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Federal
USGS National Geologic Map Database Collection NGDA recent views
Department of the Interior —
The National Geologic Map Database (NGMDB) is a Congressionally mandated national archive of geoscience maps, reports, and stratigraphic information. The Geologic... -
Federal
Optically Stimulated Luminescence (OSL) data and ages for selected Native American Sacred Ceremonial Stone Landscape features--Final Project Report Submitted to the Narragansett Tribal Historic Preservation Trust recent views
Department of the Interior —
Stone rows, enclosures, structures and chambers can be found in the landscapes of Massachusetts and Rhode Island. Structures similar to those shown in the cover photo... -
State
Preliminary geologic map of the Fairbanks mining district, Alaska recent views
State of Alaska —
Public Data File 96-16, Preliminary geologic map of the Fairbanks mining district, Alaska, provides detailed (1:63,360-scale) geologic mapping of portions of U.S.... -
Federal
40Ar/39Ar geochronology of the Tonopah, Divide, and Goldfield districts, Nevada recent views
Department of the Interior —
Ar/Ar data are reported from minerals and rocks that were collected as part of a mineral resource investigation of the Tonopah, Divide, and Goldfield districts in... -
Federal
Geochemical and geochronologic data from the Stillwater Range, Clan Alpine, and Desatoya Mountains, Nevada (ver. 3.0, December 2023) recent views
Department of the Interior —
This dataset contains argon-argon and U-Pb geochronologic data collected from igneous rocks in the Stillwater Range, Clan Alpine, and Desatoya Mountains, western... -
Federal
U-series and Sr-isotope data release supporting Tufa and Water Radiogenic Geochemistry and Tufa Ages for Two Karst Aquifers in the Buffalo National River Region, Northern Arkansas recent views
Department of the Interior —
This dataset includes tables of U- and Th-isotopic data used to calculate uranium-series age estimates (230Th/U method) and initial 234U/238U activity ratios for... -
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... -
State
40Ar/39Ar data from rocks collected in 2013 in the Wrangellia mineral assessment area, Gulkana, Healy, Mount Hayes, and Talkeetna Mountains quadrangles, Alaska recent views
State of Alaska —
This DGGS report presents 40Ar/39Ar age dating results from selected mafic to intermediate intrusions encountered during a geological and geochemical resource... -
Federal
Geothermal Play-Fairway Analysis of Washington State Prospects: Final Report recent views
Department of Energy —
This package includes the final technical report for the Play-Fairway project in Washington State. It includes all activities and reporting from phases 1, 2, and 3.... -
State
Geologic map of portions of the Livengood B-3, B-4, C-3, and C-4 quadrangles, Tolovana mining district, Alaska recent views
State of Alaska —
Geologic map of portions of the Livengood B-3, B-4, C-3, and C-4 quadrangles, Tolovana mining district, Alaska, Report of Investigation 2016-5, presents a geologic... -
State
Geologic map of Okmok Volcano recent views
State of Alaska —
Geologic map of Okmok Volcano, Report of Investigation 2023-1, provides 40Ar/39Ar and radiocarbon geochronology data from Okmok Volcano and its eruptive products.... -
Federal
Geochemical and 40Ar/39Ar Analytical Data of Rocks from Glacier Bay National Park and Preserve recent views
Department of the Interior —
This data set contains major and trace element geochemical data and 40Ar/39Ar isotopic data and ages for rock samples collected during 2016 fieldwork in Glacier Bay... -
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
Paleoecological data from Great Dismal Swamp: reanalysis of Whitehead Site DS-49 recent views
Department of the Interior —
Pollen and geochronological data from sediment core DS-49 were generated in support of research on long-term patterns of vegetation, fire, and climate in Great Dismal... -
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
40Ar/39Ar Isotopic Data and Ages for Rocks from the Yukon-Tanana Upland of Eastern Alaska and the Northern Aleutian Range of South-Central Alaska recent views
Department of the Interior —
This data set contains 40Ar/39Ar isotopic data and ages for rocks from the Yukon-Tanana upland of eastern Alaska and the northern Aleutian Range of south-central... -
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,... -
State
Geologic map of the Talkeetna Mountains C-4 Quadrangle and adjoining areas, central Alaska recent views
State of Alaska —
The Alaska Division of Geological & Geophysical Surveys (DGGS), in partnership with the U.S. National Cooperative Geologic Mapping Program, mapped approximately...