Measured Indicated Inferred Total Resources
Measured
Proved Probable Total
  Resources Resources Resources and Indicated Reserves Reserves Reserves
Pit/Area Mt Fe % Mt Fe % Mt Fe % Mt Fe % Mt Fe % Mt Fe % Mt Fe %
Bruce A 79,79 64,63 36,72 64,36 0,07 64,11 116,51 64,54 64,83 64,36 26,95 63,76 91,78 64,18
Bruce B 74,73 64,50 20,60 63,90 7,79 64,95 95,33 64,37 59,08 64,17 9,38 63,15 68,46 64,03
Bruce C 11,35 65,40 4,60 65,54 0,30 62,88 15,95 65,44 7,66 64,78 0,83 64,95 8,49 64,80
King/Mokaning 311,03 64,40 170,15 63,65 11,70 62,18 481,18 64,13 202,93 64,72 141,20 64,44 344,13 64,61
Detrital*         4,00 60,00                
Total 2012 476,90 64,48 232,07 63,82 23,86 62,73 708,97 64,26 334,50 64,55 178,36 64,27 512,86 64,46
Total 2011 414,14 64,53 189,29 64,40 9,42 61,80 603,43 64,49 387,63 64,60 157,73 64,41 545,36 64,54
Mineral Resources are inclusive of Mineral Reserves.
Totals are rounded off.
Modifying factors: Economic pit design, customer product specifications.

*Detrital is loose fragmented material occurring in various areas at Khumani.