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Date: 2013-02-07 07:48:29 Coal mining Peabody Energy Powder River Basin Wyodak Mine Rawhide Mine Belle Ayr Mine Coal Eagle Butte Mine Dry Fork Mine Wyoming Mining in the United States Economic geology		www.wma-minelife.com u 1 Welcome to the Add to Reading List Source URL: www.wma-minelife.com Download Document from Source Website File Size: 2,89 MB Share Document on Facebook

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