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Picks & Pans: Mining Tungsten Ore—A Case History
May 2002 by Dr. Ralph E. Pray
In 1977, when the price of tungsten hit one of its highs, three of us formed U.S. Western Mines to look for scheelite, the mineral ore of tungsten. Union Carbide Corporation was purchasing raw tungsten ore at...
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Discovery of the Silver Bullets
April 2001
In 1926, Carl W. Chilson wrote the authentic history of his family and the discovery of the legendary Apache Mine of the Silver Bullets. The story starts out in 1868 when Steve L. Chilson leaves Bandera, Texas, with his family en route...
In 1926, Carl W. Chilson wrote the authentic history of his family and the discovery of the legendary Apache Mine of the Silver Bullets. The story starts out in 1868 when Steve L. Chilson leaves Bandera, Texas, with his family en route...
Melman on Gold & Silver
July 2006
Several years ago one of the most important persons on the American political scene was Ross Perot, an independent candidate for President. His favorite campaign theme was railing against (NAFTA) and his claim was that...
Several years ago one of the most important persons on the American political scene was Ross Perot, an independent candidate for President. His favorite campaign theme was railing against (NAFTA) and his claim was that...
Ask The Experts - How do I best recover gold in pyrite?
November 2017
Melman on Gold & Silver
June 1999
The morning of Friday, May 7 gave us a new chapter in gold's ongoing struggles which might properly be named "As the headlines turn!"
The morning of Friday, May 7 gave us a new chapter in gold's ongoing struggles which might properly be named "As the headlines turn!"
A Word from the Editor
October 2000
You may recall seeing the Treasure Hawk Mine cleanup project featured in the August 2000 issue of ICMJ...
You may recall seeing the Treasure Hawk Mine cleanup project featured in the August 2000 issue of ICMJ...
Melman on Gold & Silver
November 2013
That is one of the problems with much of the so-called objective information we regularly receive—it is so tinged with partisanship that much of it can barely be believed...
That is one of the problems with much of the so-called objective information we regularly receive—it is so tinged with partisanship that much of it can barely be believed...
Alternative Gold Leaching Methods
January 2014
The ideal leaching chemical would leave behind what we don't want or need in the ore and take only the valuable metals.
The ideal leaching chemical would leave behind what we don't want or need in the ore and take only the valuable metals.
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