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34:. The company employs about 350 people, and operates the Continental mine, an open pit copper and molybdenum mine at Butte. The Continental pit is the only active mining operation at Butte.
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As of 2006, remaining ore reserves at the
Continental pit were estimated to be 364 million tonnes, averaging 0.35 percent copper, 0.027 percent molybdenum, and 2.2 g/tonne silver.
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The company formed in 1985 with the purpose of restarting copper mining at Butte. Mining, the town's mainstay and claim to fame, had been stopped several years previously when
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shut down its Butte mines. In 1986, Montana
Minerals reactivated the Continental mine, which Anaconda had idled in 1983.
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The
Continental Pit closed again in 2000, but reopened in fall 2003.
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This article about a copper-related corporation or company is a
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Associated Press, "Anaconda will close Butte operation,"
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Jim
Robbins, "Reopening of Anaconda mine bittersweet,"
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Steve J. Czehura, "Butte: a world-class ore deposit,"
22:is an American mining company with headquarters in
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200:Copper mining companies of the United States
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26:. The company is owned by businessman
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96:"Mine reopening lifts battered Butte"
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94:Gallagher, Susan (July 11, 2004).
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153:. You can help Knowledge by
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210:Companies based in Montana
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132:Montana Resources website
32:The Washington Companies
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20:Montana Resources LLP
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