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Alaska Geology and Mineral Resources

Filter Total Items: 20

From Outcrop to Ions: development and application of in-situ isotope ratio measurements to solve geologic problems

Project objectives are to (1) develop innovative analytical techniques for isotope geochemistry and U-Pb geochronology using laser ablation inductively coupled plasma mass spectrometry (LA-ICP-MS), and (2) apply these techniques to collaborative research projects of high priority to the Mineral Resources Program, including studies related to the formation of "critical mineral" deposits, and...
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From Outcrop to Ions: development and application of in-situ isotope ratio measurements to solve geologic problems

Project objectives are to (1) develop innovative analytical techniques for isotope geochemistry and U-Pb geochronology using laser ablation inductively coupled plasma mass spectrometry (LA-ICP-MS), and (2) apply these techniques to collaborative research projects of high priority to the Mineral Resources Program, including studies related to the formation of "critical mineral" deposits, and...
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Mineral Resource Online Data Catalog

This project makes the digital spatial data produced by the Mineral Resources Program available via a web portal so that users can easily access spatial data for solving scientific and technical problems: the Mineral Resources Online Spatial Data site.
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Mineral Resource Online Data Catalog

This project makes the digital spatial data produced by the Mineral Resources Program available via a web portal so that users can easily access spatial data for solving scientific and technical problems: the Mineral Resources Online Spatial Data site.
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USMIN Mineral Deposit Database

Our objective is to develop a national-scale, geospatial database that is the authoritative source of the most important mines, mineral deposits, and mineral districts of the United States.
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USMIN Mineral Deposit Database

Our objective is to develop a national-scale, geospatial database that is the authoritative source of the most important mines, mineral deposits, and mineral districts of the United States.
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Isotope and Chemical Methods for Mineral and Geoenvironmental Assessments and Support of USGS Science Strategy

This Project integrates several geochemical tools—stable isotope geochemistry, noble gas geochemistry, active gas geochemistry, single fluid inclusion chemistry, and fluid inclusion solute chemistry—in studies of the processes that form mineral deposits and the processes that disrupt them during mining or natural weathering. Research is directed toward fundamental scientific questions or, in...
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Isotope and Chemical Methods for Mineral and Geoenvironmental Assessments and Support of USGS Science Strategy

This Project integrates several geochemical tools—stable isotope geochemistry, noble gas geochemistry, active gas geochemistry, single fluid inclusion chemistry, and fluid inclusion solute chemistry—in studies of the processes that form mineral deposits and the processes that disrupt them during mining or natural weathering. Research is directed toward fundamental scientific questions or, in...
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National Geochemical Database

The National Geochemical Database project assembles, reformats, corrects, and archives historical data obtained from the geochemical analysis of millions of geologic samples collected for USGS studies. These data, representing hundreds of millions of dollars' worth of USGS research, are provided to USGS researchers; other Federal agencies; State Geological Surveys and Environmental Protection...
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National Geochemical Database

The National Geochemical Database project assembles, reformats, corrects, and archives historical data obtained from the geochemical analysis of millions of geologic samples collected for USGS studies. These data, representing hundreds of millions of dollars' worth of USGS research, are provided to USGS researchers; other Federal agencies; State Geological Surveys and Environmental Protection...
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Alaska Earth Mapping Resources Initiative (Earth MRI)

Our objective is to provide a strategic framework for planning, coordination, and execution of the USGS Earth Mapping Resources Initiative (Earth MRI) in Alaska. Earth MRI aims to improve knowledge of the U.S. geologic framework through new geological and geophysical mapping and to identify areas that have the potential to contain undiscovered critical mineral resources.
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Alaska Earth Mapping Resources Initiative (Earth MRI)

Our objective is to provide a strategic framework for planning, coordination, and execution of the USGS Earth Mapping Resources Initiative (Earth MRI) in Alaska. Earth MRI aims to improve knowledge of the U.S. geologic framework through new geological and geophysical mapping and to identify areas that have the potential to contain undiscovered critical mineral resources.
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Research Mineralogy - X-ray Diffraction Lab

The primary goal of this project is to ensure the availability of state-of-the-art mineralogical analyses and, when needed, development of new analytical methods that can be applied to topical studies in Energy and Minerals Mission Area, as well as the other mission areas. The project includes mineralogy by X-ray diffraction (XRD), qualitative and semi-quantitative x-ray fluorescence spectroscopy...
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Research Mineralogy - X-ray Diffraction Lab

The primary goal of this project is to ensure the availability of state-of-the-art mineralogical analyses and, when needed, development of new analytical methods that can be applied to topical studies in Energy and Minerals Mission Area, as well as the other mission areas. The project includes mineralogy by X-ray diffraction (XRD), qualitative and semi-quantitative x-ray fluorescence spectroscopy...
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Systems Approach to Critical Minerals Inventory, Research, and Assessment

This project supports the Earth Mapping Resources Initiative (EarthMRI) by developing a mineral systems approach for defining focus areas. This project is investigating domestic sources of critical minerals in three sequential stages: inventory, research, and assessment. 1) Inventory the abundance of critical minerals in ore, minerals, and processed materials from major deposits in each system...
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Systems Approach to Critical Minerals Inventory, Research, and Assessment

This project supports the Earth Mapping Resources Initiative (EarthMRI) by developing a mineral systems approach for defining focus areas. This project is investigating domestic sources of critical minerals in three sequential stages: inventory, research, and assessment. 1) Inventory the abundance of critical minerals in ore, minerals, and processed materials from major deposits in each system...
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Alaska Resource Data File

The Alaska Resource Data File (ARDF) site provides descriptions of mines, prospects, and mineral occurrences for individual U.S. Geological Survey 1:250,000-scale quadrangles in Alaska.
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Alaska Resource Data File

The Alaska Resource Data File (ARDF) site provides descriptions of mines, prospects, and mineral occurrences for individual U.S. Geological Survey 1:250,000-scale quadrangles in Alaska.
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Alaska Databases and Information Analysis

We provide GIS and database support for Alaska-based research projects, including database design, data capture, and maintenance, GIS analysis and display, and production of datasets and metadata for publication and data releases.
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Alaska Databases and Information Analysis

We provide GIS and database support for Alaska-based research projects, including database design, data capture, and maintenance, GIS analysis and display, and production of datasets and metadata for publication and data releases.
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Tectonic and Metallogenic Evolution of the Yukon-Tanana Upland, Alaska

The Yukon-Tanana upland in eastern interior Alaska is a geologically complex block containing deposits of base-metal, platinum-group-element, and gold-silver-copper mineralization. It also hosts numerous mineral systems that are known or suspected to contain critical minerals.
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Tectonic and Metallogenic Evolution of the Yukon-Tanana Upland, Alaska

The Yukon-Tanana upland in eastern interior Alaska is a geologically complex block containing deposits of base-metal, platinum-group-element, and gold-silver-copper mineralization. It also hosts numerous mineral systems that are known or suspected to contain critical minerals.
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Petrology, Tectonic Setting, and Potential for Concentration of Rare Earth Elements (REE) and High Field Strength Elements (HFSE) in the High-K Darby and Kachauik Plutons, Seward Peninsula, Alaska

One of the geologic environments that host rare earth and other critical and strategic element deposits are alkaline intrusive rocks.
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