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This data release contains programmed pyrolysis, organic petrographic (reflectance), and semiquantitative X-ray diffraction mineralogy data for subsurface coal and shale samples from around the...
Search relevance: 1.00 | Views last month: 37 | Catalog Last Checked: May 05, 2026 at 09:00 PM -
This dataset is intended to provide seamless, integrated bedrock geologic mapping of the U.S. Intermountain West region and is funded by the National Cooperative Geologic Mapping Program of the...
Search relevance: 1.00 | Views last month: 35 | Catalog Last Checked: May 05, 2026 at 07:47 PM -
The geodatabase for the Charlotte 1 degree × 2 degrees quadrangle by Goldsmith and others (1988) was compiled in the Geologic Map Schema (GeMS). The geologic map extends across four lithotectonic...
Search relevance: 1.00 | Views last month: 26 | Catalog Last Checked: May 05, 2026 at 09:23 PM -
This dataset is a polygon coverage of counties limited to the extent of the Fire Clay coal zone resource areas and attributed with original resources (millions of short tons) in aggregated...
Search relevance: 1.00 | Views last month: 25 | Catalog Last Checked: May 05, 2026 at 07:54 PM -
The 1:100,000-scale geologic map of the South Boston 30' x 60' quadrangle, Virginia and North Carolina, provides geologic information for the Piedmont along the I-85 and U.S. Route 58 corridors...
Search relevance: 1.00 | Views last month: 19 | Catalog Last Checked: May 05, 2026 at 09:25 PM -
This dataset is a polygon coverage of counties limited to the extent of the Pond Creek coal zone resource areas and attributed with remaining resources (millions of short tons) in aggregated...
Search relevance: 1.00 | Views last month: 19 | Catalog Last Checked: May 05, 2026 at 08:35 PM -
For the open-file report we collected new coking coal samples from Alabama, Kentucky, Oklahoma and Arkansas and analyzed them for proximate and ultimate analyses; calorific value; sulfur forms;...
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This dataset is a point coverage of attributes on data location, thickness of the Pond Creek coal bed main bench, and its elevation, in feet. The file is also found as an ASCII Appendix of Chapter...
Search relevance: 1.00 | Views last month: 18 | Catalog Last Checked: May 05, 2026 at 08:33 PM -
This dataset is a polygon coverage of counties limited to the extent of the Pond Creek coal zone resource areas and attributed with original resources (millions of short tons) in aggregated...
Search relevance: 1.00 | Views last month: 17 | Catalog Last Checked: May 05, 2026 at 09:16 PM -
This dataset is a polygon coverage of the Fire Clay coal zone that represents the areas in which resources were calculated and is only part of the full outcrop of the coal zone. Parts of the...
Search relevance: 1.00 | Views last month: 16 | Catalog Last Checked: May 05, 2026 at 09:46 PM -
This dataset is a polygon coverage of counties limited to the extent of the Fire Clay coal zone resource areas and attributed with statistics on the thickness of the Fire Clay coal bed, its...
Search relevance: 1.00 | Views last month: 15 | Catalog Last Checked: May 05, 2026 at 08:55 PM -
This dataset is a polygon coverage of counties limited to the extent of the Pond Creek coal bed resource areas. Resource areas are only a subset of the entire areal extent of the Pond Creek coal...
Search relevance: 1.00 | Views last month: 15 | Catalog Last Checked: May 05, 2026 at 08:21 PM -
This dataset captures in digital form previously published maps showing the inferred extent and subsurface elevation of several Paleozoic consolidated rock units in the northern Midwest of the...
Search relevance: 1.00 | Views last month: 13 | Catalog Last Checked: May 05, 2026 at 08:22 PM -
This data release presents geologic map data for the bedrock geology of the Blanca Peak, Walsenburg, Trinidad, and Alamosa 30' x 60' quadrangles, Colorado. Geologic mapping incorporates new...
Search relevance: 1.00 | Views last month: 13 | Catalog Last Checked: May 05, 2026 at 09:20 PM -
This digital data release contains geospatial geologic data compiled for northeastern California, a region predominantly covered by Quaternary and Neogene volcanic rocks. Geologic map data were...
Search relevance: 1.00 | Views last month: 13 | Catalog Last Checked: May 05, 2026 at 10:18 PM -
This 1:50,000-scale geologic map represents a compilation of the most recent geologic studies of the upper Arkansas River valley, between Leadville and Salida, Colorado. The valley is structurally...
Search relevance: 1.00 | Views last month: 12 | Catalog Last Checked: May 05, 2026 at 09:13 PM -
This digital map shows the geographic extent of rock stratigraphic units (formations) as compiled by Colton in 1976 under the Front Range Urban Corridor Geology Program. Colton used his own...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: May 05, 2026 at 07:43 PM -
This dataset is a polygon coverage of counties limited to the extent of the Pocahontas No. 3 coal bed resource areas and attributed with statistics on the thickness of the Pocahontas No. 3 coal...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: May 05, 2026 at 07:59 PM -
This dataset is a polygon coverage of counties limited to the extent of the Pond Creek coal bed resource areas and attributed with statistics on the thickness of the Pond Creek coal zone, its...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: May 05, 2026 at 09:39 PM -
This dataset is a polygon coverage of counties limited to the extent of the Pocahontas No. 3 coal bed resource areas and attributed with original resource values (millions of short tons) in...
Search relevance: 1.00 | Views last month: 10 | Catalog Last Checked: May 05, 2026 at 09:39 PM
