U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT[removed]U.S. GEOLOGICAL SURVEY COAL QUALITY DATABASE: VERSION 2.0 General References ASTM, 1992, Annual Book of American Society for Testing and Materials Standards: ASTM, Philadel

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Date: 1998-09-23 08:26:16 Geology Geology of the Rocky Mountains Geography of Montana Geography of Wyoming Powder River Basin Coal Carbon County Wyoming Vermejo Formation Colorado Economic geology Geography of the United States Wyoming		U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT[removed]U.S. GEOLOGICAL SURVEY COAL QUALITY DATABASE: VERSION 2.0 General References ASTM, 1992, Annual Book of American Society for Testing and Materials Standards: ASTM, Philadel Add to Reading List Source URL: energy.er.usgs.gov Download Document from Source Website File Size: 57,22 KB Share Document on Facebook

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