HIGH-GRADE NI-CU-PT-PD-ZN-CR-AU-V-TI DISCOVERIES IN THE "RING OF FIRE"

NI 43-101 Update (September 2012): 11.1 Mt @ 1.68% Ni, 0.87% Cu, 0.89 gpt Pt and 3.09 gpt Pd and 0.18 gpt Au (Proven & Probable Reserves) / 8.9 Mt @ 1.10% Ni, 1.14% Cu, 1.16 gpt Pt and 3.49 gpt Pd and 0.30 gpt Au (Inferred Resource)

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Message: Cut-off Grade-An Explanation

Cut-off Grade-An Explanation

posted on Jul 04, 2008 10:56AM

The article below opens with this statement-"The cut-off grade is that grade of material (volume or weight of good bits divided by the total bits of stuff) below which mining is uneconomic. "

www.miningcompanybuilder.com/html/cu...

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