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Exploration Borehole

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 Borehole Number: 105/18/X272/H1

 Prospecting Company: De Beers Holdings Botswana
 Prospecting License No.: PL46/96
 Coordinates Type: WGS 84
 Coordinates Format: Decimal Degrees (DD)
 Coordinates: -21.414148 , 25.624262
 Location: Letlhakane

 Start Drill: 1998-10-03
 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: 1000 Metres
 Borehole Water Strike: N/A
 End of Hole (Depth): 40 Metres
 Hole Diameter: 102 Millimetres

 Log Formation:
No.From (m)To (m) Log Formation
1.0 2Loose Kalahari sand, ferricreted.
2.2 8Light brown to cream-white, poorly sorted, fine to coarse-grained, calcretised sandstone.
3.8 18Light brown, poorly sorted, fine to coarse-grained, silcretised and slightly calcretised sst,often assumed a reddish coloration.
4.18 19Basalt in Kalahari sandstone.
5.19 21Strongly altered, yellow tinged, reddish-brown basalt.
6.21 23Calcretised to strongly silcretised sandstone.
7.23 31Brecciated, reddish-brown, altered, monolithic basalt.
8.31 34Reddish-brown, altered, monolithic basalt.
9.34 40Medium-grained, well sorted sandstone.
10.40 0E.O.H.

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