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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?Additional articles that might interest you...
Company Notes
February 2002
• IAMGOLD Corp.
• Barrick Gold Corp.
• Campbell Resources Inc.
• Newmont Mining Corp.
• IAMGOLD Corp.
• Barrick Gold Corp.
• Campbell Resources Inc.
• Newmont Mining Corp.
Ask The Experts
March 2016
Options for affordable crushers for small mining operations
Options for affordable crushers for small mining operations
Typhoon Exploration—Junior Mining Company Moves Forward in Quebec
May 2007
One of the mining world’s oldest sayings is, “If you want to find a new mine, look near an existing one.” Few areas have had a more prolific mining history and more present activity than the region of southwest Quebec...
One of the mining world’s oldest sayings is, “If you want to find a new mine, look near an existing one.” Few areas have had a more prolific mining history and more present activity than the region of southwest Quebec...
Prospecting in Tennessee
February 2009
As soon as I learned that there was gold in Tennessee I just had to go find some.
As soon as I learned that there was gold in Tennessee I just had to go find some.
Environment-Friendly Dredging
February 2001
The modern gold prospector is a person of great moral fiber who loves the freedoms of this country and understands that with rights come responsibilities.
The modern gold prospector is a person of great moral fiber who loves the freedoms of this country and understands that with rights come responsibilities.
Detecting During Summer Heat
August 2015
This concept of detecting does not always work as we sometimes get a week or so where the temperatures rise to 116°—sometimes more.
This concept of detecting does not always work as we sometimes get a week or so where the temperatures rise to 116°—sometimes more.
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