Berkeley Pit
Historic and Protected Site
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- 住所
- Butte , MT 59701 United States
- 電話番号
- (406) 723-7060
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). It is filled to a depth of about 900 feet (270 m) with water that is acidic, about the acidity of beer or tomatoes. As a result, the pit's water is laden with heavy metals and... (Wikipedia)
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