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Throw-Away Gold: Back to Basics
February 2002 by T.D. LaRune
Placer mining, whether for profit or recreational purposes, involves separation of free gold from the gold-bearing sands (gangue) of alluvial deposits by methods using specific gravity. The free gold can vary from 17 to 19.3 in specific gravity terms, depending on the alloy mix, which is usually silver, but can be copper, lead, sulfur, tellurium, antimony, or mercury.Additional articles that might interest you...
Ask the Experts
April 2014
Frogs' extinction from fungus
Frogs' extinction from fungus
Miners Rescued After Two Weeks
June 2006
Two Australian miners who survived for two weeks in a kennel-size cage trapped 3,000 feet underground walked out of the Beaconsfield Gold Mine and punched the air, freed by rescue crews drilling round-the-clock by hand.
Two Australian miners who survived for two weeks in a kennel-size cage trapped 3,000 feet underground walked out of the Beaconsfield Gold Mine and punched the air, freed by rescue crews drilling round-the-clock by hand.
The Bawl Mill
December 2004
• Don't expect Santa to be healthy this Christmas
• Fast-food delivery
• Just in time for the holidays
• Don't expect Santa to be healthy this Christmas
• Fast-food delivery
• Just in time for the holidays
Legislative and Regulatory Update
March 2006
• Meeting planned to address small-scale regulations
• Karuk Tribe update
• Oregon dredgers in their own fight over regulations
• Meeting planned to address small-scale regulations
• Karuk Tribe update
• Oregon dredgers in their own fight over regulations
Hardrock Prospecting in El Dorado County, California
September 2010
Three times we went back and finally found a clue. There was an old air shaft not far from the trail!
Three times we went back and finally found a clue. There was an old air shaft not far from the trail!
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The Bawl Mill
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• Placer Gold in New Mexico
• Mining Deaths Drop to New Low in 2001
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• 2001 World Gold Panning Championships
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• The "Drumstick"
• Company Notes
• Editorial
• Looking Back
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
