Dredging for Monazite in Idaho
October 2003 by Sharon A. MurrayThe advent of the nuclear age, after World War II, aroused concerns in government circles when officials realized the United States was entirely dependent upon foreign sources of supply for rare earth elements. This prompted the Atomic Energy Commission (AEC) to enlist the US Bureau of Mines Special Minerals Investigation Branch to evaluate monazite-bearing placers in the United States in 1948.
- Prospector banned from college campus
- Early retirement...
• The 1872 Mining Law
• Roadless decision due soon
• MSHA Review Commission
• Sage grouse decision due soon
At the close of the 19th Century, optimism was high that Wyoming would become an important source for copper much like the neighbor states of Colorado, Utah, and Montana. This dream was short-lived...
• "No small mining operation can afford this..."
• "The small arrastra still lives... "
• "...an effective defense against Green political efforts to lock the public off public lands."
Light-colored volcanic tuff or tuffaceous sandstone often contains small amounts of uranium, enough to be detected with a sensitive radiation detector. Sometimes, the mass effect of the radiation is substantial.
Renewed interest in mining of gold, silver, copper and other metals in Aroostook County's Bald Mountain triggered 2012 legislation requiring the overhaul of the state's two-decade-old mining regulations.
The Bawl Mill • A Guide to Overlooked Gold Deposits—Part II • Brighter Days Ahead Reports Nevada Mining Association • Waldo Miners File Suit • Roll-Front Uranium Deposits • Deadly Storms May Expose Gems in Sri Lanka • Picks & Pans: Dredging and Detecting in Sierra City • Hidden Features in Venezuela • Gold in the Philippines • 2003 California State Gold Panning Championships • Judge Holds Companies Liable for Some Damage • The Golden Highway—Tuolumne County • Looking Back • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices