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Turning Acid Mine Drainage Into Drinking Water?—Grass Valley Company May Have the Answer
September 2000 by Staff
HPT Research recently tested their patented process for treating Acid Mine Drainage (AMD) on thousands of gallons of contaminated water at the Mammoth Mine.Small-Scale Hard Rock Mining With Water Recycling
Once I have established the presence of gold in the sample, I collect five-gallon bucket quantities of the rock material for processing back at my shop.
BLM 3809 Final Rule Implications
Many readers of ICMJ have asked for more information regarding the BLM’s 3809 regulation changes that were pushed through just prior to the departure of the Clinton Administration.
Diamond Search Underway in Alaska and Minnesota
Two Canadian companies are financing a $1 million drilling operation in the Susitna Valley after a Palmer miner discovered purple and orange garnets in gravel he dredged near Shulin Lake.
ICMJ Gold Prospecting and Mining Summit Postponed
Environmental Analysis Starts for Proposed Idaho Gold Mine
“We feel that we can clean up an area that has been abandoned after 100 years of mining,” Lyon said.
Stillwater At Half Speed
Stillwater Mining Company’s East Boulder platinum and palladium mine is back in operation, with its staff cut in half...
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