Borehole Number: |
Prospecting Company: De Beers Holdings Botswana |
Prospecting License No.: PL109/88 |
Coordinates Type: WGS 84 |
Coordinates Format: Decimal Degrees (DD) |
Coordinates: -22.754759 , 26.404679 |
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: 1233 Metres |
Borehole Water Strike: N/A |
End of Hole (Depth): 84 Metres |
Hole Diameter: N/A |
Log Formation: |
No. | From (m) | To (m) | Log Formation |
---|
1. | 0 | 2 | Iron stained quartz. |
2. | 2 | 7 | Impure quartzite. |
3. | 7 | 28 | Fine-grained,grey mudstone, clay-rich in places, contains fragments of decomposing felsic igneous rocks. |
4. | 28 | 45 | Ggranite/microgranite,weathered,containing quartz phenocrysts in clay matrix with decomposed feldspars.Becoming fresh granite with depth containing abundant biotite and pyroxenes. |
5. | 45 | 84 | Fresh red microgranite, biotite and sulphide-rich in places. E.O.H |
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