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Federal
Geochemical and mineralogical analyses of uranium ores from the Hack II and Pigeon deposits, solution-collapse breccia pipes, Grand Canyon region, Mohave and Coconino Counties, Arizona, USA
Department of the Interior —
This data release compiles the whole-rock geochemistry, X-ray diffraction, and electron microscopy analyses of samples collected from the uranium ore bodies of two... -
Federal
Database for the geologic map of the Frederick 30 x 60 quadrangle, Maryland, Virginia, and West Virginia
Department of the Interior —
The database for the geologic map of the Frederick 30 x 60 quadrangle covers the distinct geologic provinces and sections of the central Appalachian region that are... -
Federal
Niobium Deposits in the United States
Department of the Interior —
This U.S. Geological Survey (USGS) data release provides the descriptions of 11 U.S. sites that include mineral regions, mines, and mineral occurrences that contain... -
Federal
Geology of the Grandfather Mountain Window and Vicinity, North Carolina and Tennessee
Department of the Interior —
The Blue Ridge belt in northwestern North Carolina and northeastern Tennessee is composed chiefly of 1,000-million to 1,100-million-year-old metamorphic and plutonic... -
Federal
Geologic Database of Information on Volcanoes in Alaska (GeoDIVA)
Department of the Interior —
Geologic Database of Information on Volcanoes in Alaska (GeoDIVA), Digital Data Series 20, is the enterprize database that serves as the back-end to AVO's public and... -
Federal
Extent of Pliocene hyaloclastic deposits and related lava flows in the Columbia Gorge, Oregon and Washington
Department of the Interior —
This dataset contains polygons representing deposits of hyaloclastic debris that were generated between about 3.5 and 3.0 million years ago when a series of basaltic... -
Federal
Sulfur dioxide emission rates from Hawaiian volcanoes, 2018-2022
Department of the Interior —
Measurement of sulfur dioxide (SO2) emission rates is a critical aspect of monitoring and studying active volcanoes. Changes in emission rate are often associated... -
Federal
Geochemical data supporting a comparison of apatite between regional magmatism and the Pea Ridge Iron Oxide-Apatite-Rare Earth Element (IOA-REE) and Boss Iron Oxide-Copper-Cobalt-Gold-REE Deposits (IOCG) deposits, southeastern Missouri, USA
Department of the Interior —
This data release presents high-spatial resolution geochemical analyses collected from Mesoproterozoic apatite crystals in igneous rocks from the St. Francois...