                     Block Model Dilution / Reduction Report        Feb 28, 2011




     Block model: nmine
     Description: North Mine Test Model May 25, 1996
     Bench mining method:None

     Dilution at top of column    :   1.000
     Reduction at top of column   :   1.000
     Dilution at bottom of column :   1.000
     Reduction at bottom of column:   1.000

                            Upper Contact       Lower Contact
     Thicknesses:        Dilution Reduction  Dilution Reduction
                            1.000     1.000     1.000     1.000

          Composited attributes:
     grade (diluted_grade)
     
     Ore attribute: ore_waste_flag
         Ore value: 1
       Waste Value: 0
     
     WASTE diluted above   8.000 has been reclassed as ORE
     
     ORE diluted below   8.000 has been reclassed as WASTE
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