|
|
|
| Country & Mine |
|
Year |
Diameter |
#
Of Holes |
Depth
Each in Ft. |
Total
Ft. Drilled |
Total
Mt. Drilled |
| SOUTH
AFRICA |
|
|
|
|
|
| Vaal
Reefs* |
|
1978 |
5' |
2 |
300 |
600 |
183 |
| Western
Deeps* |
|
1979 |
5' |
4 |
300 |
1,200 |
366 |
| Premier |
|
1985 |
10' |
1 |
400 |
400 |
122 |
| Premier |
|
1985-86 |
7' |
5 |
300
- 400 |
2,500 |
762 |
| Premier |
|
1986 |
6' |
2 |
400 |
800 |
244 |
| Messina |
|
1985-86 |
4' |
2 |
900 |
1,800 |
549 |
| Messina |
|
1985-86 |
6' |
2 |
400 |
800 |
244 |
| Free
State Gedult |
|
1985 |
15' |
12 |
250 |
3,000 |
915 |
| Erfdeel |
|
1986 |
8' |
7 |
300 |
2,100 |
640 |
| Doorfontain |
|
1985-86 |
8' |
5 |
350 |
1,750 |
534 |
| Doorfontain |
|
1986 |
10' |
2 |
350 |
700 |
213 |
| Doorfontain |
|
1986 |
7' |
2 |
350 |
700 |
213 |
| Vaal
Reefs |
|
1976 |
11.5' |
Tunnel
Bore |
5K |
|
|
| *
Box Holes |
|
|
|
|
|
|
|
|
|
|
|
|
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|
