Northgate Exploration Limited - Minerals North

Annual Mill Performance
Performance Head Grade Recovery Throughput Concentrate Quality Metal Production
Year Avail % Milled Cu % Au g/T Cu Au DMT Moist % Cu % Au g/T Cu (t) Au (oz) Ag (oz)
1999 73.39 14,113,460 0.212 0.644 70.8 66.26 100,664 7.328 21.2 66.06 21,389 213,791 247,806
2000 74.63 14,138,443 0.222 0.779 72.4 64.24 101,519 8.718 22.8 69.24 23,151 225,998 227,812
2001 82.72 15,360,639 0.251 0.855 77.3 65.51 134,639 8.235 22.3 64.02 30,076 277,106 330,455
2002 88.25 17,308,131 0.236 0.724 80.7 69.93 138,274 8.225 23.3 61.87 33,051 282,255 419,462
2003 91.24 18,632,837 0.225 0.702 82.1 70.17 157,616 8.62 21.9 58.04 34,554 294,117 447,197
Availability up by 26% Throughput up by 35% Cu Recovery up by 16%
Au Recovery up by 9% Concentrate Production up by 57%
Cu Production up by 62% Au Production up by 38% Ag Production up by 81%
Costs down by 33%