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Federal
Geologic Map geodatabase of the valley corridor of the 59-mile reach of the Missouri National Recreational River, South Dakota, Nebraska, and Iowa: Gavins Point Dam to North Sioux City recent views
Department of the Interior —
This geologic map area of 5,430 km2 spans a reach of the lower Missouri River valley and adjoining uplands for about 100 kilometers east of Gavins Point Dam, the... -
Federal
Digital database of the previously published Geologic map of the Limon quadrangle, Colorado and Kansas recent views
Department of the Interior —
This digital data release contains geospatial geologic and paleontological data of the 1° x2 °, 1:250,000 Limon quadrangle covering eastern Colorado and western... -
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
Digital database of the previously published bedrock geologic map showing thickness of overlying Quaternary deposits, Grand Island quadrangle, Nebraska and Kansas recent views
Department of the Interior —
This digital data release contains geospatial data for the 1:250,000 scale geologic map of the Grand Island 1 degree by 2 degree quadrangle, Nebraska, originally... -
State
Map of Alaska's coal resources recent views
State of Alaska —
This data contains the location of coal resources within the State of Alaska and created in cooperation with the Alaska Coal Association. Total hypothetical coal... -
State
Bedrock geologic map of the Kigluaik Mountains, Seward Peninsula, Alaska recent views
State of Alaska —
Bedrock geologic map of the Kigluaik Mountains, Seward Peninsula, Alaska, Public Data File 97-31, presents a 1:63,360-scale bedrock geologic map of parts of the... -
State
Geologic map of the Iditarod C-3 Quadrangle, Alaska recent views
State of Alaska —
Geologic map of the Iditarod C-3 Quadrangle, Alaska, Professional Report 96, provides 1:63,360 geologic mapping of the Iditarod C-3 Quadrangle. The Iditarod C-3... -
Federal
Digital subsurface data from USGS Regional Aquifer System Analysis of the San Juan basin and adjacent areas, Utah, Colorado, Arizona, and New Mexico recent views
Department of the Interior —
The San Juan basin is a significant physical and structural element in the southeastern part of the Colorado Plateau physiographic province. The San Juan basin is in... -
State
Preliminary Derivative Geologic Materials Map of the Fairbanks Mining District, Alaska recent views
State of Alaska —
This map illustrates potential near-surface sources of geologic materials that may be useful for construction and other purposes. Field observations indicate that... -
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.... -
State
Bedrock geologic map of the northern Fairbanks mining district, Circle Quadrangle, Alaska recent views
State of Alaska —
Bedrock geologic map of the northern Fairbanks mining district, Circle Quadrangle, Alaska, Preliminary Interpretive Report 2022-2, presents whole-rock trace-element... -
State
Bristol Bay and Alaska Peninsula 2004: Fieldwork and sample analyses compilation report recent views
State of Alaska —
These data are part of a preliminary report based on the 22-day, two-phase, 2004 Bristol Bay-Alaska Peninsula field program. The program's first phase focused on... -
State
Major-oxide, minor-oxide, trace-element, and geochemical data from rocks collected in 2010 in the Tolovana mining district, Livengood B-3 and B-4 quadrangles, Alaska recent views
State of Alaska —
Mineral-resources personnel from the Alaska Division of Geological & Geophysical Surveys carried out a geological field survey, including mapping and sampling... -
State
Mercury injection capillary pressure results from outcrop samples in the Kaguyak, Naknek, and West Foreland formations, Iniskin Peninsula region, Alaska recent views
State of Alaska —
This publication provides mercury injection capillary pressure (MICP) data for 36 outcrop samples collected from the Kaguyak, Naknek, and West Foreland formations in... -
State
U-Pb Zircon ages from bedrock samples collected in the Tanacross D-1, and parts of the D-2, C-1, and C-2 quadrangles, Alaska recent views
State of Alaska —
This Alaska Division of Geological & Geophysical Surveys (DGGS) Preliminary Interpretive Report presents U-Pb ages of zircons from 14 sedimentary, metamorphic,... -
State
40AR/39AR Ages from the East Bonnifield geologic map area, Fairbanks A-1, Fairbanks A-2, Healy D-1, and Healy D-2 quadrangles, Alaska recent views
State of Alaska —
40Ar/39Ar data from plutonic, dike, and alteration samples collected during geologic mapping of the eastern part of the Bonnifield mining district geologic map area... -
State
40Ar/39Ar data from the Talkeetna Mountains C-4 Quadrangle and adjoining areas, central Alaska recent views
State of Alaska —
This report presents 40Ar/39Ar step-heating geochronology results for igneous and metamorphic rocks from the Alaska Division of Geological & Geophysical Surveys'... -
State
40Ar/39Ar data, Alaska Highway corridor from Delta Junction to Canada border, parts of Mount Hayes, Tanacross, and Nabesna quadrangles, Alaska recent views
State of Alaska —
40Ar/39Ar analyses of igneous rocks from the Alaska Highway corridor between Delta Junction and the Canada border show a range of Cretaceous ages from about 68 Ma to... -
State
40Ar/39Ar data, Seward Peninsula, Alaska recent views
State of Alaska —
This Alaska Division of Geological & Geophysical Surveys (DGGS) Raw Data File presents 40Ar/39Ar age dating results for a volcanic whole-rock sample, selected... -
State
Bedrock geologic map of the Salcha River-Pogo area, Big Delta Quadrangle, Alaska recent views
State of Alaska —
Report of Investigations 2004-1b, Bedrock geologic map of the Salcha River-Pogo area, Big Delta Quadrangle, Alaska covers an approximately 435-square-mile area in the...