J.Farmer Mining testing a low grade placer deposit @ Basin Creek Oregon - Using a 5 YPH test plant and sluice designed and manufactured for fine/flat gold by Joel Farmer.
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Gold MiningTrommel Test Plant - J.Farmer Mining
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J.Farmer Mining testing a low grade placer deposit @ Basin Creek Oregon - Using a 5 YPH test plant and sluice designed and manufactured for fine/flat gold by Joel Farmer.
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