All Articles
Fields of Gold
August 2001 by Amy Covington
Imagine being able to get gold from plants. This phenomenon is called phytomining. But it’s not as easy, or as profitable, as it sounds. You may have heard of phytoremediation—the process of extracting metal contaminants from soil.Additional articles that might interest you...
Global Hunter
January 2008
Chile may be considered geographically a part of Latin and South America, but it is remarkably different from other notable nations belonging to that region such as Mexico and Peru.
Chile may be considered geographically a part of Latin and South America, but it is remarkably different from other notable nations belonging to that region such as Mexico and Peru.
Legislative and Regulatory Update
July 2017
- Property rights advocate in running for top BLM spot
- “Draining the swamp” at Interior
Why Do We Do The Things We Do?
September 2003
For years I had studied the tempting bench high above the East Fork of the San Gabriel River. A beautiful 20-foot vertical wall of encrusted boulders, cobbles and gravels beckoned to me 100 to 150 yards up a steep slope from the river bed. They were all very promising material. The kind of rounded curves that can charm so well, and tease a grown man into risking life and limb. So, on that nearly fatal day in May, I packed a spiral wheel...
For years I had studied the tempting bench high above the East Fork of the San Gabriel River. A beautiful 20-foot vertical wall of encrusted boulders, cobbles and gravels beckoned to me 100 to 150 yards up a steep slope from the river bed. They were all very promising material. The kind of rounded curves that can charm so well, and tease a grown man into risking life and limb. So, on that nearly fatal day in May, I packed a spiral wheel...
Legislative and Regulatory Update
March 2012
• California suction dredging regulations
• Draft Coho recovery plan for Southern Oregon, Northern California
• Sage-grouse
• California suction dredging regulations
• Draft Coho recovery plan for Southern Oregon, Northern California
• Sage-grouse
Looking Back
November 2005
Excerpts from CMJ published 50 years ago this month.
Excerpts from CMJ published 50 years ago this month.
Managers at Fault for Two Deaths at Meikle Mine
December 2011
Two miners were killed in an accident partly because someone wedged a broom handle against a reset button to bypass an alarm that would have shut down the system, federal safety investigators said.
Two miners were killed in an accident partly because someone wedged a broom handle against a reset button to bypass an alarm that would have shut down the system, federal safety investigators said.
Metal Detecting for Gold Within Andesite and Basaltic Volcanic Mining Districts
May 2006
Andesites and basalts are the most common volcanic rocks in the North American Cordillera. The andesites originated within the earth’s continental crust, while the basalts originated within the mantle. According to the Plate Tectonic theory...
Andesites and basalts are the most common volcanic rocks in the North American Cordillera. The andesites originated within the earth’s continental crust, while the basalts originated within the mantle. According to the Plate Tectonic theory...
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