Oklahoma Gas & Electric empties approach the four loading silos as the Belle Ayr Mine, then owned by Amax, on Dec. 21, 1976. Hol Wagner GILLETTE, Wyo. – Wyoming’s pioneering Belle Ayr mine southeast of Gillette has closed abruptly this week, following the bankruptcy filing of parent Blackjewel LLC in West Virginia. The company has […]
Pioneering Powder River Basin mine closes abruptly NEWSWIRE
