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Global Geochemical Database for Critical Minerals in Archived Mine Samples The Critical Minerals in Archived Mine Samples Database (CMDB) contains chemistry and geologic information for historic ore and ore-related rock samples from mineral deposits in the United States. In addition, the database contains samples from archetypal deposits from 27 other countries in North America, South America, Asia, Africa and Europe. Samples were obtained from archived ore collections under the U.S. Geological Survey's project titled "Quick Assessment of Rare and Critical Metals in Ore Deposits: A National Assessment" (2008 to 2013) in an effort to begin an assessment of the Nations' previously mined ore deposits for critical minerals. Mineralized and altered rock samples were provided by the Colorado... Categories: Data; Types: ArcGIS REST Map Service, ArcGIS Service Definition, Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Alaska, Argentina, Arizona, Arkansas, Australia, All tags... Brazil, Burma, California, Canada, Chile, China, Colorado, Cuba, Democratic Republic of Congo, Economic Geology, Finland, Geochemistry, Germany, Honduras, Idaho, India, Indonesia, Japan, Kansas, Kentucky, Maine, Mauritania, Mexico, Michigan, Mineral Resources, Minnesota, Missouri, Montana, NGDB, Namibia, National Geochemical Database, Nevada, New Jersey, New Mexico, New York, North Carolina, Norway, Oklahoma, Oregon, Papua New Guinea, Pennsylvania, Peru, Philippines, Poland, Portugal, Russia, South Africa, South Carolina, South Dakota, Sweden, Tennessee, Texas, USGS Science Data Catalog (SDC), United States, Utah, Vietnam, Virginia, Washington, Wisconsin, Wyoming, Zambia, aluminum, antimony, arsenic, atomic emission spectroscopy, barium, beryllium, bismuth, boron, cadmium, calcium, cerium, chemical analysis, chromium, cobalt, copper, critical minerals, dysprosium, economic geology, erbium, europium, fluorine, gadolinium, gallium, geochemical data, geochemistry, geoscientific information, germanium, gold, hafnium, historic ores, holmium, indium, iron, lanthanum, lead, lithium, lutetium, magnesium, manganese, metallic mineral resources, mineral deposit type, mineral deposits, mineralogy, molybdenum, neodymium, nickel, niobium, nonmetallic mineral resources, palladium, phosphorus, platinum, potassium, praseodymium, rhenium, rock geochemistry, rocks and deposits, samarium, scandium, silicon, silver, strontium, sulfur, tantalum, tellurium, terbium, thallium, thorium, thulium, tin, titanium, tungsten, uranium, vanadium, ytterbium, yttrium, zinc, zirconium, Fewer tags Pb-Pb and U-Pb data of Proterozoic to Phanerozoic cassiterite deposits in Russia Cassiterite (SnO2), a main ore mineral in tin deposits, was collected by multiple Russian geologists or obtained from museum collections in both the USA and Russia and dated at the U.S. Geological Survey. The dated samples represent four different mining districts spanning the entire country from the village of Pitkäranta in the west (31° E Longitude) to the Merekskoe Deposit in the Russian Far East (134°E Longitude). The samples were recovered from a variety of host deposit types that range from the Proterozoic to Phanerozoic. Cassiterite (in the form of mounted loose grains) was prepared and analyzed for direct age dating on a laser ablation inductively coupled plasma mass spectrometer (LA-ICP-MS) system at the... Categories: Data; Types: Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: GGGSC, Geology, Geophysics, and Geochemistry Science Center, LA-ICP-MS, MRP, Mineral Resources Program, All tags... Pitkäranta, Russia, Siberia, U-Pb, U.S. Geological Survey, USGS, USGS Science Data Catalog (SDC), cassiterite, geochronology, geoscientificInformation, laser ablation inductively coupled plasma mass spectrometer, lead, mineral deposits, thorium, uranium, uranium-lead analysis, Fewer tags Whole rock major, minor, and trace element geochemistry of the upper part of the Mount Emmons-Redwell porphyry molybdenum (Climax-type) deposit, Redwell Basin, Crested Butte, Colorado This U.S. Geological Survey (USGS) data release provides whole rock major, minor, and trace element geochemical data from the fluorine-rich Mount Emmons-Redwell porphyry molybdenum (Climax-type) deposit (Mt. Emmons-Redwell deposit), located approximately 5.6 km (3.5 mi) northwest of Crested Butte, Colorado. The Mt. Emmons-Redwell deposit partly underlies Redwell Basin on the northwest flank of Mount Emmons in the west-central region of the Colorado Mineral Belt. Mineralization of the Mt. Emmons-Redwell deposit occurs at depth as vein, veinlet, stockwork, and fracture-hosted