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Desert Drywashing
February 2010 by R.E. Divine
I thought I’d try something totally different—a large area of small material tailings. After about an hour of digging and test panning we both had more gold than all the other digs combined.
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Throw-Away Gold: Back to Basics
February 2002
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.
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.
Ask the Experts
April 2014
Bismuth oxide for assaying?
Bismuth oxide for assaying?
Mining Restrictions Lifted in Southwest Alaska
January 2008
Mining restrictions will be lifted on about 1 million acres of federal land in southwest Alaska, officials have announced.
Mining restrictions will be lifted on about 1 million acres of federal land in southwest Alaska, officials have announced.
California Destroys Another Prospecting Business
September 2011
His small business managed to pump millions of dollars over the years into the California economy.
His small business managed to pump millions of dollars over the years into the California economy.
Legislative and Regulatory Update
August 2010
• Rahall bill threatens uranium mining
• California Fish & Game claims it needs more time
• Huge new tax burden on coin and bullion transactions
• Refund bill fails in Assembly Committee
• Rahall bill threatens uranium mining
• California Fish & Game claims it needs more time
• Huge new tax burden on coin and bullion transactions
• Refund bill fails in Assembly Committee
Greenstone Belts in Minnesota
August 2005
Greenstone is a dark greenish-black basaltic rock which, along with chloritized schist, forms belts up to 50 miles wide in northern Minnesota, in rocks of Late Archean age. Most belts are 2.6 to 2.9 billion years old.
Greenstone is a dark greenish-black basaltic rock which, along with chloritized schist, forms belts up to 50 miles wide in northern Minnesota, in rocks of Late Archean age. Most belts are 2.6 to 2.9 billion years old.
Melman on Gold & Silver
March 1999
Throughout the years, there have been many arguments upon which a huge bull market in gold has been based. These include the rapid escalation of inflation, a destabilizing world in terms of war or international conflict or...
Throughout the years, there have been many arguments upon which a huge bull market in gold has been based. These include the rapid escalation of inflation, a destabilizing world in terms of war or international conflict or...
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