Target package · Selebi-Phikwe and Tati
OKV-NI-002 · Xade Complex Margin
Magmatic Ni-Cu sulphide. Conceptual. Rank 9 of 10 nationally, model run ni-v2.0.
Prospectivity
Low 0.52
Confidence
39%
Data completeness and label density
Commodity
Ni Nickel
Magmatic Ni-Cu sulphide
Ground
Open ground
No tenure · cadastre 08 Sep 2026
Area
410 km²
-22.550, 23.150
Competent person
rejected
K. Dlamini, FGSSA
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Why this target scores 0.52
Feature influence from the physics-informed model. Constraints listed in the run record.
- + Large igneous complex (gravity, magnetics) 45%
- − No drilling, cover > 200 m 40%
Limitations
- Rejected by competent person: no trap evidence
Evidence
Every layer traces to a catalogued source with confidence and lineage
| Layer | Dataset | Custodian | Confidence | Review | |
|---|---|---|---|---|---|
| Regional gravity compilation | BW-GP-0002 | Botswana Geoscience Institute | B | verified | Lineage |
Competent-person adjudication
Sign-off is real only if the reviewer can reject the target
ReviewerK. Dlamini, FGSSA
Current decision rejected
Sensitivity Moves 2 ranks
Decision, reasoning and model version go in the hypothesis report.
Recommended next step
Not recommended
Indicative budget
Not recommended
Classification
ROPO alignedSAMREC exploration targetUNFC G4
Run record
ni-v2.0
- 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