Target package · Letlhakane and Serule
LET-U-004 · Serule Palaeochannel
Sandstone-hosted. Early target. Rank 7 of 10 nationally, model run u-v1.0.
Prospectivity
Medium 0.69
Confidence
63%
Data completeness and label density
Commodity
U Uranium
Sandstone-hosted
Ground
Application pending
No tenure · cadastre 08 Sep 2026
Area
220 km²
-21.950, 27.310
Competent person
accepted
M. Mokgatlhe, MAusIMM CP
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Why this target scores 0.69
Feature influence from the physics-informed model. Constraints listed in the run record.
- + Karoo palaeochannel, redox front modelled 40%
- + Radiometric U anomaly 30%
Limitations
- Palaeochannel geometry from 8 boreholes only
Evidence
Every layer traces to a catalogued source with confidence and lineage
| Layer | Dataset | Custodian | Confidence | Review | |
|---|---|---|---|---|---|
| Letlhakane drilling, 2009 to 2012 | ds-drill-letlhakane | not catalogued | Lineage |
Competent-person adjudication
Sign-off is real only if the reviewer can reject the target
ReviewerM. Mokgatlhe, MAusIMM CP
Current decision accepted
Sensitivity Stable
Decision, reasoning and model version go in the hypothesis report.
Recommended next step
Aircore fence, 30 holes
Indicative budget
USD 260,000
Classification
ROPO alignedSAMREC exploration targetUNFC G4
Run record
u-v1.0
- Algorithm
- Physics-informed gradient boosting
- Constraints
- Redox boundary, stratigraphy, cover depth
- Validation
- Block CV, blind-site 12/14
- Confidence filter
- Class A to C inputs
- Resolution
- 500 m cells
- Signed
- 2026-09-08