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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 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 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.
Pittsburgh & Boston Mining Co. Vein native copper Productive 1845 to 1887 Victoria Mine: Victoria, Ontonagon County, Michigan: Victoria Copper Mining Company Closed in 1921 C&H: Calumet, Houghton County, Michigan: C&H Mining Co. Native Copper Closed in the late 1960s Anaconda: Butte, Silver Bow County, Montana: Anaconda Copper: Closed since ...
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 ...
Along with Anaconda Copper, the Butte and Boston Consolidated Mining Company, [27] and the Montana Ore Purchasing Company, the Boston and Montana was the most powerful mining and refining concern in Montana in the early 1890s. [28] In 1890, 50 percent of all copper mined in the U.S. came from Montana. [29]
William A. Clark. The Copper Kings were industrialists Marcus Daly, William A. Clark, James Andrew Murray and F. Augustus Heinze.They were known for the epic battles fought in Butte, Montana, and the surrounding region, during the Gilded Age, over control of the local copper mining industry, the fight that had ramifications for not only Montana, but the United States as a whole.
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.