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Aerial gamma-ray, Landsat TM, and digital elevation data, Big Bend area, Texas
This report presents the results of analyses and interpretation of aerial gamma-ray, Landsat TM, geologic, and digital elevation data of the Big Bend area in Texas. |
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Geologic map of Big Bend National Park, Texas
New geologic map to reflect mapping of late Cretaceous to Tertiary clastic sedimentary rocks, park-wide mapping of surficial deposits, and a newly revised volcanic stratigraphy. |
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Quality of water and sediment in streams affected by historical mining, and quality of mine tailings, in the Rio Grande/Río Bravo basin, Big Bend area of the United States and Mexico, August 2002
Geochemical data for stream water, sediments, and mine tailings in this area |
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