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Black Thunder Thermal Coal Mine, Wyoming

Producer of

Steam coal

Location

70km south of Gillette, Wyoming, USA

Ownership

Arch Coal Inc.

Geology type

Palaeocene (Early Tertiary) coal measures

Mineral type

Sub-bituminous coal

Reserve base

1,650Mt-plus

Annual production

56.8Mt (2003), currently producing at a rate of 91Mt/y

Employment

425

Bucyrus-Erie 2570WS, 1570W and 1300W walking draglines

P&H 2800 mining shovels

Marion (now B-E) 351M mining shovel

Liebherr T-262, TI-272 and T-282 haul trucks

Komatsu 930E haul trucks

Tamrock Driltech blasthole drills

Caterpillar and Komatsu dozers

Caterpillar and Komatsu wheel loaders

Caterpillar 16G road graders
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