55 datasets found
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State
Bedrock geologic map of the eastern Moran area, Tanana B-6 and C-6 quadrangles, Alaska
State of Alaska —
Raw Data File 2022-11, Bedrock geologic map of the eastern Moran area, Tanana B-6 and C-6 quadrangles, Alaska, presents a geologic map of the eastern Moran geologic... -
State
U-Pb zircon geochronology of bedrock samples collected in the Eagle and Tanacross quadrangles, eastern Alaska
State of Alaska —
U-Pb zircon geochronology of bedrock samples collected in the Eagle and Tanacross quadrangles, eastern Alaska, Preliminary Interpretive Report 2023-2, presents... -
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 zircon age data from meta-igneous rocks in the Clearwater Mountains, Mount Hayes A-6 Quadrangle, Alaska
State of Alaska —
We report U-Pb zircon geochronology results for one metavolcanic and one metaplutonic rock sample from the Mount Hayes A-6 Quadrangle of central Alaska. These samples... -
State
Zircon U-Pb results from the eastern Moran area, Tanana B-6 and Melozitna B-1 quadrangles, Alaska
State of Alaska —
Raw Data File 2023-15,Zircon U-Pb results from the eastern Moran area, Tanana B-6 and Melozitna B-1 quadrangles, Alaska, Raw Data File 2023-15, U-Pb geochronologic... -
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
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
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 40Ar/39Ar step-heating geochronology results from rocks collected roughly 7 km southwest of Contact Point, Iliamna B-3 Quadrangle. Samples... -
State
Progress report on the geology and mineral resources of the Nome mining district, Alaska
State of Alaska —
Public Data File 94-39, Progress report on the geology and mineral resources of the Nome mining district, Alaska, presents 1:63,360-scale reconnaissance bedrock 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... -
Federal
Detrital Zircon U-Pb data from selected Appalachian rivers and Outer Banks-area coastal sediments
Department of the Interior —
U-Pb isotopic data from zircon grains from the sediment bedload of seven modern rivers: the Susquehanna, Potomac, Roanoke, James, Peedee, Tar, and Cape Fear, as well... -
Federal
Zircon U-Pb data for volcanic ash beds in the Barstow Formation, California probe data 2022
Department of the Interior —
Zircon grains separated from altered ash beds were analyzed to better understand the ages of beds. Isotopic analyses for U-Pb geochronology and trace element... -
State
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
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... -
State
Zircon geochronology of Torok and Nanushuk Formations sandstones at Slope Mountain and a Seabee Formation tephra deposit at Ninuluk Bluff, central North Slope, Alaska
State of Alaska —
Zircon geochronology of Torok and Nanushuk Formations sandstones at Slope Mountain and a Seabee Formation tephra deposit at Ninuluk Bluff, central North Slope,... -
State
Geologic map of the Styx River area, Lime Hills C-1 Quadrangle, Western Alaska Range, Alaska
State of Alaska —
Report of Investigation 2020-3, Geologic map of the Styx River area, Lime Hills C-1 Quadrangle, Western Alaska Range, Alaska, presents a 1:63,360-scale geologic map... -
State
Bedrock-geologic map, Alaska Highway corridor, Dot Lake to Tetlin Junction, Alaska
State of Alaska —
Preliminary Interpretive Report 2019-2, Bedrock-geologic map, Alaska Highway corridor, Dot Lake to Tetlin Junction, Alaska, shows the distribution of bedrock units... -
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
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... -
Federal
Mineral Commodity Summaries 2024 - ZIRCONIUM AND HAFNIUM Data Release
Department of the Interior —
This data release contains the U.S. salient statistics and world production data extracted from the ZIRCONIUM AND HAFNIUM data sheet of the USGS Mineral Commodity...
55 datasets found