All Articles
Huge Nugget To Be Auctioned
May 1999 by Associated Press
A 56-pound (25-kilogram) nugget belonging to an Australian prospector is 80 percent to 90 percent high-purity gold, University of Southern California scientists confirmed recently.Additional articles that might interest you...
Smugglers Causing Problems in South Africa
December 2006
Rogue miners in South Africa are looting underground mines, sometimes traveling over one-thousand feet down to extract gold, reported Reuters and several other sources.
Rogue miners in South Africa are looting underground mines, sometimes traveling over one-thousand feet down to extract gold, reported Reuters and several other sources.
The Bawl Mill
February 2005
• Environmental solution becomes the problem
• How much money are you forfeiting?
• The unbearable snowman
• Environmental solution becomes the problem
• How much money are you forfeiting?
• The unbearable snowman
The Heavy Minerals in Your Concentrates
June 2016
The fact that mineral deposits can contribute specific types of heavy minerals is why the analysis of the heavy mineral concentrates in the streams of an area can be an important prospecting technique for finding undiscovered mineral deposits.
The fact that mineral deposits can contribute specific types of heavy minerals is why the analysis of the heavy mineral concentrates in the streams of an area can be an important prospecting technique for finding undiscovered mineral deposits.
Ask the Experts
April 2012
Q: Can a voltmeter be used to determine the type of metal/mineral present in soil?
Q: Can a voltmeter be used to determine the type of metal/mineral present in soil?
Looking Back
July 2000
Excerpts from CMJ published 50 years ago this month.
Excerpts from CMJ published 50 years ago this month.
Successful Rally for Suction Dredge Miners in Idaho
August 2014
Representative Paul Shepherd stopped by, and Idaho County Commissioner Jim Chmelik dove with one of the dredgers so he could see for himself that no harm was being done to fish or their habitat.
Representative Paul Shepherd stopped by, and Idaho County Commissioner Jim Chmelik dove with one of the dredgers so he could see for himself that no harm was being done to fish or their habitat.
The Steeple Rock District, New Mexico
March 2003
The Steeple Rock Mining District is located in the northwest-trending Summit Mountains of southwest New Mexico, at an average elevation of 5,200 feet. The highest point in the mountains is Vanderbilt Peak, which rises to an elevation of 6,773 feet. The mountains receive about 12 inches of precipitation a year in the form of rain and occasional winter snow.
The Steeple Rock Mining District is located in the northwest-trending Summit Mountains of southwest New Mexico, at an average elevation of 5,200 feet. The highest point in the mountains is Vanderbilt Peak, which rises to an elevation of 6,773 feet. The mountains receive about 12 inches of precipitation a year in the form of rain and occasional winter snow.
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