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The Berkeley Pit is a former open pit copper mine in the western United States, located in Butte, Montana.It is one mile (1.6 km) long by one-half mile (800 m) wide, with an approximate maximum depth of 1,780 feet (540 m).
The Anaconda Copper Mine was a large copper mine in Butte, Montana that closed operations in 1947 and was eventually consumed by the Berkeley Pit, a vast open-pit mine. [1] Originally a silver mine, it was bought for $30,000 in 1881 by an Irish immigrant named Marcus Daly from Michael Hickey, a Civil War veteran, and co-owner Charles X. Larabie ...
The Anaconda Copper Mining Company, known as the Amalgamated Copper Company from 1899 to 1915, [1] was an American mining company headquartered in Butte, Montana.It was one of the largest trusts of the early 20th century and one of the largest mining companies in the world for much of the 20th century.
The Copper Kings were industrialists Marcus Daly, William A. Clark, James Andrew Murray and F. Augustus Heinze. They were known for their struggles over control of the local copper mining industry in Butte, Montana, and the surrounding region, during the Gilded Age.
From being the site of one of the world's most productive copper mines, to one of the nation's largest toxic Superfund sites, Butte has turned a corner in its efforts to reverse a century of ...
In 1917, copper production from the Butte mines peaked and steadily declined thereafter. By WWII, copper production from the ACM's holdings in Chuquicamata, Chile, far exceeded Butte's production. The historian Janet Finn has examined this "tale of two cities"—Butte and Chuquicamata—as two ACM mining towns.
Stalled work on a major copper mine proposed in central Montana can proceed after the state's Supreme Court ruled Monday that officials had adequately reviewed the project's environmental effects ...
He made a fortune with copper mining, small smelters, electric power companies, newspapers, railroads (trolley lines around Butte and the San Pedro, Los Angeles and Salt Lake Railroad from Salt Lake City, Utah to San Pedro and Los Angeles, California), and other businesses, becoming known as one of three "Copper Kings" of Butte, Montana, along ...