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 2011 quarter   June 2011 quarter   Year to date F2011  
      Reef   Carbon Leader   Kloof   Main   VCR   Carbon Leader   Kloof   Main   VCR   Carbon Leader   Kloof   Main   VCR  
  Advanced   (m)   4,502   199   666   5,093   4,728   185   1,232   5,596   13,887   591   2,998   16,270  
  Advanced on reef   (m)   499   43   181   752   909   51   243   836   2,470   185   590   2,647  
  Sampled   (m)   546   15   243   618   849   54   156   657   2,358   144   582   2,169  
  Channel width   (cm)   99   99   86   107   79   90   76   110   79   97   92   108  
  Average value - (g/t)   19.0   17.4   14.7   24.6   21.8   30.7   9.4   23.4   23.0   22.1   10.2   25.8  
    - (cm.g/t)   1,879   1,714   1,269   2,636   1,716   2,769   717   2,578   1,813   2,142   944   2,787  
 
  Beatrix       September 2011 quarter   June 2011 quarter   Year to date F2011  
      Reef   Beatrix   Kalkoenkrans   Beatrix   Kalkoenkrans   Beatrix   Kalkoenkrans  
  Advanced   (m)   4,065   1,377   4,953   1,729   12,604   4,655  
  Advanced on reef   (m)   994   188   1,371   302   3,545   805  
  Sampled   (m)   1,071   186   1,431   288   3,372   789  
  Channel width   (cm)   141   133   104   129   116   110  
  Average value - (g/t)   7.0   14.6   11.7   14.2   9.6   14.7  
    - (cm.g/t)   982   1,941   1,221   1,840   1,112   1,613  
 
  South Deep       September 2011 quarter June 2011 quarter Year to date F2011  
      Reef     Elsburgs1,2   Elsburgs1,2   Elsburgs1,2  
  Main Advanced   (m)     2,938   3,063   8,843  
     - Main above 95 level   (m)     1,484   1,890   5,073  
     - Main below 95 level   (m)     1,454   1,173   3,770  
  Advanced on reef   (m)     1,204   1,511   4,252  
     - Square metres de-stressed   (m2)     6,815   5,554   17,356  
     - Reserve value de-stressed   (g/t)     7.2   7.1   7.2  
  Shaft sinking   (m)     28   -   28  

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.