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Economic geology
Scientific study of the formation, location, and use of marketable geologic materials including fuels, metals, minerals, and water.
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Coal Resource Classification System of the U.S. Geological Survey [More info]
The classification system by which coal is classified into resource/reserve base/reserve categories on the basis of the geologic assurance of the existence of those categories and on the economic feasibility of their recovery.
Coal database for Cook Inlet and North Slope, Alaska [More info]
Published and nonconfidential unpublished coal data from wells in Alaska. Includes well locations, depth and thickness of coal in well, formation type and name, and business administrative information such as permit numbers.
Coal on federal lands [More info]
Information on coal on federally owned public lands with links to database and maps for federal coal ownership of the United States, Rocky Mountains and Great Plains, and Colorado Plateau.
Coal-bed gas resources of the Rocky Mountain region [More info]
Summary of the technically recoverable coal-bed gas resources of the Rocky Mountain region.
Coal-bed methane: potential and concerns [More info]
Fact sheet in PDF format on occurrence and recoverability of coalbed methane in the U.S. and related environmental concerns.
Coalbed methane studies [More info]
Methane (natural gas), while frequently developed with petroleum, also occurs in association with coal and accounts for about 7.5 percent of U.S. natural gas production. Links to digital publications on coalbed methane.
PDF Copper - A Metal for the Ages [More info]
Sources, uses, and patterns of consumption of copper worldwide
Crustal Imaging and Characterization Team [More info]
Crustal imaging and characterization home with links to projects on earth science technologies including geophysical, geochemical, and isotope studies, online publications and data, and newsletter Minerals News.
Databases and simplified geology for mineralized areas, claims, mines, and prospects in Wyoming. [More info]
This data release contains mineral resource and geology data for metallic and nonmetallic mineral sites in Wyoming. Data is provided in both spreadsheet format (Microsoft Excel) and in GIS ArcView and MapInfo. Text available in PDF format.
PDF Development of industrial minerals in Colorado [More info]
Explains how industrial minerals are produced and overseen through governmental regulation, and describes the industrial mineral resources of central Colorado.
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