Picture Not Available
Welcome | Search Borehole BGI | Exploration Borehole

Exploration Borehole


Print PDF
 
 Borehole Number: 105/17/X551/H01

 
 Prospecting Company: De Beers Holdings Botswana
 Prospecting License No.: PL57/98
 Coordinates Type: WGS 84
 Coordinates Format: Decimal Degrees (DD)
 Coordinates: -21.495603 , 24.471394
 Location: Kedia

 
 Start Drill: 2004-09-08
 End Drill: 2004-09-09
 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): 134 Metres
 Hole Diameter: 165 Millimetres

 
 Log Formation:
No.From (m)To (m) Log Formation
1.0 2Orange-yellow calcareous Sand.
2.2 6Orange - yellowish calcareous Sand.
3.6 17Orange-yellow calcrete.
4.17 21Calcrete with minor Silcrete and large rounded quartz pebbles (5-10mm).
5.21 27Grey-brownish Silcrete & calcareous Sand.
6.27 31Cream calcareous medium to coarse grained Sandstone becoming greyish to orange at the base.
7.31 39Cream-puplish-pinkish clay and Sandy-clay).
8.39 58Pinkish layer, red-brown medium grained Sandstone.
9.58 63Very coarse grained Sandstone with sub angular, cream-brown with large clasts of quartz (rounded & sub-angular).
10.63 79Grey fine grained Sandstone with basal gravels at 78 -79m.
11.79 88Grey fine grained Sandstone with basal gravels (88m).
12.88 94Red-brown siltstone.
13.94 96Green-dark- weathered and magnetic igneous rock with large green crystals and pyrite.
14.96 134Dark-grey igneous pyritic- highly magnetic rock (Basalt?).

© Botswana Geoscience Institute 2022 | www.bgi.org.bw | Disclaimer