July 2004 by StaffExcerpts from California Mining Journal, our original title, published 50 years ago this month.
The Obama administration announced on March 5 its decision not to list the sage-grouse as threatened or endangered at the moment, though it left the door wide open to future listing.
Michigan Bluff is an old mining town dating back to the 1850s. It is located in Placer County, about 25 miles northeast of Auburn, just past the town of Foresthill. It sits on the very edge of a mountain, with the Middle Fork of the American River flowing about 1200 feet lower at the bottom of the canyon.
Nicaragua, a Central American country about the size of Iowa, has not been a major gold producer, yet the nation is filled with lode gold occurrences. Natural and man-made disasters have made the country one of the poorest in...
Today, the greatest gold rushes occur due to technological advances capable of discovering gold where it once was extremely unlikely or difficult.
Excerpts from California Mining Journal, our original title, published 50 years ago this month.
Part I of the article addressed modern placer gold deposits. This second installment will address “ancient” flood deposits.
The 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.
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