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The Mountain Gate Mine
July 2007 by Don Robinson
The Foresthill Divide in Placer County, California, has underneath its present surface a multitude of buried river channels, most of which paid enormously well in the Gold Rush years of 1850 to 1890.
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Proposal Submitted for Lab at Homestake
July 2001
Rapid City, S.D. (AP)—Scientists and a team of South Dakotans have submitted a $281 million, five-year plan to turn Homestake Mine in Lead into the world’s largest underground laboratory.
Rapid City, S.D. (AP)—Scientists and a team of South Dakotans have submitted a $281 million, five-year plan to turn Homestake Mine in Lead into the world’s largest underground laboratory.
Basic Geology for the Independent Miner—Part IV Geology of Hardrock Gold Deposits
April 2006
Geologic processes can either concentrate or disperse gold and other elements from adjacent rocks. It is the results of the concentration processes that the prospector is most interested in.
Geologic processes can either concentrate or disperse gold and other elements from adjacent rocks. It is the results of the concentration processes that the prospector is most interested in.
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September 2016
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Ask the Experts
August 2014
Centrifugal bowls versus jigs
Centrifugal bowls versus jigs
Orko Silver Corp.
May 2006
Perhaps the greatest single impression a visitor to the interior of Mexico is left with is the grinding poverty of the countryside. While there are pockets of apparent prosperity, most of the citizens appear to live in conditions of poor...
Perhaps the greatest single impression a visitor to the interior of Mexico is left with is the grinding poverty of the countryside. While there are pockets of apparent prosperity, most of the citizens appear to live in conditions of poor...
The Robin Redbreast Lode
October 2006
A Draft Environmental Impact Statement has finally been released for Robert and Marjorie Miller’s proposed lode mine, the Robin Redbreast Lode, in the Uncompahgre Wilderness, located outside of Montrose, Colorado.
A Draft Environmental Impact Statement has finally been released for Robert and Marjorie Miller’s proposed lode mine, the Robin Redbreast Lode, in the Uncompahgre Wilderness, located outside of Montrose, Colorado.
Ask the Experts
May 2014
Setting up a gravity dredge
Setting up a gravity dredge
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The Bawl Mill
• Ask the Experts
• More Tips for Evaluating Ores
• The Basics of Small-Scale Heap Leaching with Cyanide Part I—History, Suitablility and Permitting
• Oregon Suction Dredge Permit Update
• In Pursuit of Gold and Silver in the Sierra Madres—Buying the Pilot Mill
• Life in the Alaska Gold Rush
• More Small-Scale Miners Attracted by Gold Prices
• Gold in New Zealand
• Ready “Ore” Not, Uranium Boom is On Again
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
• Looking Back
