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Uranium Deposits
July 2001 by Edgar B. Heylmun, PhD
The 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.
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Massive Sulfide Deposits in Oregon
This article deals with massive sulfide deposits in the Klamath Mountains of southwestern Oregon, but it applies to massive sulfides found in California as well.
Original Sixteen to One Goes to Court—Challenges MSHA Citations
Original Sixteen to One Mine, Inc. has experienced unreasonable heavy-handed enforcement by the federal Mine Safety and Health Administration (MSHA) for the past two years (see ICMJ January 2000 issue). The publicly listed company operates a traditional underground gold mine...
Ask The Experts—Is it possible for a mountain range to have good lode gold deposits and yet the area streams not carrying like deposits of gold?
Q: Is it possible for a mountain range to have good lode gold deposits and yet the area streams not carrying like deposits of gold? Or do the two go hand-in-hand?
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The Bawl Mill
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