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Digital Data for the Geologic Map of the Central Beaverhead Mountains, Lemhi County, Idaho, and Beaverhead County, Montana
Detailed geologic units and structural features of this area. Data are provided in Esri file geodatabase and shapefile formats. |
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Geochemical data for the Thunder Mountain volcanic field and dikes in the Stibnite-Yellow Pine district region
Whole rock geochemical data for volcanic rocks in this area, both extrusive rocks and hypabyssal dikes. Major oxides and trace elements are included. Data are provided in CSV format. |
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Geochemical Data Release for Gospel-Hump Wilderness Area, Magruder Corridor and Special Mining Management Zone Additions to the Frank Church River of No Return Wilderness Area, and adjacent areas Idaho and Montana
Geochemical analyses of samples from stream sediments, magnetic heavy-mineral concentrates, nonmagnetic heavy-mineral concentrates, slightly magnetic to nonmagnetic heavy-mineral concentrates, and rocks. All were analyzed by semi-quantitative 6-step emission spectrography. Some of the stream sediment samples were also analyzed by flame-atomic absorption spectrophotometry. Data are provided in Microsoft Access format and as tab-delimited text. |
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Geochemical Data Release for Idaho Primitive Area, including the contiguous Clear Creek-Upper Big Deer Creek Area, the Salmon River Breaks Primitive Area, the Sawtooth Primitive Area, and adjacent areas, central Idaho
Previously unpublished geochemical data from 1966-1984 projects to describe the geology, determine petrologic and geochemical characteristics and to evaluate the mineral resource potential of the primitive areas and of adjacent study areas. Data are provided in Microsoft Access, shapefile, and CSV formats. |
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Geochemical re-analysis of rock and sediment samples from the Lower Middle Fork of the Salmon River collected as part of the Idaho Primitive Area Studies in the 1960's through 1980's
Geochemical data from the re-analysis of 44 rock samples collected between 1966 and 1970, and 107 sediment samples collected in 1966 and 1967 for a study investigating the mineral resources of this area. Data are provided in CSV format. |
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Geochemical reanalysis of rock and sediment samples from the Middle Fork and South Fork of the Salmon River collected in the mid-1960s through the early 1970s as part of the Idaho Primitive Area studies
Geochemical reanalysis of 23 rock and 85 sediment samples collected between 1966 and 1970 by USGS to characterize the regional impact of legacy mining in this area. Data are provided in CSV format. |
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GIS Data for Geologic Map of the Salmon National Forest and Vicinity, East-Central Idaho
A Geologic Map Schema (GeMS)-compliant version that updates the GIS files for the geologic map. Data are provided in Esri file geodatabase and shapefile formats. |
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GIS Data for Geology of the Payette National Forest and Vicinity, West-Central Idaho
A Geologic Map Schema (GeMS)-compliant version that updates the GIS files for the geologic map. Data are provided in Esri file geodatabase and shapefile formats. |
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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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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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National Geochemical Database on Ore Deposits: Legacy data
Chemistry and geologic information for nearly 30,000 historic ore and ore-related rock samples from mineral deposits and mining districts in the United States. Data are provided in Microsoft Access and CSV formats. |
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Reported historic asbestos mines, historic asbestos prospects, and other natural occurrences of asbestos in the conterminous United States
Site-by-site information on 876 natural occurrences of asbestos reported within the conterminous US. Includes location, mineralogy, geology, and relevant literature for each asbestos site. Data are provided in Microsoft Excel, shapefile, and CSV formats. |
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SHRIMP U-Pb and LA-ICPMS U-Pb geochronologic data for igneous and metasedimentary rocks in central Idaho mineral province, U.S.A.
Geochronologic study of emplacement ages for plutons of the Cretaceous Idaho batholith and detrital zircon ages for metasedimentary rocks, west-central Idaho. Data are provided in CSV format. |
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Spatial data associated with tungsten skarn resource assessment of the Northern Rocky Mountains, Montana and Idaho
Resource assessment and supporting data including permissive tracts, mineral sites in the study area, geologic units, geologic maps, stream sediment geochemistry, whole rock chemistry, airborne radiometric data, and lower frequency content EMAG2 data. Data are provided in Esri file geodatabase, shapefile, and CSV formats. |
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U-Pb zircon geochronology data from Eocene igneous rocks in the Stibnite-Yellow Pine mining district and vicinity, Idaho
Geochronology data to determine the ages of Challis igneous rocks in this area to help understand the stratigraphy and lithologic characteristics of these igneous rocks. Data are provided in CSV format.. |
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Water and sediment geochemistry data from the vicinity of Yellow Pine, Idaho
Water characteristics (measured in situ) and laboratory geochemical analysis of water and sediment in this area to quantify the increase in dissolved constituents in streams attributable to historical mining activity. Data are provided in CSV format. |
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