Circle

1:250,000 Alaska quadrangle
Subtopics:
Circle A-1 (1 items)
Circle A-2 (1 items)
Circle A-3 (1 items)
Circle A-4 (1 items)
Circle A-5 (1 items)
Circle A-6 (2 items)
Circle B-1 (1 items)
Circle B-2 (1 items)
Circle B-3 (1 items)
Circle B-4 (1 items)
Circle B-5 (2 items)
Circle B-6 (2 items)
Circle C-2 (1 items)
Circle C-3 (1 items)
Circle C-4 (1 items)
Circle C-5 (1 items)
Circle C-6 (2 items)

Results listed alphabetically [list by similarity]
Chemical analysis of archived stream-sediment samples, Alaska

Geochemical data for more than 1,500 archived stream-sediment samples and accompanying quality control samples.

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Data from the chemical analysis of archived stream-sediment samples, Alaska

Elemental concentration data for more than 1700 archived stream-sediment samples collected in Alaska.

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Geochemical data generated by projects funded by the USGS Earth Mapping Resources Initiative

Includes all geochemical data generated by each project partnership funded through Earth MRI and will be updated periodically as additional geochemical data from these projects becomes available.

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Geologic map of central (interior) Alaska

Geologic map and associated digital databases of central Alaska. Compilation and reinterpretation of previously published and unpublished mapping at 1:250,000 scale, with limited 1:125,000 and 1:63,360 scale mapping.

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Preliminary integrated geologic map databases for the United States: Digital data for the generalized bedrock geologic map, Yukon Flats region, east-central Alaska

Digital geologic map information with a consistent set of attributes, part of a national compilation of similar maps. Available in formats compatible with GIS.

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Qualitative Mineral Potential Map of Tungsten Skarn in the Yukon-Tanana Uplands, Eastern Alaska, USA, 2021

GIS data that map potential for tungsten skarn mineralization in permissive tracts in the Yukon-Tanana Uplands, Eastern Alaska, along with tables listing keywords and procedures used to produce the permissive tracts and score them for mineral potential. Data are provided in Esri file geodatabase, shapefile, KML and CSV formats.

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U-Pb Isotopic Data and Ages of Zircon and Titanite from Rocks from the Yukon-Tanana Upland, Alaska

Uranium-lead isotopic data and crystallization ages of zircon and titanite from igneous, metamorphic, and sedimentary rocks collected from this area for geochronologic analysis. Data are provided in CSV format.

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