All Articles
Prospecting for Copper
May 2004 by John Rothermel
This article deals with copper exploration, but it is relevant to exploration for other minerals. I will use the geology of the Copper Creek area in Pinal County, Arizona, as an example.
Beach Mining for Placer Gold
What I saw was a beach area that was just completely covered in black sand. Rubbing my hands close together like a kid in a candy store, I could not wait to get set up.
Ready “Ore” Not, Uranium Boom is On Again
Plans for 100 new nuclear power plants around the world have pushed the price of uranium skyward and set off a frenzy of exploration in western Colorado and Utah.
Melman on Gold & Silver
It may be no exaggeration at all to state that the past thirty days have seen a collection of headlines that could affect the world profoundly for years to come.
Ask The Experts—Columbium/Niobium
Q: I have samples that have assayed 45-75% columbium/niobium. What is it used for? Do you know anyone who is actively processing this ore? Where should I go from here?
Ask the Experts
Why are there no maps of the so-called mining districts?
The Bawl Mill
• Are you paying for others' risk-taking?...
• They call it the "impalement captial of the United States"—and not to be funny!...
California Suction Dredging Update
There are two separate issues threatening suction dredging in California.
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The Bawl Mill
• Economic Analysis on Critical Habitat for Bull Trout
• US Mining Industry Outlook Brighter
• Gold in the Chinle Formation
• Gold Dredgers Rescue Threatened Fish
• Gold Mine Plans Upheld in Lawsuit
• DOI Computers Back Online
• Picks & Pans: Nuggets by the Dozen in Alaska
• Historical Mining Methods
• The Elusive Mother Lode
• Clarence King, Geologist
• Mining Stock Quotes and Mineral & Metal Prices
• Melman on Gold & Silver
