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The State Geologic Map Compilation (SGMC) Geodatabase of the Conterminous...
The State Geologic Map Compilation (SGMC) geodatabase of the conterminous United States (https://doi.org/10.5066/F7WH2N65) represents a seamless, spatial database of 48 State... -
Geologic map of the Tanana B-1 quadrangle, central Alaska
This report provides detailed (1:63,360-scale) mapping of the Tanana B-1 Quadrangle (250 square miles; equivalent to four 7.5 minute quadrangles). The area is part of the Manley... -
Geochemical analyses of rock samples collected from the Dora Bay peralkaline...
This data release presents the major and trace element chemistry of rock samples collected by the U.S. Geological Survey (USGS) from surface exposures of the Dora Bay igneous... -
Melt inclusion and mineral geochemical analyses supporting the evaluation of...
This data release presents geochemical analyses of silicate melt inclusions, host quartz phenocrysts, and biotite phenocrysts in samples collected by the U.S. Geological Survey... -
Geochemical data generated by projects funded by the USGS Earth Mapping...
The geochemical data included here were generated as part of the Earth Mapping Resources Initiative (Earth MRI), which was developed by the U.S. Geological Survey (USGS) in... -
Spatial data associated with tungsten skarn resource assessment of the...
A mineral resource assessment was performed by the U.S. Geological Survey (USGS) to assess the potential of undiscovered skarn-hosted tungsten resources in the Northern Rocky... -
Spatial data associated with tungsten skarn resource assessment of the...
A mineral resource assessment was performed by the U.S. Geological Survey (USGS) to assess the potential of undiscovered skarn-hosted tungsten resources in the Northern Rocky... -
Geodatabase for the Preliminary Geologic Map of the Cherry Hill Quadrangle,...
The database for the Preliminary Geologic Map of the Cherry Hill Quadrangle, Dinwiddie, Sussex, and Greensville Counties, Virginia geographically straddles the Coastal Plain and... -
Bedrock geologic map of the Eagle A-1 Quadrangle, Fortymile mining district
Geologists from the Alaska Division of Geological & Geophysical Surveys (DGGS) conducted field investigations and geochemical rock sampling during the 1999, 2000, and 2001... -
National Geochemical Database on Ore Deposits: Legacy data
There is a growing demand for commodities (elements, compounds, minerals) used in today's advanced technologies. Critical minerals are usually found in ore deposits that are... -
Geologic map of the Circle mining district, Alaska
This report provides detailed (1:63,360-scale) mapping of portions of U.S. Geological Survey Circle B-2 (1955), B-3 (1955), B-4 (1952), C-2 (1955), C-3 (1955), and C-4 (1952)... -
U-Pb Isotopic Data and Ages of Zircon and Titanite from Rocks from the...
This data set contains 3 tables containing uranium-lead (U-Pb) isotopic data and crystallization ages of zircon and titanite from igneous, metamorphic, and sedimentary rocks... -
National Geochemical Database on Ore Deposits: Legacy data
There is a growing demand for commodities (elements, compounds, minerals) used in today's advanced technologies. Critical minerals are usually found in ore deposits that are... -
Melt inclusion and mineral geochemical analyses supporting the evaluation of...
This data release presents geochemical analyses of silicate melt inclusions, host quartz phenocrysts, and biotite phenocrysts in samples collected by the U.S. Geological Survey... -
Directory of Public Repositories of Geological Materials
Overview This directory was developed to provide discovery information for anyone looking for publicly accessible repositories that house geological materials in the U.S. and... -
Zircon U-Pb age data, Ray Mountains area, Bettles Quadrangle, Alaska
U-Pb analyses were performed on igneous rocks from the Ray Mountains area of west-central Alaska. These new age analyses will allow us to better evaluate the geochronology of... -
Geochemical data generated by projects funded by the USGS Earth Mapping...
The geochemical data included here were generated as part of the Earth Mapping Resources Initiative (Earth MRI), which was developed by the U.S. Geological Survey (USGS) in... -
U-Pb Isotopic Data and Ages of Titanite and Detrital Zircon from Selected...
This data set contains U-Pb isotopic data and associated ages of titanite from one sample and detrital zircon grains from 33 sedimentary and metasedimentary rocks collected from... -
Geochemical analyses of rock samples collected from the Dora Bay peralkaline...
This data release presents the major and trace element chemistry of rock samples collected by the U.S. Geological Survey (USGS) from surface exposures of the Dora Bay igneous... -
Zircon Trace Element Data for Igneous Units Related to Mineralization in the...
From 2017-2019, framework metallogenic studies were completed in the eastern Yukon-Tanana upland in eastern Alaska. Numerous previously undated plutons known or suspected to...