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Radiometric dating
Methods for age determination of rocks and fossils by measuring the proportions of naturally occurring radioactive isotopes to their decay products.
This category is also used for age dating (radiometric), argon-argon dating, lead-210 dating, and radiometric age determination.
Subtopics:
Carbon-14 analysis (1 items)
Uranium-lead analysis (2 items)
Potassium-argon analysis (2 items)
Related topics:
Results 1 - 9 of 9 listed by similarity [list alphabetically]
Radiometric ages of rocks from Alaska [New Window]
Radiometric ages of rocks or minerals sampled from Alaska. The data were collected from professional publications and/or received from researchers and used by permission.
Isotopic ages of rocks in the northern Front Range, Colorado [New Window]
Maps, tables, and GIS data for isotopic ages determined in the northern part of the study area.
K/Ar ages of materials in the US [New Window]
A subset of the National Geochemical Database (as of 1995). Shows the distribution of published K/Ar and Ar/Ar age determinations in the US. Sample location, rock description, analytical data, age, interpretation, and bibliographic reference are given.
Geochronology and geology of late Oligocene through Miocene volcanism and mineralization in the western San Juan mountains, Colorado [New Window]
New age determinations with descriptions of sample locations and analytical details.
Geologic map of the Big Delta B-1 quadrangle, east-central Alaska [New Window]
Geologic mapping and U-Pb age dating of the Big Delta B-1 quadrangle provides insights into the geology and gold mineralization of the headwater region of the Goodpaster River.
Geologic map of the Big Delta B-2 quadrangle, east-central Alaska [New Window]
Geologic map of the Big Delta B-2 quadrangle, including U-Pb geochronology, correlation chart, and description of map units.
Preliminary geologic map of the northeast Dillingham quadrangle (D-1, D-2, C-1, and C-2), Alaska [New Window]
Map, report, and geospatial data on the geology of the northeastern part of the 1:250,000 scale Dillingham quadrangle, Alaska. Includes Ar40/39 radiometric ages, geologic unit descriptions, and correlation of map units.
Radiogenic isotopes in mineral resource studies [New Window]
Explanation of the use of radiogenic isotope analysis in understanding the history of development of mineral resources
Surficial geologic map of parts of the Misheguk Mountain and Baird Mountains quadrangles, Noatak National Preserve, Alaska [New Window]
Surficial geologic map of part of the Noatak River drainage system in the western Brooks Range, Alaska. Primary surficial units are late Quaternary glacial, glacio-lacustrine, and fluvial deposits. Map and report include radiocarbon dates, geologic unit

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