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Exploration Borehole


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 Borehole Number: 105/24/X008/H1

 
 Prospecting Company: De Beers Holdings Botswana
 Prospecting License No.: PL109/88
 Coordinates Type: WGS 84
 Coordinates Format: Decimal Degrees (DD)
 Coordinates: -22.834752 , 26.195671
 Location: Moralane

 
 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: 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 7U Kalahari - Unconsolidated reddish brown ferricreted and buff white nodular hardpan calcrete fragments. Few 2mm chips recovered.
2.7 9U Kalahari - Buff white sub to mature nodular and medium to fine grained, moderately sorted calcareous Sandstones pervasively ferricreted at base.
3.9 45Mosolotshane Formation - Reddish brown /maroon -grey massive and mature, uniform and competent argillaceous ferruginous siltstone/mudstone.
4.45 78Tlhabala Formation - Dull pale greyish green massive and mature competent and argillaceous Shaley mudstone with occasional dark organic Shale layers.
5.78 99Tlapana Formation - Dull dark grey black massive and mature competent and uniform carbonaceous Shale with vitranous Coaly layers at 89-92m, 93-94m, 95-96m, and 98-99m depths.
6.99 108Tlapana Formation - Dull dark grey black mature and vitranous Shaley Coal with several thin vitreous Coal layers
7.108 115Tlapana Formation- Dull grey massive and mature, moderately sorted organic Shale/siltstone.
8.115 116Tlapana Formation- Dull dark grey black mature and vitranous Shaley Coal
9.116 128Tlapana Formation- Light to dull grey white spotted, medium to coarse grained arenitic and moderate to well sorted mature and micaceous Sandstone- quartz wacke with thin organic strigers.
10.128 185Tlapana Formation- Dull dark grey black, uniform and mature vitranous Shale with vitreous Coals seems at 149-150m, 152-161m, 163-165m, 167-169m and 170-171m.
11.185 201Tlapana Formation- Dull grey mature and uniform medium grained massive quartzite.
12.201 208Very fine grained, cyrstalline and mottled dolerite.
13.208 216Tlapana Formation- Dull grey -black carbonaceous Shale/siltstone
14.216 231Tlapana Formation - Dull grey medium grained mottled and crystalline dolerite
15.231 236Sample missing. E.O.H

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