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Exploration Borehole


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 Borehole Number: 105/25/K003/1A/DDA

 
 Prospecting Company: De Beers Holdings Botswana
 Prospecting License No.: PL31/88
 Coordinates Type: WGS 84
 Coordinates Format: Decimal Degrees (DD)
 Coordinates: -22.704075 , 27.883817
 Location: Lerala

 
 Start Drill: N/A
 End Drill: N/A
 Borehole Type: Exploration
 Drilling Method: Core
 Sample Type: Core
 Depth of Surface Casing: N/A
 Azimuth: Degrees
 Hole Inclination: N/A
 Collar Elevation: N/A
 Borehole Water Strike: N/A
 End of Hole (Depth): N/A
 Hole Diameter: N/A

 
 Log Formation:
No.From (m)To (m) Log Formation
1.0 16No recovery- non coring tri-cone bit.
2.16 34.6Weathered TKB.
3.34.6 67.6TKB. Point count inclusions:32% and 34%.
4.67.6 80.4Inclusion free hypabyssal kimberlite.
5.80.4 107.8TKB. Point count inclusions:37% and 61%.
6.107.8 118.3Xenolithic breccia. Point count inclusions: 83%.
7.118.3 128.25TKB. Point count inclusion: 76%.
8.128.25 133Felsic gneiss.
9.133 136.4Inclusion free hypabyssal kimberlite.
10.136.4 160.9Xenolithic breccia. ->95% xenolithic content.
11.160.9 164.25Hypabyssal kimberlite- point count 29% inclusions.
12.164.25 205.7Wall rock? Breccia.

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