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Montana Resources, owned by the Washington Group, as of 2007, operates an open pit copper and molybdenum mine in Butte, and also recovers copper from the water in the Berkeley Pit. In 1980 the Berkeley Pit , the Clark Fork River and the smelter outside the town of Anaconda, MT were declared federal Superfund sites by the US EPA.
The Dumas Brothel was a brothel in Butte, Montana. The brothel was founded by French-Canadian brothers Joseph and Arthur Nadeau in 1890 and named after the nominal owner, Delia Nadeau, née Dumas, who was Joseph's wife. It grew considerably through the years, with the miners employed by the city's copper mines often patronizing the ...
Within the first year of operation, the pit extracted 17,000 tons of ore per day at a grade of 0.75% copper. Ultimately, about 1,000,000,000 tons of material were mined from the Berkeley Pit. Copper was the principal metal produced, although other metals were also extracted, including silver and gold. [8]
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Initial exploration of the region occurred in the 1860s with extensive workings developed at the Homestake and Little Daisy Mines between 1904 and 1925. The Homestake mine stopped only a few hundred feet from a high-grade ore body later discovered by Crown Butte Mines (a subsidiary of Hemlo Gold, a Canadian mining company) in 1989-1990 as a result of an intensive drilling campaign.
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.
Pages in category "Ranches on the National Register of Historic Places in Montana" The following 24 pages are in this category, out of 24 total. This list may not reflect recent changes .