Borehole Number: |
Prospecting Company: De Beers Prospecting Botswana (Pty) Ltd |
Prospecting License No.: PL64/99 |
Coordinates Type: WGS 84 |
Coordinates Format: Decimal Degrees (DD) |
Coordinates: -21.184137 , 24.84344 |
Location: Makgadikgadi |
Start Drill: 2006-03-16 |
End Drill: 2006-03-16 |
Borehole Type: Exploration |
Drilling Method: Percussion |
Sample Type: Core |
Depth of Surface Casing: N/A |
Azimuth: Degrees |
Hole Inclination: -90 Degrees |
Collar Elevation: 906 Metres |
Borehole Water Strike: 12 Metres |
End of Hole (Depth): 22 Metres |
Hole Diameter: 203 Millimetres |
Log Formation: |
No. | From (m) | To (m) | Log Formation |
---|
1. | 0 | 6 | Cream white, weathered calcrete mixed with reddish, highly weathered calcrete. |
2. | 0 | 6 | Cream white, weathered calcrete mixed with reddish, highly weathered calcrete. |
3. | 6 | 11 | Pale greenish, calcretised Silcrete, with high clay content. |
4. | 6 | 11 | Pale greenish, calcretised Silcrete, with high clay content. |
5. | 11 | 20 | Dark greyish to brownish, fine-grained, moderately weathered, igneous mafic rock, characterised by network of calcite veins (fracture filled). |
6. | 11 | 20 | Dark greyish to brownish, fine-grained, moderately weathered, igneous mafic rock, characterised by network of calcite veins (fracture filled). |
7. | 20 | 22 | Dark greyish, fine-grained, fresh and competent igneous mafic rock, calcite veining very prominent. |
8. | 20 | 22 | Dark greyish, fine-grained, fresh and competent igneous mafic rock, calcite veining very prominent. |
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