71 datasets found
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State
Surficial-geologic and structural map of the Maynard Mountain landslide, Seward D-5 Quadrangle, southcentral Alaska
State of Alaska —
Surficial-geologic and structural map of the Maynard Mountain landslide, Seward D-5 Quadrangle, southcentral Alaska, Preliminary Interpretive Report 2025-1, presents... -
State
Magmatic and structural framework of PGE and other mineralization in northwestern Wrangellia, central Alaska
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
Preliminary bedrock geologic map database, northeastern Richardson mining district, Alaska
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
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
Bedrock-geologic map, Alaska Highway corridor, Tetlin Junction, Alaska to Canada border
State of Alaska —
Preliminary Interpretive Report 2019-3, Bedrock-geologic map, Alaska Highway corridor, Tetlin Junction, Alaska to Canada border, shows the distribution of bedrock... -
State
Major-oxide and trace-element geochemical data from rocks collected in 2015 in lower Cook Inlet, Iniskin - Tuxedni region, Alaska
State of Alaska —
The Iniskin-Tuxedni Bay area contains excellent exposures of nearly all of the lower Cook Inlet Mesozoic succession, including most of the stratigraphic sections that... -
State
Rock strength properties of the Haines-Takshanuk Mountains-Chilkat Peninsula area statemap project, Southeast Alaska
State of Alaska —
Rock strength properties of the Haines-Takshanuk Mountains-Chilkat Peninsula area statemap project, Southeast Alaska, Raw Data File 2024-28, provides Schmidt hammer... -
State
Major-oxide and trace-element geochemistry of mafic rocks in the Carboniferous Lisburne Group, Ivishak River area, northeastern Brooks Range, Alaska
State of Alaska —
The Alaska Division of Geological & Geophysical Surveys, in collaboration with the University of Alaska Fairbanks, collected mafic rocks in the Ivishak River area... -
State
U-Pb geochronology of igneous and detrital zircon samples from the Tok River area, eastern Alaska Range, and Talkeetna Mountains, Alaska
State of Alaska —
This Alaska Division of Geological & Geophysical Surveys (DGGS) Raw Data File presents U-Pb zircon geochronology results from igneous, meta-igneous, and... -
State
40Ar/39Ar data from the eastern Moran area, Tanana B-6 and C-6 quadrangles, and the Ruby mining district, Ruby B-5 and B-6 quadrangles, Alaska
State of Alaska —
This report presents 40Ar/39Ar step-heating geochronology results for igneous and metamorphic rocks from the eastern Moran area. Field samples were collected by the... -
State
U-Pb zircon data and ages for bedrock samples from the Richardson mining district, Big Delta Quadrangle, Alaska
State of Alaska —
During the 2017 and 2018 field seasons, geologists from the Alaska Division of Geological & Geophysical Surveys (DGGS) conducted geologic mapping and sampling in... -
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
40Ar/39Ar ages of rocks collected from the Passage Canal area, Seward D-7 Quadrangle, Alaska
State of Alaska —
This report presents 40Ar/39Ar step-heating geochronology results from a single outcrop of a mineralized near-trench intrusion exposed in a road cut near Whittier,... -
State
Major-oxide and trace-element analyses of rock samples from the West Susitna area STATEMAP project, Cook Inlet, Alaska
State of Alaska —
Major-oxide and trace-element analyses of rock samples from the West Susitna area STATEMAP project, Cook Inlet, Alaska, Raw Data File 2025-21, provides whole-rock... -
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
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
Reconnaissance engineering geology of the Haines area, Alaska, with emphasis on evaluation of earthquake and other geologic hazards
State of Alaska —
Reconnaissance engineering geology of the Haines area, Alaska, with emphasis on evaluation of earthquake and other geologic hazards, Open-File Report 72-229, presents... -
State
Geologic map of portions of the Livengood B-3, B-4, C-3, and C-4 quadrangles, Tolovana mining district, Alaska
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
Bedrock geologic map of the Eagle A-1 Quadrangle, Fortymile mining district
State of Alaska —
Geologists from the Alaska Division of Geological & Geophysical Surveys (DGGS) conducted field investigations and geochemical rock sampling during the 1999, 2000,... -
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...
71 datasets found