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Federal
PETROS - Worldwide Databank of Major Element Chemical Analyses of Igneous Rocks
National Oceanic and Atmospheric Administration, Department of Commerce —
PETROS is a worldwide data bank of major element chemical analyses of igneous rocks compiled for research and teaching purposes by Dr. Felix Mutschler and Staff at... -
Federal
Worldwide Well Logs with Values of Conductivity, Bulk Density, Porosity, Grain Density, Resistivity, and Sonic Ratio Collected by the Ocean Drilling Program (ODP)
National Oceanic and Atmospheric Administration, Department of Commerce —
World-wide digital well log data collected for the Ocean Drilling Program (ODP) by Schlumberger Offshore Services under contract to Texas A&M University. The data... -
State
Electron probe microanalytical data of minerals and glass from rock samples from Okmok volcano, Alaska
State of Alaska —
DGGS Raw Data File 2022-6, Electron probe microanalytical data of minerals and glass from rock samples from Okmok volcano, Alaska, provides electron probe... -
State
Geochemical major-oxide, minor-oxide, trace-element, and rare-earth-element data from rock samples collected in 2013 in the Ray Mountains area, Bettles A-1 and A-6 quadrangles, Alaska
State of Alaska —
In 2012, the State of Alaska established its Strategic and Critical Minerals (SCM) Assessment project, a State-funded Capital Improvement Project (CIP), to evaluate... -
State
Thin section analysis of samples from the Haines-Takshanuk Mountains-Chilkat Peninsula area STATEMAP project, Southeast Alaska, collected 2022 and 2023
State of Alaska —
Thin section analysis of samples from the Haines-Takshanuk Mountains-Chilkat Peninsula area STATEMAP project, Southeast Alaska, collected 2022 and 2023, Raw Data File... -
State
Geologic map of the Circle mining district, Alaska
State of Alaska —
This report provides detailed (1:63,360-scale) mapping of portions of U.S. Geological Survey Circle B-2 (1955), B-3 (1955), B-4 (1952), C-2 (1955), C-3 (1955), and... -
State
Apatite fission-track ages for the Valdez Goup and the Passage Canal and the Billings plutons from the Passage Canal area of Prince William Sound, Alaska
State of Alaska —
Apatite fission-track ages for the Valdez Goup and the Passage Canal and the Billings plutons from the Passage Canal area of Prince William Sound, Alaska, Raw Data... -
State
U-Pb zircon ages from bedrock samples collected in the Tanacross and Nabesna quadrangles, eastern Alaska
State of Alaska —
This Alaska Division of Geological & Geophysical Surveys (DGGS) Preliminary Interpretive Report presents uranium-lead (U-Pb) ages of zircons from 37 igneous and... -
State
Bedrock geologic map of the Big Hurrah-Council-Bluff area, Southern Seward Peninsula, Alaska
State of Alaska —
Bedrock geologic map of the Big Hurrah-Council-Bluff area, Southern Seward Peninsula, Alaska, Report of Investigation 2024-7, presents bedrock geologic mapping from... -
State
Geologic map of the Fairbanks D-1 SW Quadrangle, Alaska
State of Alaska —
Geologic map of the Fairbanks D-1 SW Quadrangle, Alaska, Miscellaneous Investigations Series Map 949, presents the findings of a geologic investigation into bedrock... -
State
Geologic map of the Big Delta B-2 Quadrangle, east-central Alaska
State of Alaska —
Geologic Investigations Series Map 2788, Geologic map of the Big Delta B-2 Quadrangle, east-central Alaska, provides detailed (1:63,360-scale) geologic mapping of the... -
State
Geochemical major-oxide, minor-oxide, trace-element, and rare-earth-element data from rocks and streams sediments collected in 2012 in the Ray Mountains area, Beaver, Bettles, Livengood, and Tanana quadrangles, Alaska
State of Alaska —
Mineral-resources personnel from the Alaska Division of Geological & Geophysical Surveys (DGGS) carried out a helicopter-supported geological and geochemical... -
State
Zircon U-Pb ages of the Valdez Group and the Passage Canal and Billings plutons from the Passage Canal area of Prince William Sound, Alaska
State of Alaska —
Zircon U-Pb ages of the Valdez Group and the Passage Canal and Billings plutons from the Passage Canal area of Prince William Sound, Alaska, Raw Data File 2024-29,... -
State
40Ar/39Ar data from the Tanacross D-1 and parts of the D-2, C-1, and C-2 quadrangles, Alaska
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
Major-oxide and trace-element geochemical data from rocks collected in 2019 for the Eastern Tanacross project, Tanacross and part of Nabesna quadrangles, Alaska
State of Alaska —
During the 2019 field season, geologists from the Alaska Division of Geological & Geophysical Surveys (DGGS) conducted 1:100,000-scale geologic mapping and... -
State
Geologic map of the Tanana B-1 quadrangle, central Alaska
State of Alaska —
This report provides detailed (1:63,360-scale) mapping of the Tanana B-1 Quadrangle (250 square miles; equivalent to four 7.5 minute quadrangles). The area is part of... -
State
40Ar/39Ar geochronology data from the Ladue River-Mount Fairbanks area, eastern Alaska
State of Alaska —
40Ar/39Ar geochronology data from the Ladue River-Mount Fairbanks area, eastern Alaska, Raw Data File 2024-32, provides 40Ar/39Ar geochronology results from rock... -
State
Geologic map of the Kechumstuk fault zone in the Mount Veta area, Fortymile mining district, east-central Alaska
State of Alaska —
Scientific Investigations Map 3291, Geologic map of the Kechumstuk fault zone in the Mount Veta area, Fortymile mining district, east-central Alaska, provides... -
State
Zircon U-Pb age data, Ray Mountains area, Bettles Quadrangle, Alaska
State of 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... -
State
Bedrock geologic map of the Liberty Bell area, Fairbanks A-4 Quadrangle, Bonnifield mining district, Alaska
State of Alaska —
Report of Investigation 2006-2 v. 1.0.1, Bedrock geologic map of the Liberty Bell area, Fairbanks A-4 Quadrangle, Bonnifield mining district, Alaska, provides bedrock...