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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.A Guide to Overlooked Gold Deposits—Part III
Most of the old large gold dredging operations used a trommel. The trommel consisted of a long metal cylinder made of heavy punch plate in which the small gravel, black sands, and gold would fall though holes and end up in banks of sluices.
Ask The Experts: Is an XRF gun useful for prospecting and mineral identification?
Q: I’ve thought about renting an XRF gun with gold specific software to use for exploration this spring.
Take it to Bedrock
Picking the right spot to placer has to do with years of experience, and a little luck. The textbooks can tell you where it should be, but sometimes the rules just don’t seem to apply.
Melman on Gold & Silver
The greatest headline maker of the past month was not a person, not a war, not a nation and not a political contest. Instead, that honor belonged to a gooey, flammable, black substance called petroleum as it shot through $42.00 per barrel...
Prospectores Unite in Washington State
West coast prospectors and dredgers gathered for an informal meeting following the Washington Prospectors Mining Association tradeshow in late February to discuss common problems and solutions inherent to the group.
Tucson Mountain Chaos
The Tucson Mountains are immediately west of Tucson, in southern Arizona, and include residential areas of the city. The highest peak, Wasson (Amole) Peak, reaches 4,687 feet. It is part of the great Basin-Range physiographic province, characterized by fault-block mountain ranges separated by broad desert valleys.
Fly Fishing the Mine Tailings/Headwaters of the Clark Fork, Montana
Outside of Butte, Montana, going north on I90, you’ll pass through a landscape where the old Anaconda mining company processed thousands of tons of ore twenty years ago. We meant to fish in the vicinity of this historic mining district though we knew it is a Federally classified Superfund site for reclamation now.
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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
