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Ask The Experts: How to remove precious metals from lead?
August 2010 by Thom Seal, PhD, PE
I have a large amount of precious metals, gold and silver, mixed in with lead. Cupelling is expensive. What method can I use to extract the gold and silver without cupelling?Over the Divide
Lesa Dale Barton, formerly of Armadillo Mining Shop of Grants Pass, Oregon, passed away September 6, 2006 after bravely fighting cancer for several months.
The Business of Mining—Tradeshow Deductions
Although the costs of meals and lodging while away from home for business travel or attending meetings, conventions and tradeshows is deductible...
Mining Stock Quotes
Mining Stock Quotes and Mineral & Metal Prices
Mining Companies Use Conservative Valuations
Gold mining companies are being conservative in asset valuations despite recent spikes in gold prices in terms of US dollars, according to a survey by PricewaterhouseCoopers.
Gold Prospecting for Better or Worse: In A Tight Spot
My right rib cage took the brunt of the blow from the fall, which left me feeling partially paralyzed and in immense pain.
The Spanish Silver of Mowry
The Arizona mine and town that eventually became known as Mowry actually started with the discovery of a rich ledge of silver by either Spanish Jesuit priests or Spanish soldiers around 1736.
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The Bawl Mill
• Legislative and Regulatory Update
• Commercial Placer Mining With Jigs
• Ask The Experts: Bench Top Crushers
• How to Properly Ground Balance to Find the Most Gold
• Authorities Search for Lost Treasure Hunters
• Alaska Geologist Survives Grizzly Attack
• The Guaniamo Diamond Area, Venezuela—Part II
• How California Became the Golden State
• The Rocky Bar Mining District, Idaho
• Mining Stock Quotes, Mineral & Metal Prices
Free:
The Jenkins Mine Project—The Golden Rules of Science
• Melman on Gold & Silver
• ICMJ Again Matches Funds For PLP Donations
