-
Major-oxide and trace-element geochemical data from rocks collected in 2019 f...
During the 2019 field season, geologists from the Alaska Division of Geological & Geophysical Surveys (DGGS) conducted 1:100,000-scale geologic mapping and sampling of a... -
Major-element glass compositions of tephra from the circa 3.6 ka eruption of ...
This Raw Data File presents major-oxide glass geochemical results from the ca. 3.6 ka caldera-forming eruption of Aniakchak volcano, Alaska. These data are part of a larger... -
Major-oxide, minor-oxide, and trace-element geochemical data from rocks colle...
Mineral-resources personnel from the Alaska Division of Geological & Geophysical Surveys carried out a geological field survey, including mapping and sampling, in the... -
U-Pb Zircon ages from bedrock samples collected in the Tanacross D-1, and par...
This Alaska Division of Geological & Geophysical Surveys (DGGS) Preliminary Interpretive Report presents U-Pb ages of zircons from 14 sedimentary, metamorphic, and igneous... -
Major-oxide and trace-element geochemical data from rocks collected in the Ta...
From June 12-21, 2017, the Alaska Division of Geological & Geophysical Surveys (DGGS) geologists carried out geologic mapping and geochemical sampling in the northeastern... -
U-Pb and Lu-Hf isotope, age, and trace-element data from zircons at four site...
This Division of Geological & Geophysical Surveys (DGGS) Raw Data File presents U-Pb geochronology and Lu-Hf isotopic compositions, age-dating results, and additional trace-... -
Geologic Map Index of Alaska
The Geologic Map Index of Alaska (Map Index) is a GIS web feature service paired with an interactive web map application that provides access to an actively growing geographic... -
Major-oxide and trace-element geochemical data from rocks collected in 2015 i...
Late Triassic mafic to ultramafic intrusions in the Wrangellia terrane are host to magmatic sulfide nickel-copper-cobalt and platinum-group element (PGE) mineralization. DGGS's... -
Geochemical data from samples collected in 2020 and 2021 for the Western Tana...
During the 2021 field season, geologists from the Alaska Division of Geological & Geophysical Surveys (DGGS) conducted 1:100,000-scale bedrock geologic mapping of ~2600 mi2... -
Major-oxide and trace-element geochemical data from rocks collected in 2015 i...
The Tok project area is adjacent to the Delta mineral belt volcanogenic massive-sulfide (VMS) district, the Peak gold-silver-copper skarn, and structurally controlled gold and... -
Preliminary characterization of two coals from the upper Prince Creek Formati...
In July of 2018, the Alaska Division of Geological & Geophysical Surveys (DGGS) studied and sampled the coal beds within the upper section of the Prince Creek Formation at... -
Geochemical data from samples collected in 2021 for the Taylor Mountain proje...
Raw Data File 2022-4, Geochemical data from samples collected in 2021 for the Taylor Mountain project, Tanacross and Eagle quadrangles, Alaska, presents whole-rock trace-element... -
Mercury injection capillary pressure results from outcrop samples in the Kagu...
This publication provides mercury injection capillary pressure (MICP) data for 36 outcrop samples collected from the Kaguyak, Naknek, and West Foreland formations in the Iniskin... -
U-Pb detrital zircon geochronology of Cretaceous-Cenozoic sedimentary rocks i...
This report presents U-Pb detrital zircon dates from three sedimentary rock samples collected in the eastern Tanacross Quadrangle during 2019 geologic mapping by the Alaska... -
Major-oxide and trace-element geochemical data from rocks collected in 2018 f...
From June 19 through July 15, 2018, geologists from the Alaska Division of Geological & Geophysical Surveys (DGGS) carried out a geologic mapping and geochemical sampling... -
Mercury injection capillary pressure (MICP) results from outcrop samples in t...
The State of Alaska Division of Geological & Geophysical Surveys (DGGS) is currently engaged in a multi-year study of the hydrocarbon potential of the Tertiary and Mesozoic... -
Major-oxide and trace-element geochemical data from rocks collected in the To...
Geologists from the Alaska Division of Geological & Geophysical Surveys (DGGS) and University of Alaska carried out a two-part geologic mapping and geochemical sampling... -
Major-oxide, minor-oxide, and trace-element geochemical data from rocks colle...
Geologists from the Alaska Division of Geological & Geophysical Surveys (DGGS) and the University of Alaska Fairbanks (UAF) carried out geologic field surveys, including... -
Mercury injection capillary pressure results from outcrop samples in the Inde...
The State of Alaska Division of Geological & Geophysical Surveys (DGGS) is currently engaged in a multi-year study of the hydrocarbon potential of the Tertiary and Mesozoic... -
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...