Cosa Reports 5.0 metres of Anomalous Radioactivity up to 13,900 CPS Intersected at Murphy Lake North Joint Venture with Denison Mines
Original announcement by tmx on
- Company
- Cosa Resources Corp.
- Ticker
- COSA
- Exchange
- TSX
- Region
- Saskatchewan
- Primary commodity
- Uranium
- Secondary commodities
- None reported
- Document categories
- Drill results
- Extracted
- 2026-09-13 18:57:51 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
Cosa Resources reported the first drill results from its Winter 2026 program at the Murphy Lake North Project, intersecting 5.0 metres of anomalous radioactivity up to 13,900 CPS in hole MLN26-013. The intersection is located in the upper basement near the high-grade Hurricane deposit, and chemical assays are currently pending.
Reasoning: The first hole of the winter program intersected a significant 5.0m interval of anomalous radioactivity (up to 13,900 CPS) in a highly prospective uranium district, though chemical assays are still pending to confirm grade.
Positive factors
- exceptional radioactivity levels
- significant width of anomalous radioactivity
- proximity to high-grade Hurricane deposit
- 100% core recovery
Negative factors
- chemical assays are pending
- true width is unknown
- radioactivity is a proxy and may not correlate with chemical assays
Facts used in scoring: 0
Classification and evidence
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: Release mentions use of RS-125 hand-held spectrometer and Imdex EZ Gamma probe for continuous logging.
Evidence · text
“All drill core is scanned with an RS-125 hand held spectrometer”
Apparent Width Onlynegative
Interval given as downhole width with no true width or drill orientation — apparent width may overstate true thickness.
Why it applies: The company explicitly states that true widths are unknown and reported intervals represent core lengths.
Evidence · text
“As the orientation of mineralization is unknown, true widths are unknown”
Extracted facts
Stored fact records: 0. Some facts used in scoring do not have a stored record.
No stored fact records are available for this extraction.
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.