| Borehole Number: |
| Prospecting Company: De Beers Holdings Botswana |
| Prospecting License No.: PL111/93 |
| Coordinates Type: WGS 84 |
| Coordinates Format: Decimal Degrees (DD) |
| Coordinates: -20.45992 , 26.401786 |
| Location: Dukwi |
| Start Drill: N/A |
| End Drill: N/A |
| Borehole Type: Exploration |
| Drilling Method: Core |
| Sample Type: Core |
| Depth of Surface Casing: N/A |
| Azimuth: Degrees |
| Hole Inclination: N/A |
| Collar Elevation: N/A |
| Borehole Water Strike: N/A |
| End of Hole (Depth): N/A |
| Hole Diameter: N/A |
| Log Formation: |
| No. | From (m) | To (m) | Log Formation |
|---|
| 1. | 0 | 5 | Calcrete breccia many well rounded quartz granules |
| 2. | 5 | 10 | brown Sandy Silcrete |
| 3. | 10 | 20 | cream-brown Sandy Silcrete |
| 4. | 20 | 25 | red brown mudstone with cream Sandy Silcrete |
| 5. | 25 | 30 | red brown mudstone with quartz granules |
| 6. | 30 | 35 | well rounded quartz pebbles in a Conglomerateerate |
| 7. | 35 | 39 | poorly sorted quartz Conglomerateerate with grey mudstone |
| 8. | 39 | 45 | light brown mudstone with purple silt |
| 9. | 45 | 50 | brown purple mudstone |
| 10. | 50 | 55 | purple mudstone |
| 11. | 55 | 59 | olive-yellow-purple mudstone,coarse arkose |
| 12. | 59 | 64 | grey-yellow-purple mudstone,arkose lurenite |
| 13. | 64 | 69 | grey-purple mudstone,with red rounded quartz granules |
| 14. | 69 | 74 | grey purple mudstone |
| 15. | 74 | 140 | light grey blue siltstone |
| 16. | 140 | 142 | grey siltstone, dolerite |
| 17. | 142 | 162 | fresh dolerite |
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