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There's placer mining, and hardrock mining.
Placer (pronounced plass-er) seeks to recover gold that heas been weathered, is in the form of dust and small nuggets, and has been washed out of the rock formation. Panning for gold is placer mining. Hard rock mining removes solid chunks of rock that must be crushed to recover the gold.
Placer mining is looking for a specific mineral/claiming it/mining it Sluicing is a way of "mining gold"
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There's placer mining, and hardrock mining.
There's placer mining, and hardrock mining.
Hardrock or Placer?
Placer (pronounced plass-er) seeks to recover gold that heas been weathered, is in the form of dust and small nuggets, and has been washed out of the rock formation. Panning for gold is placer mining. Hard rock mining removes solid chunks of rock that must be crushed to recover the gold.
Placer mining was largely replaced by hydraulic mining and hard rock mining methods. Hydraulic mining used high-pressure water jets to extract minerals, while hard rock mining involved digging tunnels and shafts to access mineral deposits underground. These methods were more efficient and able to extract minerals from deeper beneath the surface.
James Edward Douglas has written: 'Gold in placer, how to find it, how to get it' -- subject(s): Gold mines and mining, Hydraulic mining
Placer mining is looking for a specific mineral/claiming it/mining it Sluicing is a way of "mining gold"
Forest John Swears Sur has written: 'Placer gold mining & prospecting' -- subject- s -: Gold mines and mining, Prospecting, Gravel, Hydraulic mining
Joan Bunker has written: 'Oh, to be a placer miner' -- subject(s): Mines and mineral resources, Hydraulic mining
Scott A. Stebbins has written: 'Cost estimation handbook for small placer mines' -- subject(s): Costs, Hydraulic mining
Placer mining is recovering gold dust that has washed into streams and rivers (panning and sluice boxes, as well as dredges today) . Quartz mining involves traditional mining of gold bearing quartz rock, and requires digging,transporting, and crushing the rock to extract the gold.
Hydraulic mining, or hydraulicking, is a form of mining that uses high-pressure jets of water to dislodge rock material or move sediment. In the placer mining of gold or tin, the resulting water-sediment slurry is directed through sluice boxes to remove the gold.