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More Tips for Evaluating Ores
July 2007 by Charles L. Butler
Tabling and jigging are two relatively inexpensive methods for recovering the “free particle values” from the noble metal ores. However, not all ores contain their values as free particles. In fact, many ores contain appreciable amounts of “metallic salts” that readily dissolve in one’s system water and continue to migrate right along with this water.Additional articles that might interest you...
The Smell of Gold -- Part II
July 2015
While mapping, I also found rock chips in the soil that were characteristic of the same wall rock alteration that occurs adjacent to the known lodes in the greenstone belt.
![](http://www.icmj.com/userfiles/images/201507/12-smell-of-gold.jpg)
Ask the Experts
April 2014
Bismuth oxide for assaying?
Bismuth oxide for assaying?
Resolution Copper Mine, Arizona
March 2005
The Resolution copper mine is near Superior, Arizona (population 3,500), along the west side of the Pinal Mountains in central Arizona, 64 miles east of downtown Phoenix. The region receives about 16 inches of rain per year, enough to support chaparral vegetation.
The Resolution copper mine is near Superior, Arizona (population 3,500), along the west side of the Pinal Mountains in central Arizona, 64 miles east of downtown Phoenix. The region receives about 16 inches of rain per year, enough to support chaparral vegetation.
Mining Stock Quotes and Mineral & Metal Prices
December 1999
Lost Canyon
February 2009
The name makes you wonder, “Just how remote is this place?” It’s in the Tahoe National Forest and the Canada Hill Mining District, an area of steeply cut canyons that averages about 5,000 feet in elevation.
![These are the basic gold sampling tools we used on this exploration trip.](/UserFiles/file/0902feb/toc-gold-sampling-tools.jpg)
Silver Mining Returning to Texas
April 2011
Today, a Canadian company is reviving the mine to take advantage of silver prices that have tripled since 2009, giving the few dozen residents still living in the area more action than they’ve seen in decades.
Today, a Canadian company is reviving the mine to take advantage of silver prices that have tripled since 2009, giving the few dozen residents still living in the area more action than they’ve seen in decades.
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The Bawl Mill
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• The Mountain Gate Mine
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• 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