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Low-Temperature Thermochronometric Data from the Revelation Mountains,...
This data set provides low-temperature thermochronometric data from 16 rock samples collected from the Revelation Mountains area in western Alaska Range. These data are from... -
Field station locations and magnetic susceptibility data collected in 2020...
DGGS Raw Data File 2022-3, Field station locations and magnetic susceptibility data collected in 2020 and 2021 for the Western Tanacross project, Tanacross and Eagle... -
Zircon U-Pb data for volcanic ash beds in the Barstow Formation, California...
Zircon grains separated from altered ash beds were analyzed to better understand the ages of beds. Isotopic analyses for U-Pb geochronology and trace element geochemistry were... -
Low-Temperature Thermochronometric Data along the Fairweather Fault,...
This data set provides low-temperature thermochronometric data from 15 rock samples collected along the Fairweather fault in southeast Alaska. These data are from four different... -
Mineral Commodity Summaries 2022 - ZIRCONIUM AND HAFNIUM Data Release
This data release contains the U.S. salient statistics and world production data extracted from the ZIRCONIUM AND HAFNIUM data sheet of the USGS Mineral Commodity Summaries 2022. -
U-Pb data for inherited cassiterite in "Tin Granites", an example from the...
Zircon (ZrSiO4) and cassiterite (SnO2) samples were collected by the U.S. Geological Survey (USGS) from the Yazov Granite, Transbaikalia region, Eastern Siberia, Russia. Samples... -
U-Pb Zircon ages from bedrock samples collected in the Tanacross D-1, and...
This Alaska Division of Geological & Geophysical Surveys (DGGS) Preliminary Interpretive Report presents U-Pb ages of zircons from 14 sedimentary, metamorphic, and igneous... -
Low-Temperature Thermochronometric Data along the Fairweather Fault,...
This data set provides low-temperature thermochronometric data from 15 rock samples collected along the Fairweather fault in southeast Alaska. These data are from four different... -
U-Pb and Lu-Hf isotope, age, and trace-element data from zircons at four...
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-... -
Geochemical, Geochronologic, Rock-Eval, and Spectral Gamma Ray Data for...
This set of data files contains analyses of samples representing the Triassic Shublik and Otuk Formations in Alaska. The samples were collected from the Brontosaurus 1 well and... -
Apatite and zircon U/Pb and fission track geochronologic and...
This data release contains apatite and zircon U/Pb and fission track data for six samples collected along the Fall Line of the southeastern United States, from Virginia to the... -
Bedrock-geologic map, Alaska Highway corridor, Dot Lake to Tetlin Junction, Alaska
Preliminary Interpretive Report 2019-2, Bedrock-geologic map, Alaska Highway corridor, Dot Lake to Tetlin Junction, Alaska, shows the distribution of bedrock units exposed at or... -
U-Pb detrital zircon geochronology of Cretaceous-Cenozoic sedimentary rocks...
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... -
Measured stratigraphic section in the upper Schrader Bluff Formation (Late...
Preliminary Interpretive Report 2021-3, Measured stratigraphic section in the upper Schrader Bluff Formation (Late Campanian-Maastrichtian?), Ivishak River, Alaska, presents... -
U-Pb zircon age data from meta-igneous rocks in the Clearwater Mountains,...
We report U-Pb zircon geochronology results for one metavolcanic and one metaplutonic rock sample from the Mount Hayes A-6 Quadrangle of central Alaska. These samples are... -
Detrital zircon maximum depositional dates for the Jurassic Chinitna and...
This report and it's accompanying analytical data present uranium-lead (U-Pb) detrital zircon dates for the Paveloff Siltstone Member of the Chinitna Formation and the lower... -
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... -
Progress report on the geology and mineral resources of the Nome mining...
Public Data File 94-39, Progress report on the geology and mineral resources of the Nome mining district, Alaska, presents 1:63,360-scale reconnaissance bedrock and surficial... -
Apatite and zircon U/Pb and fission track geochronologic and...
This data release contains apatite and zircon U/Pb and fission track data for six samples collected along the Fall Line of the southeastern United States, from Virginia to the... -
Geochemical, Geochronologic, Rock-Eval, and Spectral Gamma Ray Data for...
This set of data files contains analyses of samples representing the Triassic Shublik and Otuk Formations in Alaska. The samples were collected from the Brontosaurus 1 well and...