Borehole Number: |
Coordinates Type: WGS 84 |
Coordinates Format: Decimal Degrees (DD) |
Coordinates: -22.26175 , 20.22372 |
Location: Xanagas |
Location Description: XANAGAS |
Start Drill: 2006-03-20 |
End Drill: 2006-03-27 |
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: 1.1 M3/hr |
Static Water Level: 34.84 m |
Borehole Water Strike: 48 Metres |
End of Hole (Depth): 86 Metres |
Hole Diameter: 254 Millimetres |
Log Formation: |
No. | From (m) | To (m) | Log Formation |
---|
1. | 0 | 1 | Dark brown loamy soil |
2. | 1 | 4 | Cream calcrete |
3. | 4 | 8 | Cream calcretised breccia (weathered) |
4. | 8 | 14 | Slightly weathered, quartzite |
5. | 14 | 18 | Cream-yellow slightly pink siltstone/mudstone |
6. | 18 | 26 | Slightly weathered to weathered dolerite |
7. | 26 | 28 | Yellowish green clay |
8. | 28 | 33 | Light pink khakhi clay |
9. | 33 | 35 | Fresh dolerite |
10. | 35 | 37 | Weathered, pink and khakhi mudstone |
11. | 37 | 44 | Red/brown -purple quartzite |
12. | 44 | 48 | Dark grey slaty shales + khakhi mudstones |
13. | 48 | 58 | Cream, fine sandstone |
14. | 58 | 63 | Red/brown (hard) quartzite (purple) |
15. | 63 | 72 | Cement grey siltstones and shales with coarse slaty portions |
16. | 72 | 86 | Red/brown to purple quartzite with slaty portions and very minor fine sandstone |
© Botswana Geoscience Institute 2025 | www.bgi.org.bw | Disclaimer