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Exploration Borehole


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 Borehole Number: 105/17/X555/H01

 
 Prospecting Company: De Beers Holdings Botswana
 Prospecting License No.: PL57/98
 Coordinates Type: WGS 84
 Coordinates Format: Decimal Degrees (DD)
 Coordinates: -21.504901 , 24.462984
 Location: Kedia

 
 Start Drill: 2004-09-15
 End Drill: 2004-09-16
 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: 940 Metres
 Borehole Water Strike: N/A
 End of Hole (Depth): 150 Metres
 Hole Diameter: 165 Millimetres

 
 Log Formation:
No.From (m)To (m) Log Formation
1.0 3Surface Features: Vegetation, thick grass & small trees. Flat surface located about 1km of a vegetated pan. Dark-grey fine Sand. Cream-white calcrete.
2.3 11Cream-white calcrete.
3.11 17Calcrete powder, cream-white calcrete, and whitish Sandy calcrete.
4.17 20Whitish-Sandy calcrete.
5.20 26Whitish Sandy calcrete with light-orange fine Silcrete. Silcrete content increases downward.
6.26 36Pale-orange Sandstone.
7.36 40Sandy calcrete (whitish) becoming pinkish downwards.
8.40 58Sandstone: light-orange (pinkish) medium grained calcareous Sandstone. Colour intensity increases downwards to red-brown. Water intersected at 54m.
9.58 62Gravels (with agates) in red-brown Sandstone.
10.62 101Grey fine grained Sandstone.
11.101 108Brown siltstone turns reddish downwards.
12.108 111Grey-green siltstone.
13.111 114Igneous rock: brown fine grained with red-brown to yellowiish weathered minerals.
14.114 147Grey-green becomes dark, grey with freshness. Only Pyrite is identified. Dark-grey fine grained Igneous.
15.147 150Weathered greenish Igneous, E.O.H.

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