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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.Mining Stock Quotes and Mineral & Metal Prices
Ask The Experts
• Determining the amount of gold in a specimen
Melman on Gold & Silver
From the point of view of the precious metals, an upside breakout would have clear inflationary implications, which should benefit...
Drywashing Arizona Gold
His findings were not exaggerated—after running 82 buckets of gravels in two days we had a remarkable 27.8 grams of gold!
The Golden Highway—Calaveras County
Heading north along Highway 49 into the central Mother Lode, the first old mining town in Calaveras County was Melones, located along the banks of the Stanislaus River. The town was named for the unique coarse gold flakes found in the gravels that resembled melon seeds, hence the name that came from the Mexican miners.
It's the Bottom of the Ninth—And Not Just for California
If we lose, the radical environmentalists have a roadmap to replicate their success everywhere.
Government Says New Mine Will Benefit Bears
Grizzly bears stand to benefit if a copper and silver mine is developed beneath Montana’s Cabinet Mountains Wilderness, the US Fish and Wildlife Service said in a rewritten opinion.
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The Bawl Mill
• Over the Divide
• A Word from the Editor
• Guest Editorial—Globalizing Mining in America, Part II
• Gold Point, Nevada—A One-Man Mining Town Restoration
• Rare Coin Makes a Mint at Auction
• Letter to the Editor
• Jackson Hole Gold, Wyoming
• Picks & Pans: Big River Dredging in Northern California
• Fake Assays & Assayers
• Everything You Need to Know About Gold Wheels
• Exceptional Gold Dredging in New Zealand
• Lightning Creek, British Columbia
• Mine Reopening Could Revive Region
• Willow Creek Dredging Trip
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
• More Treasure From Sunken Ship
