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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...
Detecting at the Sixteen to One Mine
December 2012
A while back I was given a very special opportunity to take my metal detector to one of the most famous gold mines in all of California, the Original Sixteen to One mine in Alleghany.
A while back I was given a very special opportunity to take my metal detector to one of the most famous gold mines in all of California, the Original Sixteen to One mine in Alleghany.
U.S. Sued for Failure to Guard Rare Species
April 1999
Environmental groups have sued the U.S. Fish and Wildlife Service over its refusal to designate critical habitat for seven rare species, five in California and two in Alaska.
Environmental groups have sued the U.S. Fish and Wildlife Service over its refusal to designate critical habitat for seven rare species, five in California and two in Alaska.
My Old Carbide Lamp
June 2000
All I can say about my carbide lamp is, "I'm glad those days are gone." The carbide lamps were a great improvement over the wax candles, but they had their short-comings also.
All I can say about my carbide lamp is, "I'm glad those days are gone." The carbide lamps were a great improvement over the wax candles, but they had their short-comings also.
I Finally Made It to Northern Nevada
August 2014
After a while I got a very nice signal and out came a sweet kidney-shaped bit of gold weighing about three grams.
After a while I got a very nice signal and out came a sweet kidney-shaped bit of gold weighing about three grams.
Silver Bonanza in the Sierra Madre: The Glorious Past of Batopilas—Part II
November 2007
John Kyrk was a prospector who appeared in Batopilas about 1863. Little is known about him, but he had the foresight to pick a mine just 59 yards north of the San Miguel property, and dug a tunnel that ran parallel with the San Miguel in the same mountain, cutting the same veins.
John Kyrk was a prospector who appeared in Batopilas about 1863. Little is known about him, but he had the foresight to pick a mine just 59 yards north of the San Miguel property, and dug a tunnel that ran parallel with the San Miguel in the same mountain, cutting the same veins.
Guest Editorial—Exploiting Tragedy
November 2001
While the world is focused on the war on terrorism, rumors persist that sinister forces inside the beltway are looking for ways to attach a train-load of pork to an emergency appropriations bill.
While the world is focused on the war on terrorism, rumors persist that sinister forces inside the beltway are looking for ways to attach a train-load of pork to an emergency appropriations bill.
Legislative and Regulatory Update
July 2001
• Roadless Rule temporarily halted by U.S. District Judge
• Republican defection
• Congressmen fight for National Monument changes
• 3809 rollback decision expected soon
• Yucca Mountain: Done deal or "dead?"
• Miners battle for their rights in southern Oregon
• Roadless Rule temporarily halted by U.S. District Judge
• Republican defection
• Congressmen fight for National Monument changes
• 3809 rollback decision expected soon
• Yucca Mountain: Done deal or "dead?"
• Miners battle for their rights in southern Oregon
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The Bawl Mill
• Federal and State Biologists Accused of Planting Evidence
• Placer Gold in New Mexico
• Mining Deaths Drop to New Low in 2001
• Prospecting for Meteorites with a Metal Detector
• Aussie Gold—A Look at Victoria
• The Rand of South Africa
• Picks & Pans: Arizona Desert Drywashing Adventure
• 2001 World Gold Panning Championships
• Placer Gold Near Fairbanks, Alaska
• The "Drumstick"
• Company Notes
• Editorial
• Looking Back
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
