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Aeromagnetic surveys in the Anchorage, Iliamna, and Tyonek quadrangles, Alaska
Gridded data from aeromagnetic surveys |
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Magnetic susceptibilities measured on rocks of the Upper Cook Inlet, Alaska
Analysis of rock samples, with photos of sample localities |
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Digital Data for the Reconnaissance Geologic Map for Prince William Sound and the Kenai Peninsula, Alaska
Geologic map compiled from existing sources without generalization, with new or revised data where available. Part of a statewide geologic map database effort in which the structure and content of the data is as consistent as is practical. |
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Global Geochemical Database for Critical Minerals in Archived Mine Samples
Chemistry and geologic information for historic ore and ore-related rock samples from mineral deposits in the United States and from archetypal deposits from 27 other countries. Data are provide in Microsoft Access, Microsoft Excel, and CSV formats. |
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Airborne electromagnetic and magnetic survey data, Iliamna Volcano, Alaska, June 2012
Airborne electromagnetic and magnetic survey data in 2012 along 556 line-kilometers over this volcano flown at a nominal flight height of 30 meters (m) above terrain with a nominal spacing of 250 m. Data are provided in CSV and GeoTiff formats. |
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Bouguer gravity and magnetic susceptibility measurements at Iliamna Volcano, Alaska 2019
Gravity data collected in 2019 at 21 sites on and around Iliamna Volcano. Data are provided in CSV and GeoTiff formats. |
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Whole Rock Major and Trace Element Chemistry for Igneous and Sedimentary Rocks from the Western Alaska Range, Alaska
Whole rock major and trace element data for 399 igneous and sedimentary rock samples collected from this area. Data are provided in CSV format. |
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U-Pb and 40Ar/39Ar Geochronologic Data for Selected Rocks from the Western Alaska Range, Alaska
Isotopic data and ages for selected igneous bedrock samples collected in 2001 through 2003 from this area. Data are provided in CSV format. |
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U-Pb Isotopic Data and Ages of Zircon and Titanite from Rocks from the Western Alaska Range, Northern Aleutian Range, Taylor Mountains, and Tikchik Mountains Regions, Alaska
U-Pb isotopic data and ages of zircon and titanite from igneous and metamorphic rocks collected from this area. Data are provided in CSV format. |
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40Ar/39Ar Isotopic Data and Ages for Rocks from the Yukon-Tanana Upland of Eastern Alaska and the Northern Aleutian Range of South-Central Alaska
40Ar/39Ar isotopic data and ages for rocks from this area to support geological studies of the mineralization history of deposits in this area. Data are provided in CSV format. |
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Legacy Geochemical Data from Hardcopy Records of Selected Past U.S. Geological Survey Projects
Geochemical data from selected USGS projects from the 1960s-1980s that were previously not published as digital data. Includes geochemical analyses from 36,498 samples of various types using analytical methods and instruments that were current when those studies were carried out. Data are provided in Microsoft Access, shapefile, and CSV formats. |
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