Noble Plains Uranium Files NI 43-101 Technical Report on Maiden Resource at Duck Creek, Wyoming

Original announcement by tmx on

Company
Noble Plains Uranium Corp.
Ticker
NOBL
Exchange
TSX
Region
Wyoming
Primary commodity
Uranium
Secondary commodities
None reported
Document categories
Resource update
Extracted
2026-09-14 14:44:53 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Noble Plains Uranium has filed a NI 43-101 Technical Report confirming a maiden uranium resource at the Duck Creek Project in Wyoming. The resource includes 4.29 Mt at 0.062% U3O8 in the Indicated category and 0.84 Mt at 0.09% U3O8 in the Inferred category, both exceeding previous exploration targets.

Reasoning: The filing of a maiden NI 43-101 technical report establishing a uranium resource that outperforms previous conceptual targets is a major de-risking milestone.

Positive factors

  • Maiden resource establishment
  • Exceeded prior exploration target on grade and GT
  • Significant undrilled strike potential
  • Proximity to major players (Cameco, UEC)

Negative factors

  • Resource is primarily Inferred/Indicated with no proven/probable reserves yet

Facts used in scoring: 2

Classification and evidence

Maiden Resourceneutral

First formal MRE for the project — establishes baseline but typically exploration-stage with high Inferred component. No prior estimate exists, so every change band is not applicable.

Why it applies: The report confirms the maiden mineral resource estimate at the Duck Creek Uranium Project.

Evidence · text

“underpinning its maiden mineral resource estimate at the Duck Creek Uranium Project”

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: The company filed a NI 43-101 Technical Report.

Evidence · text

“Noble Plains Uranium Files NI 43-101 Technical Report”

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: Christopher McDowell, P.G. is named as the Qualified Person who approved the report.

Evidence · text

“authored by independent Qualified Person Christopher McDowell, P.G.”

Extracted facts

Stored fact records: 2. Some facts used in scoring do not have a stored record.

Resource Estimates (2)

indicatedDuck Creek Uranium Project · uraniumTonnes: 4290000Grade: 0.062Grade Unit: % U3O8Contained Metal: 5.32Contained Unit: million poundsView all details
Link to this fact

Identity

Project
Duck Creek Uranium Project
Commodity
uranium
Region
wyoming
Reported Region
Wyoming
Ticker
NOBL

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Christopher McDowell
Resource group id
resource:40e9a4357e3682a60d81
Deposit or zone
Duck Creek

Resource Data

Category
indicated
Tonnes
4290000
Grade
0.062
Grade Unit
% U3O8
Contained Metal
5.32
Contained Unit
million pounds
Cutoff Grade
0.02
Cutoff Unit
% eU3O8

Prior Estimate

Resource Date
2026-02-12

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-04T00:00:00.000Z

Reasoning: Strong maiden indicated resource that exceeds prior targets.

Positive factors

  • Indicated category provides higher geological confidence

Evidence · text

“4,290,000 tons in the Indicated Category grading 0.062 %U3O8 for 5.32 million pounds”

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

inferredDuck Creek Uranium Project · uraniumTonnes: 839000Grade: 0.09Grade Unit: % U3O8Contained Metal: 1.04Contained Unit: million poundsView all details
Link to this fact

Identity

Project
Duck Creek Uranium Project
Commodity
uranium
Region
wyoming
Reported Region
Wyoming
Ticker
NOBL

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Christopher McDowell
Resource group id
resource:e67e81ca5be9f16a7aff
Deposit or zone
Duck Creek

Resource Data

Category
inferred
Tonnes
839000
Grade
0.09
Grade Unit
% U3O8
Contained Metal
1.04
Contained Unit
million pounds
Cutoff Grade
0.02
Cutoff Unit
% eU3O8

Prior Estimate

Resource Date
2026-02-12

Review

Needs Review
No
Historical
No

Dates

Event date
2026-06-04T00:00:00.000Z

Reasoning: Standard maiden inferred component supporting the resource.

Positive factors

  • Higher grade than indicated portion

Negative factors

  • Inferred category carries higher geological risk

Evidence · text

“839,000 tons in the Inferred Category grading 0.09% U3O8 for 1.04 million pounds”

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

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.