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Found 209 dataset(s) matching "nca2000".
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This is a shapefile of the structure contours on top of the Trout Creek Sandstone Mbr.in the Yampa coal field, northwestern Colorado.
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This dataset is the digital compilation of geologic and resource maps provided mostly by State geologic surveys and depicts the projected area of occurrence of the Upper Freeport coal bed. The...
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This ArcView shapefile contains a polygon representation of the Hanna and Carbon Basins, Wyoming. This shapefile was created as part of the National Coal resource Assessment in the Northern...
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Geologic units of the Lower White River coal field. The original scale is 1 : 500000. The Deserado coal area was modified using 1 : 24,000-scale geologic maps.
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This ArcView shapefile contains a polygon representation of generalized geology in the Green River Basin. This geology shapefile was produced as part of the National Coal Resource Assessment of...
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This dataset is a polygon coverage of the resource areas of the Lower Kittanning coal zone. This dataset is the digital compilation of geologic and resource maps provided mostly by State geologic...
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This is a shapefile of the structure contours on top of the Rollins Sandstone Mbr. in the southern Piceance Basin coal assessment area.
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This dataset portrays the boundary of the Regions as defined for the National Coal Resource Assessment Project.
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This data set portrays the land ownership polygon features in the U.S. Geological Survey (USGS) Colorado Plateau coal assessment study area (Colorado, Utah, New Mexico and Arizona). The data set...
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This is a shape file and coverage of the top of the Rollins Sandstone Member. It outlines the area underlain by the coal-bearing Cameo/Fairfield coal group in the southern Piceance Basin coal...
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This ArcView shape file contains a polygon representing the extent of the Raton Coal Basin boundary. This theme was created specifically for the National Coal Resources Assessment in the Northern...
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This is a shapefile and coverage of points used in the assessment of coal in the lower Blackhawk Formation, southern Wasatch Plateau, Utah.
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This ArcView shapefile contains a polygon representation of the Deadman coal zone in the Black Butte area of the Point of Rocks-Black Butte coalfield, Wyoming. This boundary is a part of the...
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This ArcView shapefile contains a polygon representation of the Deadman coal zone thickness located within the Black Butte area of the Point of Rocks-Black Butte coalfield in the Greater Green...
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This ArcView shapefile contains a polygon representation of the overburden thickness above the uppermost coal in the Deadman coal zone in the southern part (Black Butte area) of the Point of...
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This ArcView shapefile contains a representation of the Big Horn basin boundary. This theme was created specifically for the National Coal Resources Assessment in the Northern Rocky Mountains and...
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This ArcView shapefile contains a polygon representing the extent of the Bull Mountain coal basin boundary. This theme was created specifically for the National Coal Resources Assessment in the...
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This is a shapefile and ARC/INFO point coverage of coal geochemistry in the Colorado Plateau. This GIS layer was created from the U.S. Geological Survey's USCHEM database for the Colorado Plateau...
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This is a polygon coverage of the outcrop of the John Henry Member of the Straight Cliffs Formation east of 112 degrees of longitude in the Kaiparowits Plateau, southern Utah. This polygon was...
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This is a shapefile and coverage of the structure contours on top of the Huerfanito Bentonite bed, San Juan Basin Colorado and New Mexico.
