• Organization: Department of the Interior
• Updated: 2022-10-20T00:00:00Z

This data release includes laser ablation inductively coupled plasma mass spectrometry (LA-ICPMS) U-Pb zircon geochronology data to determine the ages of Challis igneous rocks in the Thunder...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1981-05-15T00:00:00.000+00:00

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 Eastern Washington University....

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• Organization: Department of the Interior
• Updated: 2025-05-29T00:00:00Z

This dataset consists of one table containing whole-rock geochemistry data for 753 igneous and metamorphic rocks from the Yukon-Tanana upland of eastern interior Alaska, collected between 2013 and...

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• Organization: Department of the Interior
• Updated: 2025-05-30T00:00:00Z

This dataset contains U-Pb isotopic data and ages, Hf isotope data, and trace element concentrations of zircon from igneous rocks collected from the western Alaska Range of south-central Alaska....

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• Organization: Department of the Interior
• Updated: 2025-05-29T00:00:00Z

This data release contains whole rock major and trace element data for 399 igneous and sedimentary rock samples collected from the Western Alaska Range between 1968 and 2014 and funded by the...

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• Organization: Department of the Interior
• Updated: 2022-12-15T00:00:00Z

The Cortez region in north-central Nevada hosts the second largest concentration of Carlin-type gold deposits in Nevada. The origin of these deposits is debated, and major questions remain...

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• Organization: Department of the Interior
• Updated: 2020-08-20T00:00:00Z

This data release accompanies the Data Series report 'Compilation of new and previously published geochemical and modal data for Mesoproterozoic igneous rocks of the St. Francois Mountains,...

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• Organization: Department of the Interior
• Updated: 2025-05-29T00:00:00Z

This data release contains whole rock major and trace element data for 69 igneous rock samples collected from the Western Alaska Range between 2011 and 2012. The Series field relates to...

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• Organization: Department of the Interior
• Updated: 2025-06-09T00:00:00Z

This dataset contains U-Pb isotopic data and ages, Hf isotope data, and trace element concentrations of zircon from igneous rocks collected from the Yukon-Tanana Upland, eastern Alaska. The sample...

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• Organization: Department of the Interior
• Updated: 2025-05-29T00:00:00Z

This dataset contains uranium–lead (U-Pb) isotopic data and ages, hafnium (Hf) isotope data, and trace element concentrations of zircon from igneous rocks collected from the Darby Mountains area...

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• Organization: Department of the Interior
• Updated: 2020-09-25T00:00:00Z

This data release includes new major and trace element geochemical data acquired by the U.S. Geological Survey (USGS) for igneous rocks in the Cripple Creek district in Colorado. Cripple Creek is...

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• Organization: Department of the Interior
• Updated: 2020-08-21T00:00:00Z

U-Pb ages and concentrations of selected trace elements were analyzed in zircon crystals from nine samples of Cenozoic igneous rocks collected near Tonopah, Nevada. U-Pb ages were obtained from...

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• Organization: Department of the Interior
• Updated: 2024-12-05T00:00:00Z

Geochemical, petrophysical, and depth to the Paleozoic-Precambrian basement interface from drill hole data for Mesoproterozoic igneous rocks and iron ore deposits of the St. Francois Mountains,...

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• Organization: Department of the Interior
• Updated: 2021-07-23T00:00:00Z

This data release presents the major and trace element chemistry of rock samples collected by the U.S. Geological Survey (USGS) from surface exposures of the Dora Bay igneous complex (DBIC),...

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• Organization: Department of the Interior
• Updated: 2024-06-17T00:00:00Z

This dataset accompanies the proposed publication, 'Geochronology and geochemistry of igneous and metasedimentary rocks of northeast Afghanistan: A refinement of the timing and origin of crustal...

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• Organization: Department of the Interior
• Updated: 2023-08-30T00:00:00Z

These data are for a geochronologic study of emplacement ages for plutons of the Cretaceous Idaho batholith and detrital zircon ages for metasedimentary rocks, west-central Idaho. Zircon from six...

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• Organization: Department of the Interior
• Updated: 2021-07-23T00:00:00Z

This data release presents the major and trace element chemistry of rock samples collected by the U.S. Geological Survey (USGS) from trenches, channel cuts, test pits, and surface exposures of the...

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• Organization: Department of the Interior
• Updated: 2025-05-23T00:00:00Z

This data set contains fission track data and associated ages of apatite from igneous and sedimentary rocks, U-Pb isotopic data and associated ages of zircon from a subset of the igneous rock...

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• Organization: Department of the Interior
• Updated: 2025-05-28T00:00:00Z

From 2017-2019, framework metallogenic studies were completed in the eastern Yukon-Tanana upland in eastern Alaska. Numerous previously undated plutons known or suspected to contain components of...

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• Organization: Department of the Interior
• Updated: 2023-06-10T00:00:00Z

This dataset provides geochronologic, geochemical, and isotopic data for selected igneous rock samples collected in the Lane Mountain area about 20 kilometers northeast of Barstow, California,...

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