| Borehole Number: |
| Prospecting Company: De Beers Holdings Botswana |
| Prospecting License No.: PL31/88 |
| Coordinates Type: WGS 84 |
| Coordinates Format: Decimal Degrees (DD) |
| Coordinates: -22.704075 , 27.883817 |
| Location: Lerala |
| Start Drill: 0000-00-00 |
| End Drill: 0000-00-00 |
| 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: Metres |
| End of Hole (Depth): N/A |
| Hole Diameter: Millimetres |
| Log Formation: |
| No. | From (m) | To (m) | Log Formation |
|---|
| 1. | 0 | 16 | No recovery- non coring tri-cone bit. |
| 2. | 16 | 34.6 | Weathered TKB. |
| 3. | 34.6 | 67.6 | TKB. Point count inclusions:32% and 34%. |
| 4. | 67.6 | 80.4 | Inclusion free hypabyssal kimberlite. |
| 5. | 80.4 | 107.8 | TKB. Point count inclusions:37% and 61%. |
| 6. | 107.8 | 118.3 | Xenolithic breccia. Point count inclusions: 83%. |
| 7. | 118.3 | 128.25 | TKB. Point count inclusion: 76%. |
| 8. | 128.25 | 133 | Felsic gneiss. |
| 9. | 133 | 136.4 | Inclusion free hypabyssal kimberlite. |
| 10. | 136.4 | 160.9 | Xenolithic breccia. ->95% xenolithic content. |
| 11. | 160.9 | 164.25 | Hypabyssal kimberlite- point count 29% inclusions. |
| 12. | 164.25 | 205.7 | Wall rock? Breccia. |
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