Premier American Uranium Files Technical Report for Cebolleta Uranium Project
Original announcement by tmx on
- Company
- Premier American Uranium Inc.
- Ticker
- PUR
- Exchange
- TSX
- Region
- New Mexico
- Primary commodity
- Uranium
- Secondary commodities
- None reported
- Document categories
- Resource update, Other
- Extracted
- 2026-09-14 18:59:03 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
Premier American Uranium has filed a Technical Report for the Cebolleta Uranium Project in New Mexico, featuring a Preliminary Economic Assessment (PEA) and an updated Mineral Resource Estimate (MRE). The updated MRE shows Indicated resources of 20.3 Mlb eU3O8 and Inferred resources of 7.0 Mlb eU3O8, representing growth over the 2024 technical report. The PEA outlines a 13-year mine life with an after-tax NPV (8%) of US$83.9 million.
Reasoning: The filing of a PEA and updated MRE showing significant tonnage/metal growth in the Inferred category and moderate growth in Indicated is a major de-risking and scale-up event for the project.
Positive factors
- Indicated resource growth of 9% vs 2024 report
- Inferred resource growth of 43% vs 2024 report
- Strong PEA economics with US$83.9M NPV (8%)
- Low-CAPEX heap leach processing mentioned
Negative factors
- No historical core or QA/QC reference materials available
- Most legacy holes lack deviation surveys
- PEA is preliminary and includes speculative inferred resources
Facts used in scoring: 2
Classification and evidence
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: The technical report was prepared in accordance with NI 43-101 standards.
Evidence · text
“prepared in accordance with National Instrument 43-101”
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: Multiple Qualified Persons from SLR International Corporation are named as authors.
Evidence · text
“reviewed and approved by Mr. Mark B. Mathisen, C.P.G., Stuart Collins, P.E., Jeffrey L. Woods, MMSA QP, Lee (Pat) Gochnour, MMSA QP and Matthew Behling, P.E.”
Inferred Resourcenegative
Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.
Why it applies: A significant portion of the resource is in the Inferred category.
Evidence · text
“Inferred resource: 7.0 Mlb eU3O8”
Extracted facts
Stored fact records: 2. Some facts used in scoring do not have a stored record.
Resource Estimates (2)
indicatedCebolleta Uranium Project · uraniumTonnes: 8300000Grade: 0.12Grade Unit: % eU3O8Contained Metal: 20.3Contained Unit: mlb eu3o8View all detailsHide details
Identity
- Project
- Cebolleta Uranium Project
- Commodity
- uranium
- Region
- mexico
- Reported Region
- New Mexico
- Ticker
- PUR
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Mark B. Mathisen, Stuart Collins, Jeffrey L. Woods, Lee (Pat) Gochnour, Matthew Behling
- Resource group id
- resource:78d723a7917b9ba48556
- Deposit or zone
- Cebolleta
Resource Data
- Category
- indicated
- Tonnes
- 8300000
- Grade
- 0.12
- Grade Unit
- % eU3O8
- Contained Metal
- 20.3
- Contained Unit
- mlb eu3o8
Prior Estimate
- Prior Contained Metal
- 18.6
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-12-09T00:00:00.000Z
Reasoning: Indicated resource shows steady growth in metal content.
Positive factors
- 9% increase in contained metal compared to 2024 report
Evidence · text
“Indicated resource: 20.3 Mlb eU3O8 (8.3 Mst grading 0.12% eU3O8, up 1.7 Mlb eU3O8 or 9% compared to the 2024 technical Report.”
Tags used in scoring
Indicated Resourcepositive
Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.
Why it applies: category is "indicated"
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: qp_signed is true
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: reporting_standards includes ni_43_101
Contained Metal Growthpositive
True scale improvement — contained metal ounces/tonnes increased vs prior, accounting for both tonnage and grade changes.
Why it applies: 20.3 against 18.6 previously
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
inferredCebolleta Uranium Project · uraniumTonnes: 3600000Grade: 0.1Grade Unit: % eU3O8Contained Metal: 7Contained Unit: mlb eu3o8View all detailsHide details
Identity
- Project
- Cebolleta Uranium Project
- Commodity
- uranium
- Region
- mexico
- Reported Region
- New Mexico
- Ticker
- PUR
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Mark B. Mathisen, Stuart Collins, Jeffrey L. Woods, Lee (Pat) Gochnour, Matthew Behling
- Resource group id
- resource:918323aa0e1fe321c16a
- Deposit or zone
- Cebolleta
Resource Data
- Category
- inferred
- Tonnes
- 3600000
- Grade
- 0.1
- Grade Unit
- % eU3O8
- Contained Metal
- 7
- Contained Unit
- mlb eu3o8
Prior Estimate
- Prior Contained Metal
- 5.3
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-12-09T00:00:00.000Z
Reasoning: Significant expansion of the inferred resource footprint.
Positive factors
- 43% increase in contained metal compared to 2024 report
Negative factors
- Inferred category is speculative
Evidence · text
“Inferred resource: 7.0 Mlb eU3O8 (3.6 Mst grading 0.10% eU3O8 or 43% compared to the 2024 technical report.”
Tags used in scoring
Inferred Resourcenegative
Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.
Why it applies: category is "inferred"
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: qp_signed is true
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: reporting_standards includes ni_43_101
Contained Metal Growthpositive
True scale improvement — contained metal ounces/tonnes increased vs prior, accounting for both tonnage and grade changes.
Why it applies: 7 against 5.3 previously
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
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.