12.07.2015 Views

Grange Resources Limited, Level 13, 221 St Georges Terrace, Perth ...

Grange Resources Limited, Level 13, 221 St Georges Terrace, Perth ...

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Southdown Magnetite ProjectOPEN PIT OPTIMISATION AND PROJECTIONGOLDER ASSOCIATES UNDERTOOK AN OPEN PIT OPTIMISATION BASED ONTHE 2 KM OF DRILLED RESOURCES AT SOUTHDOWN, EXTENDED TO ADEPTH OF 300 METRES.RESULTSCASEWASTE(Mt)ORE(Mt)STRIP(t/t)DEPTH(m RL)DTR (%)BASE112.066.81.68-12036.12BASE4<strong>13</strong>.1<strong>13</strong>3.63.09-26036.59BASE531.7145.83.65-27036.54WIDE118.069.71.69-<strong>13</strong>036.19WIDE477.4157.<strong>13</strong>.04-27036.74WIDE573.1167.63.42-28036.44OPTIMISATION INDICATES THAT 157.1 Mt OF MAGNETITE ORE AT AMAGNETITE CUT OFF COULD BE ACHIEVED AT A STRIP RATIO OF 3.04[WASTE(t) : ORE(t)]

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