Borehole Number: |
Prospecting Company: De Beers Holdings Botswana |
Prospecting License No.: PL109/88 |
Coordinates Type: WGS 84 |
Coordinates Format: Decimal Degrees (DD) |
Coordinates: -22.498773 , 26.804689 |
Location: Moralane |
Start Drill: 1900-01-02 |
End Drill: N/A |
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: 1027 Metres |
Borehole Water Strike: N/A |
End of Hole (Depth): 126 Metres |
Hole Diameter: N/A |
Log Formation: |
No. | From (m) | To (m) | Log Formation |
---|
1. | 0 | 8 | Iron cemented quartz grains. Randed pebbles at base. |
2. | 8 | 15 | Poorly sorted carbonate sandstone, minor calcrete. |
3. | 15 | 30 | Fine-grained brown mudstone, high clay content. |
4. | 30 | 34 | Weathered vesicular basalt, some zeolite amygdales. |
5. | 34 | 74 | dark-grey mudstone becoming clay rich with depth. |
6. | 74 | 126 | Fresh,fine-grained,black basalt;visible plagieclare phenocrysts in matrix groundmass;becoming coarser,crystals up to 3mm. E.O.H |
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