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Exploration Borehole


 
 Borehole Number: 105/17/X862/H01

 
 Prospecting Company: De Beers Prospecting Botswana (Pty) Ltd
 Prospecting License No.: PL64/99
 Coordinates Type: WGS 84
 Coordinates Format: Decimal Degrees (DD)
 Coordinates: -21.23881 , 24.77638
 Location: Makgadikgadi

 
 Start Drill: 0000-00-00
 End Drill: 0000-00-00
 Borehole Type: Exploration
 Drilling Method: Percussion
 Sample Type: Core
 Depth of Surface Casing: N/A
 Azimuth: 0 Degrees
 Hole Inclination: N/A
 Collar Elevation: N/A
 Borehole Water Strike: Metres
 End of Hole (Depth): 0.1651 Metres
 Hole Diameter: 78 Millimetres

 
 Log Formation:
No.From (m)To (m) Log Formation
1.0 1Light brown, fine-grained, cohesive Sand.
2.0 1Light brown, fine-grained, cohesive Sand.
3.1 10Cream white, highly weathered calcrete mixed with clay-rich Sand.
4.1 10Cream white, highly weathered calcrete mixed with clay-rich Sand.
5.10 14Greyish green to greyish, calcretised Silcrete.
6.10 14Greyish green to greyish, calcretised Silcrete.
7.14 18Dark greyish to greenish, moderately weathered, igneous mafic rock, with calcite veining along fractures and shiny brownish yellow resin like material.
8.14 18Dark greyish to greenish, moderately weathered, igneous mafic rock, with calcite veining along fractures and shiny brownish yellow resin like material.
9.18 25Dark greyish to black, very fine-grained, fresh and competent igneous mafic rock, characterised by calcite veining.
10.18 25Dark greyish to black, very fine-grained, fresh and competent igneous mafic rock, characterised by calcite veining.
11.25 50Dark greyish to blackish, fresh and competent, fine-grained igneous mafic rock.
12.25 50Dark greyish to blackish, fresh and competent, fine-grained igneous mafic rock.
13.50 59Greyish brown, massive silty Mudstone.
14.50 59Greyish brown, massive silty Mudstone.
15.59 65Dark reddish brown, thinly laminated mudstone, sulphides (pyrite) is abundant
16.59 65Dark reddish brown, thinly laminated mudstone, sulphides (pyrite) is abundant
17.65 78Greyish brown, thinly laminated silty Mudstone.
18.65 78Greyish brown, thinly laminated silty Mudstone.

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