Borehole Number: |
Prospecting Company: De Beers Holdings Botswana |
Prospecting License No.: PL78/88 |
Coordinates Type: WGS 84 |
Coordinates Format: Decimal Degrees (DD) |
Coordinates: -22.957951 , 21.709268 |
Location: Ghanzi |
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 | 4 | Loose Sands. |
2. | 4 | 34 | Loose Sands with calcrete horizons. Occassional Silcrete. |
3. | 34 | 160 | Thick sequence of fine to medium grained calcareous Sandstone, generally pink-brown in colour.Occassional minor calcretes. |
4. | 160 | 168 | Coarse siltstones and Sandstones. Rounded to sub angular grains |
5. | 168 | 186 | Fine grained laminated brown Sandstone. |
6. | 186 | 188 | Dolerite. |
7. | 188 | 202 | Fine to medium grained Sandstones with occassional siltstones. |
8. | 202 | 223 | Dark green fine crystalline dolerite becomes coarser grained with depth. |
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