Fort Knox keeps it clean, safe, efficient
In its last years of production, the Fairbanks gold mine is making improvements aimed at increasing profits, maintaining standards
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Last updated 10/29/2006 at Noon
Out of an average 157,800 tons of rock, with the assistance of 30 tons of explosives, 6.7 tons of lime and 20,506 gallons of diesel fuel, Fort Knox mine produces 900 ounces of gold per day. Trucks with giant tires that cost $10,000 each carry 150 tons of ore to the crusher every three minutes. The ore comes out of a pit that is 1,100 feet deep and will be a mile long and half a mile wide by the...
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