value and sustainability.
Negative factors
- A 4-year mine life is relatively short, limiting the project's long-term production potential.
Evidence · text
“4 years of mine life with 321,000 tonnes of DSO at 1.33 % Li 2 O”
Fact 14Sirmac · lithiumView all detailsHide details
Identity
- Project
- Sirmac
- Commodity
- lithium
- Region
- canada_qc
- Reported Region
- Quebec, Canada
- Ticker
- VLI
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2023-02-21T00:00:00.000Z
Reasoning: The total life-of-mine production of 321,000 tonnes of DSO is a key operational parameter, defining the scale of the mining operation.
Positive factors
- The total tonnage of DSO provides a clear production target for the mine life.
Negative factors
- The total tonnage is relatively small.
Evidence · text
“321,000 tonnes of DSO at 1.33 % Li 2 O”
Fact 15Sirmac · lithiumView all detailsHide details
Identity
- Project
- Sirmac
- Commodity
- lithium
- Region
- canada_qc
- Reported Region
- Quebec, Canada
- Ticker
- VLI
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2023-02-21T00:00:00.000Z
Reasoning: The average life-of-mine grade of 1.33% Li2O is a strong grade for a lithium project, contributing positively to the project's revenue potential.
Positive factors
- An average grade of 1.33% Li2O is strong for a lithium project.
Evidence · text
“321,000 tonnes of DSO at 1.33 % Li 2 O”
Fact 16Sirmac · lithiumView all detailsHide details
Identity
- Project
- Sirmac
- Commodity
- lithium
- Region
- canada_qc
- Reported Region
- Quebec, Canada
- Ticker
- VLI
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2023-02-21T00:00:00.000Z
Reasoning: The total revenue of C$253.4 million over the life of mine indicates the project's significant income generation potential.
Positive factors
- Total revenue provides a clear top-line figure for the project's financial performance.
Evidence · text
“Revenue of C$253.4M”
Fact 17Sirmac · lithiumView all detailsHide details
Identity
- Project
- Sirmac
- Commodity
- lithium
- Region
- canada_qc
- Reported Region
- Quebec, Canada
- Ticker
- VLI
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2023-02-21T00:00:00.000Z
Reasoning: The low initial capital expenditure of C$2.925 million is a strong positive, indicating a capital-efficient project that can be developed with relatively modest investment.
Positive factors
- Low initial capital expenditure is a significant positive for project financing and development.
Evidence · table
“2,925,000”
Context: Total initial capex
Fact 18Sirmac · lithiumView all detailsHide details
Identity
- Project
- Sirmac
- Commodity
- lithium
- Region
- canada_qc
- Reported Region
- Quebec, Canada
- Ticker
- VLI
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2023-02-21T00:00:00.000Z
Reasoning: The total operating costs of C$45.711 million for the base case provide a clear understanding of the project's operational expenses.
Evidence · table
“45,711,000”
Context: Total operating costs
Fact 19Sirmac · lithiumView all detailsHide details
Identity
- Project
- Sirmac
- Commodity
- lithium
- Region
- canada_qc
- Reported Region
- Quebec, Canada
- Ticker
- VLI
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2023-02-21T00:00:00.000Z
Reasoning: The operating cost per tonne of DSO at C$142.40 is a key metric for assessing the project's operational efficiency and profitability.
Evidence · table
“142.40”
Context: Total
Fact 20Sirmac · lithiumView all detailsHide details
Identity
- Project
- Sirmac
- Commodity
- lithium
- Region
- canada_qc
- Reported Region
- Quebec, Canada
- Ticker
- VLI
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2023-02-21T00:00:00.000Z
Reasoning: The 1.00% royalty on sales is a standard cost component that impacts the project's net revenue.
Evidence · table
“1.00”
Context: Royalty on sales
Fact 21Sirmac · lithiumView all detailsHide details
Identity
- Project
- Sirmac
- Commodity
- lithium
- Region
- canada_qc
- Reported Region
- Quebec, Canada
- Ticker
- VLI
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2023-02-21T00:00:00.000Z
Reasoning: The federal tax rate of 15.00% is a standard cost component that impacts the project's after-tax economics.
Evidence · table
“15.00”
Context: Federal tax
Fact 22Sirmac · lithiumView all detailsHide details
Identity
- Project
- Sirmac
- Commodity
- lithium
- Region
- canada_qc
- Reported Region
- Quebec, Canada
- Ticker
- VLI
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2023-02-21T00:00:00.000Z
Reasoning: The provincial tax rate of 11.50% is a standard cost component that impacts the project's after-tax economics.
Evidence · table
“11.50”
Context: Provincial tax
Fact 23Sirmac · lithiumView all detailsHide details
Identity
- Project
- Sirmac
- Commodity
- lithium
- Region
- canada_qc
- Reported Region
- Quebec, Canada
- Ticker
- VLI
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2023-02-21T00:00:00.000Z
Reasoning: The mining tax rate of 16.00% is a standard cost component that impacts the project's after-tax economics.
Evidence · table
“16.00”
Context: Mining tax
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.