Borehole Number: |
Prospecting Company: De Beers Holdings Botswana |
Prospecting License No.: PL57/98 |
Coordinates Type: WGS 84 |
Coordinates Format: Decimal Degrees (DD) |
Coordinates: -21.196326 , 24.394738 |
Location: Orapa |
Start Drill: 2004-08-20 |
End Drill: 2004-08-21 |
Borehole Type: Exploration |
Drilling Method: Percussion & Core |
Sample Type: Core & Chips |
Depth of Surface Casing: N/A |
Azimuth: Degrees |
Hole Inclination: -90 Degrees |
Collar Elevation: 915 Metres |
Borehole Water Strike: 47 Metres |
End of Hole (Depth): 136 Metres |
Hole Diameter: 165 Millimetres |
Log Formation: |
No. | From (m) | To (m) | Log Formation |
---|
1. | 0 | 15 | Brown, fine to medium grained, unconsolidated Sand. Light brown, fine-medium grained Sand. |
2. | 15 | 47 | Light grey, fine grained silcretised Sandstone with minor calcrete. |
3. | 47 | 70 | Reddish brown pale green Siltstone. |
4. | 70 | 85 | Reddish brown siltstones. |
5. | 85 | 90 | Reddish brown siltstones. |
6. | 90 | 101 | Reddish-brown, fine grained moderately sorted Sandstone and siltstones. |
7. | 101 | 109 | Reddish-brown- grey, siltstones. |
8. | 109 | 117 | Light-grey, fine grained, moderately sorted Sandstone. Coarsed grained, light grey Sandstone (poorly sorted). |
9. | 117 | 137 | Reddish-brown, fine grained igneous rock basalt (dolerite?) Reddish brown-light-grey, massive igneous rock (Dolerite?). |
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