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Preliminary bedrock geologic map database, northeastern Richardson mining district, Alaska recent views
State of Alaska —
During the 2017 field season, geologists from the Alaska Division of Geological & Geophysical Surveys (DGGS) conducted geologic mapping and sampling of part of... -
State
Geologic Database of Information on Volcanoes in Alaska (GeoDIVA) recent views
State of Alaska —
Geologic Database of Information on Volcanoes in Alaska (GeoDIVA), Digital Data Series 20, is the enterprize database that serves as the back-end to AVO's public and... -
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Geologic map of the Tok River area, Tanacross A-5 and A-6 quadrangles, eastern Alaska Range, Alaska recent views
State of Alaska —
Preliminary Interpretive Report PIR 2017-3, Geologic map of the Tok River area, Tanacross A-5 and A-6 quadrangles, eastern Alaska Range, Alaska, provides... -
State
Petrographic observations of rocks collected in the Bonnifield mining district, Fairbanks A-1, Fairbanks A-2, Healy D-1, and Healy D-2 quadrangles, Alaska recent views
State of Alaska —
Mineral Resources Section personnel from the Alaska Division of Geological & Geophysical Surveys (DGGS) carried out a geologic field mapping survey in the eastern... -
State
Major-element oxide, trace element, and glass compositional analyses from Holocene to historical eruptions from Pavlof Volcano, Alaska recent views
State of Alaska —
During the summers of 2017 and 2018, Alaska Volcano Observatory (AVO) geologists from the University of Alaska, Fairbanks (UAF), the U.S. Geological Survey (USGS),... -
State
Northeast Tanacross geologic map and map units and descriptions recent views
State of Alaska —
Report of Investigation 2020-9B, Northeast Tanacross geologic map and map units and descriptions, provides 500 square miles of 1:63,360-scale geologic mapping in the... -
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40Ar/39Ar and U-Pb geochronology of Cretaceous-Paleocene igneous rocks and Cenozoic strata of northwestern Cook Inlet, Alaska: Linkages between arc magmatism, cooling, faulting, and forearc subsidence recent views
State of Alaska —
DGGS Professional Report 125, 40Ar/39Ar and U-Pb geochronology of Cretaceous-Paleocene igneous rocks and Cenozoic strata of northwestern Cook Inlet, Alaska: Linkages... -
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U-Pb zircon ages from bedrock samples collected in the Tanacross and Nabesna quadrangles, eastern Alaska recent views
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
40Ar/39Ar data from the Tanacross D-1 and parts of the D-2, C-1, and C-2 quadrangles, 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'... -
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Field station locations and magnetic susceptibility data collected in 2021 for the Taylor Mountain project, Tanacross and Eagle quadrangles, Alaska recent views
State of Alaska —
DGGS Raw Data File 2022-2, Field station locations and magnetic susceptibility data collected in 2021 for the Taylor Mountain project, Tanacross and Eagle... -
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Field station locations and magnetic susceptibility data collected in 2020 and 2021 for the Western Tanacross project, Tanacross and Eagle quadrangles, Alaska recent views
State of Alaska —
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... -
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Geologic map of Mount Chiginagak volcano, Alaska: Whole-rock geochemistry and 40Ar/39Ar geochronology data recent views
State of Alaska —
Mount Chiginagak is a hydrothermally active volcano on the Alaska Peninsula, approximately 170 km south-southwest of King Salmon, Alaska. This small stratovolcano,... -
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Major-oxide, minor-oxide, and trace-element geochemical data from rocks collected in 2008 in the eastern Bonnifield mining district, Fairbanks and Healy 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, in... -
State
Major-oxide and trace-element geochemical data from the tephra collected on Veniaminof volcano, Alaska recent views
State of Alaska —
Alaska Volcano Observatory (AVO) geologists from the U.S. Geological Survey (USGS) and the Alaska Division of Geological & Geophysical Surveys (DGGS) conducted... -
State
Geologic map of Mount Chiginagak volcano, Alaska recent views
State of Alaska —
Report of Investigation 2017-10, Geologic map of Mount Chiginagak volcano, Alaska, provides 1:25,000 geologic mapping of the Chiginagak volcano. Mount Chiginagak is a... -
State
Magmatic and structural framework of PGE and other mineralization in northwestern Wrangellia, central Alaska recent views
State of Alaska —
A thick and regionally extensive sequence of low-grade-metamorphosed Late Triassic basaltic rocks, the Nikolai Greenstone, is a characteristic component of the... -
State
Interpretive geologic bedrock map of the Tanana B-1 Quadrangle, central Alaska recent views
State of Alaska —
Report of Investigation 97-15B, Interpretive geologic bedrock map of the Tanana B-1 Quadrangle, central Alaska, provides detailed (1:63,360-scale) surficial geologic... -
State
The ~400 yr B.P. eruption of Half Cone, a post-caldera composite cone within Aniakchak caldera, Alaska Peninsula recent views
State of Alaska —
DGGS Professional Report 126, The ~400 yr B.P. eruption of Half Cone, a post-caldera composite cone within Aniakchak caldera, Alaska Peninsula, presents an... -
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Geologic map of the Kechumstuk fault zone in the Mount Veta area, Fortymile mining district, east-central Alaska recent views
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... -
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Bedrock-geologic map, Alaska Highway corridor, Little Gerstle River to Dot Lake, Alaska recent views
State of Alaska —
Preliminary Interpretive Report 2019-1, Bedrock-geologic map, Alaska Highway corridor, Little Gerstle River to Dot Lake, Alaska, shows the distribution of bedrock...