Fields of Gold
August 2001 by Amy CovingtonImagine 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.
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.
- Property rights advocate in running for top BLM spot
- “Draining the swamp” at Interior
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...
• California suction dredging regulations
• Draft Coho recovery plan for Southern Oregon, Northern California
Excerpts from CMJ published 50 years ago this month.
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.
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...
The Bawl Mill • Our Readers Say • The Public Process—Getting Involved and Making a Difference • Pacific Northwest Miners Request Help • USFS Roadless Comments Reopened • Flat-Fault Gold • Basic Drywashing Principles • Picks & Pans: All That Glitters Pans Out Well! • De Beers Undergoes Overhaul • Gold in Michigan • Update on the West Mojave Desert Planning Area • 2001 Inductees to the National Mining Hall of Fame • Company Notes • The Spanish Silver of Mowry • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices