Picture Not Available
Welcome | Search Borehole BGI | Exploration Borehole

Exploration Borehole

Print PDF
 Borehole Number: 105/18/X364/H1

 Prospecting Company: De Beers Holdings Botswana
 Prospecting License No.: PL001/97
 Coordinates Type: WGS 84
 Coordinates Format: Decimal Degrees (DD)
 Coordinates: -21.724458 , 25.569931
 Location: Orapa

 Start Drill: 1900-01-02
 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: 1055 Metres
 Borehole Water Strike: N/A
 End of Hole (Depth): 118 Metres
 Hole Diameter: 102 Millimetres

 Log Formation:
No.From (m)To (m) Log Formation
1.0 9Redish-brown, poorly sorted, unconsolidated sand (Upper Kalahari).
2.9 14Red, poorly sorted, ferruginous sandstone (Upper Kalahari).
3.14 15Grey/black amorphous silica.
4.15 39Greyish-brown, partially calcretised and silcretised sandstone (Lower Kalahari).
5.39 73Reddish-brown, weathered dolerite (holocrystalline basalt).
6.73 116Dark grey, fresh dolerite (holocrystalline basalt).
7.116 118Reddish brown/grey Sandstone (Ntane Formation)
8.118 0E.O.H.

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