74 datasets found
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State
LA-ICP-MS uranium-lead geochronologic data of detrital zircon from a metamorphic rock in the northern Fairbanks mining district, Circle Quadrangle, Alaska
State of Alaska —
LA-ICP-MS uranium-lead geochronologic data of detrital zircon from a metamorphic rock in the northern Fairbanks mining district, Circle Quadrangle, Alaska, Raw Data... -
State
U-Pb and Lu-Hf isotope, age, and trace-element data from zircons at four sites in the western Alaska Range and Talkeetna Mountains, Alaska
State of Alaska —
This Division of Geological & Geophysical Surveys (DGGS) Raw Data File presents U-Pb geochronology and Lu-Hf isotopic compositions, age-dating results, and... -
Federal
NCEI Marine Geology Data Archive
National Oceanic and Atmospheric Administration, Department of Commerce —
Marine Geologic data compilations and reports in the NCEI archive are from academic and government sources around the world. Over ten terabytes of analyses,... -
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... -
Federal
Biogenic Silica and Carbon 14 Age Dates from Lake Victoria Cruise V95 Cores
National Oceanic and Atmospheric Administration, Department of Commerce —
The LLO operates in conjunction with the Limnological Research Center (LRC) in working towards fulfilling the objectives of the International Decade for the East... -
Federal
Can Preserved Museum Specimens Be Used to Reconstruct Fish Mercury Burden and Sources through Time?
U.S. Environmental Protection Agency —
Supporting information for "Ryan F. Lepak, Sarah E. Janssen, Jacob M. Ogorek, Casey B. Dillman, Joel C. Hoffman, Michael T. Tate, and Peter B. McIntyre Environmental... -
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,... -
Federal
Isotopes - Recolonization of the Cedar River, WA by Pacific salmon
National Oceanic and Atmospheric Administration, Department of Commerce —
The objective of this study is to quantify population, community, and ecosystem level changes as a result of salmon recolonization of the Cedar River, WA above... -
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
Soil index properties and radiocarbon ages of the Haines-Takshanuk Mountains-Chilkat Peninsula area statemap project, Southeast Alaska
State of Alaska —
Soil index properties and radiocarbon ages of the Haines-Takshanuk Mountains-Chilkat Peninsula area statemap project, Southeast Alaska, Raw Data File 2024-27,... -
State
40Ar/39Ar data 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
40Ar/39Ar geochronology data from the Tanacross and Eagle quadrangles, Alaska
State of Alaska —
40Ar/39Ar geochronology data from the Tanacross and Eagle quadrangles, Alaska, Raw Data File 2023-23, provides 40Ar/39Ar geochronology data from igneous and... -
State
Zircon U-Pb and 40Ar/39Ar results from dikes collected within the Bruin Bay fault zone, lower Cook Inlet
State of Alaska —
This data release presents zircon U-Pb LA-ICP-MS geochronology from igneous rocks exposed in a coastal exposure at Ursus Head, Iliamna C-2 Quadrangle. Sills and dikes... -
Federal
Wetland Water and 'Ike (WAI): Improving Understanding of Hydrology to Inform Management Decisions - NERRS/NSC(NERRS Science Collaborative)
National Oceanic and Atmospheric Administration, Department of Commerce —
Using a reciprocal collaboration approach, this project revealed complex patterns of surface and groundwater flow to support Indigenous resource management strategies... -
State
40Ar/39Ar data from the Tok River area, Tanacross A-5 and A-6 quadrangles and adjoining areas, eastern Alaska Range
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
Geology of the Sleetmute C-7, C-8, D-7, and D-8 quadrangles, Horn Mountains, southwestern Alaska
State of Alaska —
Geology of the Sleetmute C-7, C-8, D-7, and D-8 quadrangles, Horn Mountains, southwestern Alaska, Report of Investigation 98-12, presents a geologic map of the Horn... -
State
Interpretive geologic bedrock map of the Tanana A-1 and A-2 quadrangles, central Alaska
State of Alaska —
Public Data File 98-37B v. 1.1, Interpretive geologic bedrock map of the Tanana A-1 and A-2 quadrangles, central Alaska, provides detailed (1:63,360-scale) geologic...
74 datasets found