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Federal
Argon geochronology data forMultiproxy Cretaceous-Paleogene boundary event stratigraphy: an Umbria-Marche basin-wide perspective recent views
Department of the Interior —
This dataset accompanies publication 'Multiproxy Cretaceous-Paleogene boundary event stratigraphy: an Umbria-Marche basin-wide perspective'. -
Federal
Argon data for Yellow Pine recent views
Department of the Interior —
This dataset accompanies planned publication 'Timing of Hydrothermal Alteration and Au-Sb-W Mineralization, Stibnite-Yellow Pine District, Idaho'. The Ar/Ar data is... -
Federal
Argon geochronology data for eastern Bhutan recent views
Department of the Interior —
This dataset accompanies publication 'The influence of foreland structures on hinterland cooling: evaluating the drivers of exhumation in the eastern Bhutan... -
Federal
Mineralogy, chemistry and isotope composition of silica sinter deposits from the Upper Geyser Basin, Yellowstone National Park: beryllium isotope data recent views
Department of the Interior —
Sample Collection:Field work was conducted in November 2018 in the Upper Geyser Basin. Three sinter samples were collected from Castle Geyser and one sinter sample... -
Federal
U-Pb SHRIMP and 40Ar/39Ar geochronologic data and backscatter electron (BSE) and panchromatic cathodoluminescent (CL) imagery of sample materials for study of dikes, country rock, and alteration systems, Butte, U.S.A. recent views
Department of the Interior —
These data are for a multidisciplinary study of dikes, country rock, and alteration systems, Butte, U.S.A. Results of the study are described and interpreted in Lund... -
Federal
Uranium-Lead Ages, Hafnium Isotope Ratios, and Trace Element Concentrations by Laser-Ablation Split Stream (LASS) Analysis of Igneous Zircons from the Darby Mountains Area, Seward Peninsula, Alaska recent views
Department of the Interior —
This data set contains uranium–lead (U-Pb) isotopic data and ages, hafnium (Hf) isotope data, and trace element concentrations of zircon from igneous rocks collected... -
Federal
SHRIMP U-Pb geochronologic data for zircon and titanite from Mesoproterozoic rocks of the St. Francois Mountains terrane, southeast Missouri, U.S.A. recent views
Department of the Interior —
These data are for a regional geochronologic study of Mesoproterozoic rocks in the St. Francois Mountains, southeast Missouri. Zircon, plus one sample of titanite,... -
Federal
Sulfide Electron Microprobe Analyses and Petrography of Mineralized Samples from the Stratabound Sheep Creek Sediment-Hosted Zn-Pb-Ag-Sn Prospect, and SHRIMP U–Pb Zircon Data for Metaigneous Rocks in the Bonnifield Mining District, Healy Quadrangle, Alaska recent views
Department of the Interior —
This data set contains 99 electron microprobe analyses of cassiterite, chalcopyrite, galena, pyrite, sphalerite, and tetrahedrite from seven Sheep Creek drill core... -
Federal
Radiometric ages and descriptive data for Holocene corals from southeast Florida recent views
Department of the Interior —
This data release compiles descriptive information (location, water depth, etc.) and radiometric ages from corals collected through the Southeast Florida Continental... -
Federal
U-Pb detrital zircon geochronology of cores and cuttings from selected wells in Arctic Alaska recent views
Department of the Interior —
Select samples were collected from boreholes in Arctic Alaska to determine the U-Pb ages of zircon to determine a maximum depositional age of the geologic units... -
Federal
U-Pb and 40Ar/39Ar Geochronologic Data for Selected Rocks from the Western Alaska Range, Alaska recent views
Department of the Interior —
This dataset includes four tables with isotopic data and ages for selected igneous bedrock samples collected in 2001 through 2003 from the Western Alaska Range,... -
Federal
Water-Quality and Borehole Geophysical Data Associated with Uranium Background Concentrations at the Homestake Superfund Site near Milan, New Mexico: 2016 (ver. 1.2) recent views
Department of the Interior —
The datasets contained herein were collected as part of a cooperative U.S. Geological Survey (USGS) and U.S. Environmental Protection Agency (EPA) project entitled... -
Federal
U-Pb SHRIMP geochronologic data for study of dikes, Butte, U.S.A. recent views
Department of the Interior —
These data are U-Pb sensitive high-resolution ion microprobe (SHRIMP) geochronology data from quartz porphyry dikes for the study of the Butte mining district, U.S.A.... -
Federal
Backscatter electron (BSE) and panchromatic cathodoluminescent (CL) imagery of sample materials for study of alteration systems, Butte, U.S.A. recent views
Department of the Interior —
Backscatter electron (BSE) and panchromatic cathodoluminescent (CL) imagery of minerals from samples dated by 40Ar/39Ar are for the study of the Butte mining... -
Federal
Argon data for Klamath Mountains recent views
Department of the Interior —
This dataset accompanies planned publication '40Ar/39Ar geochronology of hydrothermal activity related to orogenic gold mineralization in the Klamath Mountains,... -
Federal
U-Pb detrital zircon data for: lower Paleozoic sedimentary rocks near Silverton, CO USA recent views
Department of the Interior —
This Laser ablation ICPMS U-Pb detrital zircon data set supports mapping and stratigraphic interpretations of the Upper Devonian Ignacio Formation in southwestern... -
Federal
Argon data for Central Anatolian Ophiolite recent views
Department of the Interior —
This dataset accompanies planned publication 'Conditions, mechanisms, and timing of high-grade metamorphism and ductile deformation of the southern segment of the... -
Federal
Sedimentary Data From Grand Bay, Alabama/Mississippi, 2014-2016 (ver. 1.1, April 2020) recent views
Department of the Interior —
This data release is an archive of sedimentary field and laboratory analytical data collected in Grand Bay, Alabama/Mississippi from 2014-2016 by scientists from the... -
Federal
U-Pb zircon data for igneous units related to mineralization in the eastern Yukon-Tanana upland, eastern Alaska recent views
Department of the Interior —
From 2017-2019, framework metallogenic studies were completed in the eastern Yukon-Tanana upland in eastern Alaska. Numerous previously undated plutons known or... -
Federal
Radioisotopic data from USGS laboratory in St. Petersburg, Florida recent views
Department of the Interior —
Specific activities of cesium-137 (half life = 30.17 years), lead-210 (half life = 22.3 years), radium-226 (half life = 1,600 years), thorium-234 (half life = 24.1...