July 2001 by Edgar B. Heylmun, PhDThe first reported occurrence of uranium in the United States was at Central City, Colorado, in 1871. However, prior to 1922, the ore was mined for its radium content, not uranium.
Concerning assay comments...
I was amazed and surprised, and I took a moment to admire how beautiful this coarse chunk of gold was. It later weighed exactly one-half ounce.
Elections in the Republic of Congo may bring a mining boom to a country that has been ravaged by wars and corruption.
In order to give the reader a better appreciation of some alternative valuable minerals that can be found by the average prospector, we visited Bob Thompson’s Opal Mountain Mine located in Spencer, Idaho.
Q: How much gold do I have per ton and how can I improve my assay method?
Q: Graphite spray to prevent sticking when using cast iron molds
Ready, Set, Go! The stopwatch clicks on and the panner starts like being fired out of a cannon. It’s the Labor Day weekend and the State Championships are on their way.
The Bawl Mill • Our Readers Say • Global Warming—The Press Gets it Wrong, Our Report Doesn't Support the Kyoto Treaty • Former Sunshine Miners Find Work in Montana • CMA Conference Summary • Washington Gold & Fish Update • Prospecting for Diamonds: Is It a Diamond or Crystal Quartz? • Basic Information About Gold Detectors • Oil Seeps in Northern California • Diamond Dealer Prevails in Congo • Company Notes • Picks & Pans: The Gold Bullion Mine • Arizona's Border Silver Camps • The Stonewall Jackson Mine, San Diego County, California • Proposal Submitted for Lab at Homestake • Mining Stock Quotes and Mineral & Metal Prices • Melman on Gold & Silver