Ore industry
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Dick Sayers (left) and John Skinner discussing the adjustments to equipment. A good view of the headlamp attachment to the battery pack carried on one's belt.
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Dick Sayers (left) and John Skinner adjusting the valves on equipment.
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Dick Sayers (left) and John Skinner adjusting the valves on equipment.
4) Assay office
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[Title supplied from catalog prepared by the Eagle County Historical Society.]
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Lime, soda ash and copper sulfate (used in the zinc ore processing) stored beneath the mill at Gilman. Tracks used by timber trucks and ore cars run down the center of the picture. [Same as 2007.008.123]
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Staging area in the mill at Gilman for the chemicals used to process the mined ore. The fork lift was used to lift pallets of the chemicals for use in the mixing machines. [Similar to 2007.008.072]
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The cyanide injecting machine inside the mill at Gilman. Cyanide was used to clean the ore for processing. A pressure gauge is seen at the top of the injectors.
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Dick Sayers (l) and John Skinner (r) at the pumping station on 20 level at Gilman.
"Water for the mine came directly from the Eagle River from the pump house, which was just across the ramp coming down the mill incline. About 50 tons of ore per hour went through the mill during each eight-hour shift." Eagle River Valley, p.38
10) Examining ore
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Dick Sayers (left) and John Skinner, examining ore in the ore cars. Both men are wearing headlamps.
11) Examining ore
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Dick Sayers (left) and John Skinner, closely examining ore in the ore cars. Both men are wearing headlamps.
14) Flotation area
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Floation area for the zinc ore at Gilman. Flotation tables were used to seperate the zinc and lead from the waste in the mining process. Further processing separated the lead and the zinc.
15) Flotation area
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Floation area for the zinc ore at Gilman. Flotation tables were used to seperate the zinc and lead from the waste in the mining process. Further processing separated the lead and the zinc.
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Flotation area for the zinc ore. Water valves are shown at the bottom of the table.
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Flotation stations in the zinc section of the mill at Gilman. The flotation stations were part of the process of refining the zinc ore.
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Closeup of the flume used to dump "muck' onto the conveyor. This conveyor carried the ore to a series of crushing machines. Conveyors were used extensively in the mine. [related to photo 2007.008.090]
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Fork lift loading soda ash onto a platform for use in the soda ash machine. The fork lift was battery operated.
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Lead flotation cell separating the lead from the crushed rock. Lead and gold were removed from the muck before the zinc was separated.
