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Exploration Borehole


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 Borehole Number: 105/17/X543/H01

 
 Prospecting Company: De Beers Holdings Botswana
 Prospecting License No.: PL57/98
 Coordinates Type: WGS 84
 Coordinates Format: Decimal Degrees (DD)
 Coordinates: -21.196326 , 24.394738
 Location: Orapa

 
 Start Drill: 2004-08-20
 End Drill: 2004-08-21
 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: 915 Metres
 Borehole Water Strike: 47 Metres
 End of Hole (Depth): 136 Metres
 Hole Diameter: 165 Millimetres

 
 Log Formation:
No.From (m)To (m) Log Formation
1.0 15Brown, fine to medium grained, unconsolidated Sand. Light brown, fine-medium grained Sand.
2.15 47Light grey, fine grained silcretised Sandstone with minor calcrete.
3.47 70Reddish brown pale green Siltstone.
4.70 85Reddish brown siltstones.
5.85 90Reddish brown siltstones.
6.90 101Reddish-brown, fine grained moderately sorted Sandstone and siltstones.
7.101 109Reddish-brown- grey, siltstones.
8.109 117Light-grey, fine grained, moderately sorted Sandstone. Coarsed grained, light grey Sandstone (poorly sorted).
9.117 137Reddish-brown, fine grained igneous rock basalt (dolerite?) Reddish brown-light-grey, massive igneous rock (Dolerite?).

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