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The Tangential Impulse Water Wheel in California Gold Mining History—Part I
February 2004 by Guest Writer
The modern tangential impulse water wheel, a device best suited for hydroelectric power production where high water head is available, is an ingenious device born in the historic gold mining industry of California in the 19th Century.Placer Gold in the Black Hills, South Dakota
During the Indian Wars in 1874, General George Custer and his men camped on French Creek in the southern Black Hills, near the present site of Custer, South Dakota. Two of his men found placer gold in French Creek. Word got out, and before long, a party of prospectors arrived. However, the government had signed a treaty with the Sioux Indians to stay out of the Black Hills. This led to prospectors sneaking in and working creeks all over the region at their own risk.
Mining Stock Quotes and Mineral & Metal Prices
Copper Mine Opening in Utah
A second copper mine is opening in Utah with prices for the metal at their highest in a decade.
Ask The Experts: What is a Spanish needle?
Some fellow in Texas was selling a Spanish needle—a dousing device used to recover minerals in the old days. Do you know anything about these?
Why Environmental Groups Prefer Kerry
President Bush signed Executive Order 13352, “Facilitation of Cooperative Conservation,” on August 26, 2004. The order instructs the departments of the Interior, Agriculture, Commerce and Defense, and the Environmental Protection Agency to carry out their activities in a manner that “takes appropriate account of and respects the interests of persons with ownership or other legally recognized interest in land and other natural resources” and to “properly accommodate” local participation.
Mining Stock Quotes and Mineral & Metal Prices
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