Borehole Number: |
Coordinates Type: WGS 84 |
Coordinates Format: Decimal Degrees (DD) |
Coordinates: -21.36431 , 25.15332 |
Location: Mokoboxana-Ngamiland |
Location Description: MOKOBOXANE |
Start Drill: 2005-02-19 |
End Drill: 2005-02-25 |
Borehole Type: Groundwater |
Drilling Method: Percussion |
Drilling Rig(s): N/A |
Sample Type: Water |
Depth of Surface Casing: N/A |
Hole Inclination: N/A |
Estimated Yield: 12.2 M3/hr |
Static Water Level: 36.30 m |
Borehole Water Strike: 140 Metres |
End of Hole (Depth): 160 Metres |
Hole Diameter: 305 Millimetres |
Log Formation: |
No. | From (m) | To (m) | Log Formation |
---|
1. | 0 | 2 | Calcrete with fine brown sand |
2. | 2 | 8 | Basalt: badly weathered grey to brown |
3. | 8 | 25 | Sandstone: fine grained pink and strongly lithified |
4. | 25 | 26 | Mudstone: brick red |
5. | 26 | 47 | Mudstone: fine grained |
6. | 47 | 62 | Mudstone: grey, black changing to brown |
7. | 62 | 104 | Mudstone: fine grained grey with mudstone |
8. | 104 | 106 | Mudstone: grey and showing banding |
9. | 106 | 128 | Sandstone, grey amd fine grained |
10. | 128 | 148 | Sandstone with mudstone gravelly sandstone |
11. | 148 | 160 | Mudstone |
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