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The Basics of Small-Scale Heap Leaching with Cyanide Part I—History, Suitablility and Permitting
July 2007 by Chris Ralph
Hardrock mining is usually done on a large scale, and although a few small-scale hardrock operations still exist, it’s not an easy operation to start up and run profitably.
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EPA Chief to Reconsider Paying Claims Over Mine Waste Spill
September 2017
“We feel that we can clean up an area that has been abandoned after 100 years of mining,” Lyon said.
Remote Throttle Benefits Dredgers
August 2008
I had been waiting my turn somewhat patiently to spend an afternoon at Terry Stapp’s workshop in San Bernardino, California, to build a remote throttle for my dredge engine.
I had been waiting my turn somewhat patiently to spend an afternoon at Terry Stapp’s workshop in San Bernardino, California, to build a remote throttle for my dredge engine.
Trio Accused of Stealing $1.7 Million in Gold
November 2006
Three former employees of a Colorado gold mine face charges of stealing more than $1.7 million in unprocessed gold, prosecutors said.
Three former employees of a Colorado gold mine face charges of stealing more than $1.7 million in unprocessed gold, prosecutors said.
Mining Stock Quotes and Mineral & Metal Prices
November 2007
Company Notes
January 2000
• U.S. Gold Corporation
• AZCO Mining Co.
• Canyon Resources Corporation
• Placer Dome, Inc.
• Vista Gold Corp.
• Grupo Mexico
• U.S. Gold Corporation
• AZCO Mining Co.
• Canyon Resources Corporation
• Placer Dome, Inc.
• Vista Gold Corp.
• Grupo Mexico
Melman on Gold & Silver
June 2008
It is my belief that these trends toward rising budgetary and trade deficits, escalating monetary creation and interest rates that are being held at artificially low levels will continue and I believe that further US Dollar weakness has now been built into the system.
It is my belief that these trends toward rising budgetary and trade deficits, escalating monetary creation and interest rates that are being held at artificially low levels will continue and I believe that further US Dollar weakness has now been built into the system.
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The Bawl Mill
• Ask the Experts
• More Tips for Evaluating Ores
• The Mountain Gate Mine
• 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
