Drilling · BW-DR-0009
BCL Limited drillhole archive
Fifty years of nickel-copper drilling recovered from the liquidator's archive.
Lineage
Click a node to trace upstream and downstream
100%
Data flow
Migrated once
Live pull
Model output, commodity colour
Off the selected path
GovernedIn progressLive pullDeferred
Strand count follows volume. Models are illustrative.
Upstream sources
Feeds
Audit trail
Append-only
| When | Who | What |
|---|---|---|
| 2026-09-08 14:05 | EICB curator | Added to data room: Kalahari Copperbelt |
| 2026-09-02 09:12 | Pipeline etl-geochem-v4 | Reloaded, 18,420 rows, checksum ok |
| 2026-08-30 16:40 | T. Kgosi | Confidence class A confirmed (CRM, blanks, duplicates) |
| 2026-08-21 11:02 | Data steward | Classification set to public |
Metadata
ISO 19115 core
- Custodian
- Ministry of Minerals and Energy
- Source organisation
- BCL (liquidated)
- Confidence
- B Class B
- Review status
- reviewed
- Visibility
- internal
- Records
- 9,860
- Coverage
- 900 km²
- Vintage
- 1963 to 2016
- Format
- Paper, microfiche, legacy Access DB
- CRS
- Mixed, standardised to EPSG:32735
- Updated
- 2026-09-07
Quality
Completeness
77% - Spatial accuracy
- ±20 m
- QA/QC
- Partial
Exports
Generated from the governed source
Bundles carry a manifest: catalogue codes, confidence, licence, checksums.