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Exploration Borehole


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 Borehole Number: 105/17/X463/H01

 
 Prospecting Company: De Beers Holdings Botswana
 Prospecting License No.: PL57/98
 Coordinates Type: WGS 84
 Coordinates Format: Decimal Degrees (DD)
 Coordinates: -21.451416 , 24.4642
 Location: Kedia

 
 Start Drill: 2004-08-16
 End Drill: 2004-08-19
 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: 951 Metres
 Borehole Water Strike: N/A
 End of Hole (Depth): 129 Metres
 Hole Diameter: 165 Millimetres

 
 Log Formation:
No.From (m)To (m) Log Formation
1.0 3Grey fine Sand.
2.3 18Pale-orange fine Sand.
3.18 30Cream-white Sandy calcrete.
4.30 34Cream-white calcrete.
5.34 38Calcrete & grey Silcrete.
6.38 41Sandy calcrete.
7.41 43Grey Silcrete.
8.43 50Calcrete becomes Sandy downward to calcretised Sandstone.
9.50 63Red-brown Sandstone & some grey Sandstone. Fine grained up to 80m. Water intersected at 59m.
10.63 86Note occasional rounded quartz pebbles/clasts. Red-brown (dark-brown) fine grained Sandstone. Some orange but very well rounded grains can be seen in concentrate.
11.86 116Grey-yellowish (orange) Siltstone becomes brown (predominantly) downward.
12.116 129Green siltstone with green & brown alternating laminations.

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