Development results
Development values represent the actual results of sampling and no allowance has been made for any adjustments which may be necessary when estimating ore reserves. All figures below exclude shaft sinking metres, which are reported separately where appropriate.
|
KDC |
|
|
September 2012 quarter |
June 2012 quarter |
Year to date 2012 |
|
|
|
|
Reef |
Carbon Leader |
Kloof |
Main |
Libanon |
VCR |
Carbon Leader |
Kloof |
Main |
Libanon |
VCR |
Carbon Leader |
Kloof |
Main |
Libanon |
VCR |
|
|
Advanced |
|
(m) |
3,418 |
1,086 |
764 |
37 |
4,165 |
4,671 |
169 |
1,557 |
38 |
5,165 |
12,546 |
1,416 |
3,453 |
75 |
14,230 |
|
|
Advanced on reef |
|
(m) |
521 |
221 |
341 |
37 |
604 |
599 |
23 |
470 |
38 |
796 |
1,891 |
244 |
1,221 |
75 |
2,109 |
|
|
Sampled |
|
(m) |
549 |
163 |
246 |
36 |
465 |
546 |
9 |
447 |
9 |
890 |
1,800 |
172 |
1,062 |
45 |
1,622 |
|
|
Channel width |
|
(cm) |
76 |
74 |
47 |
87 |
107 |
85 |
209 |
95 |
55 |
109 |
75 |
81 |
74 |
85 |
105 |
|
|
Average value |
- |
(g/t) |
23.8 |
10.1 |
14.1 |
2.9 |
25.5 |
20.0 |
2.5 |
9.6 |
8.4 |
34.8 |
24.0 |
9.1 |
10.9 |
3.4 |
26.1 |
|
|
|
- |
(cm.g/t) |
1,798 |
748 |
665 |
251 |
2,739 |
1,702 |
529 |
913 |
463 |
3,786 |
1,792 |
737 |
811 |
286 |
2,753 |
|
|
Beatrix |
|
|
September 2012 quarter |
June 2012 quarter |
Year to date 2012 |
|
|
|
|
Reef |
Beatrix |
Kalkoenkrans |
Beatrix |
Kalkoenkrans |
Beatrix |
Kalkoenkrans |
|
|
Advanced |
|
(m) |
3,472 |
1,513 |
4,222 |
1,895 |
11,385 |
4,868 |
|
|
Advanced on reef |
|
(m) |
718 |
276 |
991 |
615 |
2,650 |
1,271 |
|
|
Sampled |
|
(m) |
804 |
333 |
1,005 |
558 |
2,790 |
1,197 |
|
|
Channel width |
|
(cm) |
132 |
120 |
127 |
85 |
126 |
99 |
|
|
Average value |
- |
(g/t) |
5.4 |
14.0 |
6.6 |
17.6 |
6.8 |
17.8 |
|
|
|
- |
(cm.g/t) |
712 |
1,689 |
841 |
1,498 |
861 |
1,765 |
|
|
South Deep |
|
September 2012 quarter |
June 2012 quarter |
Year to date 2012 |
|
|
|
Reef |
Elsburgs1,2 |
Elsburgs1,2 |
Elsburgs1,2 |
|
|
Main Advanced |
(m) |
3,647 |
2,952 |
9,039 |
|
|
- Main above 95 level |
(m) |
2,497 |
2,008 |
6,021 |
|
|
- Main below 95 level |
(m) |
1,150 |
944 |
3,018 |
|
|
Advanced on reef |
(m) |
1,535 |
1,535 |
4,346 |
|
|
Square metres de-stressed |
(m2) |
12,213 |
11,851 |
31,875 |
|
|
- Reserve value de-stressed |
(g/t) |
6.3 |
6.2 |
6.2 |
|
1) |
Trackless development in the Elsburg reefs is evaluated by means of the resource model. |
2) |
Full channel width not fully exposed in development, hence not reported. |
|