Paleoplacers in the Black Hills
September 2002 by Edgar B. Heylmun, PhDThe Black Hills of western South Dakota are domal mountains that rise to 7,242 feet near Mt. Rushmore National Monument. Annual precipitation reaches 28 inches, enough to support winter sports and pine forests.
Judging by news accounts, Tracy was doing exactly what H.R. 365, commonly referred to as the Mining Act of 1866, allows him to do.
In its typical ham-handed approach to limiting government power, Congress specified that “critical habitat shall not include the entire geographical area which can be occupied by the threatened or endangered species”...
I recently attended two out of three days of the California Mining Association’s Annual Conference in Monterey, California, and found it well worth my time.
When I read about these new discoveries, I often wonder how the original operators ignored all the additional ore. Yet this has happened again and again in Nevada and many other places.
Lode gold and silver mines and prospects can be found in many parts of Mono County, from the Sweetwater Mountains on the north to the White Mountains on the south, and at elevations ranging from 5,000 to 12,000 feet. Mining activity on the rugged east flank of the Sierra Nevada is now severely restricted, especially in resort areas and where lands adjoin Yosemite National Park.
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