| Borehole Number: |
| Coordinates Type: WGS 84 |
| Coordinates Format: Decimal Degrees (DD) |
| Coordinates: -21.013056 , 26.777222 |
| Location: Matsitama |
| Location Description: MATSITAMA |
| Start Drill: 2005-09-27 |
| End Drill: 2005-10-27 |
| 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: 1.4 M3/hr |
| Static Water Level: 21.1 m |
| Borehole Water Strike: 78 Metres |
| End of Hole (Depth): 145 Metres |
| Hole Diameter: 203 Millimetres |
| Log Formation: |
| No. | From (m) | To (m) | Log Formation |
|---|
| 1. | 0 | 6 | Cream calcrete with quartz pebbles |
| 2. | 6 | 26 | Greenish grey weathered mica schists |
| 3. | 26 | 33 | Dark grey fractured amphibolite |
| 4. | 33 | 40 | Pink granitic gneiss, hard and crystalline |
| 5. | 40 | 47 | Dark grey fractured amphibolite |
| 6. | 47 | 56 | Pinkish grey granite gneiss |
| 7. | 56 | 77 | Grey granite gneiss |
| 8. | 77 | 80 | Grey fresh dolerite |
| 9. | 80 | 145 | Grey biotite/ amphibolite schist with occasional quartz |
© Botswana Geoscience Institute 2025 | www.bgi.org.bw | Disclaimer