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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.A Few Tips and Tricks for Beach Mining
When you think about the extremes to which a miner will go to get a little gold, it occurred to me beach gold could be "easy pickings."
Turning Acid Mine Drainage Into Drinking Water?—Grass Valley Company May Have the Answer
HPT Research recently tested their patented process for treating Acid Mine Drainage (AMD) on thousands of gallons of contaminated water at the Mammoth Mine.
Finding Streams of Gold
Without knowing or even thinking about it, I had put together a map that showed me a pattern of the ancient Sacramento River channel. I also had a distinct picture of where the ancient channels of several other creeks and rivers were running.
Taking on the EPA, Sasquatch, Ratchilla and Gold Dredging
...we packed up our two dredges and headed for our claim about an hour away on the South Fork of the Clearwater to dredge openly in opposition to the EPA.
The Lucky Shot Mine
I hobbled around on the broken up, sorted rock pile. Watching where I stepped, I kept my eye open for quartz with a gray-blue color imbedded throughout the samples I picked up.
The Colorado Mineral Belt
The 250 mile long Colorado Mineral Belt cuts diagonally across central and southwestern Colorado, in the heart of the Rocky Mountains...
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