![Economic geology / Geology of the Rocky Mountains / Coal mining / Geography of Montana / Geography of Wyoming / Powder River Basin / Coal / Appalachian Mountains / West Virginia / Geography of the United States / United States / Geography of North America Economic geology / Geology of the Rocky Mountains / Coal mining / Geography of Montana / Geography of Wyoming / Powder River Basin / Coal / Appalachian Mountains / West Virginia / Geography of the United States / United States / Geography of North America](https://www.pdfsearch.io/img/e553ecaae11a6d86219dc0c88d1cd7af.jpg) Date: 2015-02-23 16:15:56Economic geology Geology of the Rocky Mountains Coal mining Geography of Montana Geography of Wyoming Powder River Basin Coal Appalachian Mountains West Virginia Geography of the United States United States Geography of North America | | Coal Assessments and Coal Research in the Appalachian Basin By Susan J. Tewalt and Leslie F. Ruppert Chapter D.4 of Coal and Petroleum Resources in the Appalachian Basin:Add to Reading ListSource URL: pubs.usgs.govDownload Document from Source Website File Size: 4,23 MBShare Document on Facebook
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