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Large Scale Mining

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China Closing More Than 1,000 Mines


It was only a few years ago that China was taxing and limiting quantities of exports for rare earths in an effort squeeze the market, drive up prices and extract the most in the way of income.

The Snapshot


Once all the numbers from all the samples and water tests are compiled, a snapshot of the performance of each tank in the process circuit can be seen side-by-side.

Mineral Exploration On The Rise


…2017 was just the first year with a small increase after a huge drop off in exploration activity. It may take many years of future increases to get back to where the activity was in 2012, as projected increases in exploration spending are seen to be slow and steady.

Using Structural Clues to Locate Buried Placer Channels


They must have assumed the paystreak was spotty and had been mined out, so they never mined as close to the side of the valley as they should have.

The Seven Troughs Mining District


The favorable geology of the northeastern and central parts of the Seven Troughs Range are the parts most interesting to prospectors. They are underlain by a thick sequence of Tertiary volcanic rocks, mostly rhyolites and andesites.

Silver Bull Resources Sees Bright Future for Silver & Zinc


The Sierra Mojada Project lies within a historic high grade silver, lead and zinc mining district originally discovered in 1879.

New Silver and Zinc Mine Slated for Montana


Arizona-based International Silver Inc. is proposing an underground silver and zinc mine in Montana and has asked Butte-Silver Bow County to lease them the surface and mineral rights to hundreds of acres.

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