Climax-type mineralization [308 Mt at 0.32% Mo (Galey, 1978; Guarnera and Anderson, 2007)], and is associated with the Mt. Emmons igneous complex.... Categories: Data; Types: Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: <1GB, Climax-type deposit, Colorado, Colorado Mineral Belt, Crested Butte, All tags... Elk Mountains, Geology, Geophysics, and Geochemistry Science Center (GGGSC), Gunnison County, Mineral Resources Program (MRP), Mount Emmons, Mt. Emmons-Redwell deposit, Oh-be-joyful Creek, Redwell Basin, Redwell Creek, USGS Science Data Catalog (SDC), United States, aluminum, analytical chemistry, antimony, arsenic, atomic emission spectroscopy (AES), barium, beryllium, bismuth, boron, cadmium, calcium, cerium, cesium, chemical analysis, chromium, cobalt, copper, dysprosium, economic geology, erbium, europium, exploration geochemistry, fluorine, gadolinium, gallium, geochemical data, geochemistry, geoscientificInformation, germanium, hafnium, holmium, igneous rocks, indium, inductively coupled plasma-optical emission-mass spectroscopy (ICP-OES-MS), iron, lanthanum, lead, lithium, lutetium, magnesium, manganese, mass spectroscopy, mineral deposits, mineral resources, molybdenum, neodymium, nickel, niobium, phosphorus, plutonic rocks, porphyry deposit, potassium, promethium, rock chemistry, rubidium, samarium, scandium, sedimentary rocks, selenium, silicon, silver, sodium, strontium, sulfur, tantalum, tellurium, terbium, thallium, thorium, thulium, tin, titanium, tungsten, uranium, vanadium, wavelength dispersive X-ray fluorescence spectrometry (WDXRF), x-ray fluorescence, ytterbium, yttrium, zinc, zirconium, Fewer tags Airborne magnetic and radiometric survey of the Wet Mountains and surrounding region, Custer and Fremont Counties, south-central Colorado, 2021 This data release provides digital flight-line and gridded data for a high-resolution airborne magnetic and radiometric survey over the region surrounding the Wet Mountains of southern Colorado, including parts of Custer and Fremont Counties. Data for this survey were collected by Sander Geophysics Limited International (SGL) under contract with the USGS. The survey was flown in June and July of 2021 using a helicopter equipped with a magnetometer mounted in a stinger extending from the nose of the aircraft and a gamma-ray spectrometer stowed onboard. The helicopter pilots followed pre-planned flight paths in a grid-like pattern, with east-west lines spaced 150 meters apart and north-south lines spaced 1,000 meters... Categories: Data; Types: Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: "Mineral Resources"], AASG, Antelope Creek, Arkansas River, Association of State Geologists, All tags... Canon City, Colorado, Custer County, Earth Mapping Resources Initiative, EarthMRI, Economic Geology, Fremont County, GGGSC, Geology, Geophysics, and Geochemistry Science Center, Geophysics, Grape Creek, MRP, Mineral Resources, Mineral Resources Program, National Cooperative Geologic Mapping Program, North Hardscrabble Creek, Oak Creek, Rosita Hills, Royal Gorge, Sedimentology, Sliver Cliff, Structural Geology, Tallahassee Creek, Texas Creek, U.S. Geological Survey, USA, USGS, USGS Science Data Catalog (SDC), United States, United States of America, Westcliffe, Wet Mountain Valley, Wet Mountains, ["Geophysics", aeromagnetic surveying, aeroradiometric surveying, airborne geophysical survey, economy, geophysics, geoscientificInformation, geospatial datasets, magnetic field (earth), potassium, south-central Colorado, thorium, uranium, Fewer tags Airborne magnetic and radiometric survey, southeast Missouri and western Illinois, 2018-2019 This publication provides digital flight line data for a high-resolution horizontal magnetic gradient and radiometric survey over an area of southeast Missouri and western Illinois. The survey represents the first airborne geophysical survey conducted as part of the U.S. Geological Survey (USGS) Earth Mapping Resource Initiative (Earth MRI) effort (Day, 2019). Earth MRI is a cooperative effort between the USGS, the Association of American State Geologists, and other Federal, State, and private sector organizations to improve our knowledge of the geologic framework of the United States. Data for this survey were collected by Terraquest, Ltd. under contract with the USGS using a fixed wing aircraft with magnetometers... Categories: Data; Types: Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Earth Mapping Resources Initiative, EarthMRI, GGGSC, Geology, Geophysics, and Geochemistry Science Center, Illinois, All tags... Ironton, MRP, Mineral Resources Program, Missouri, USGS Science Data Catalog (SDC), aeromagnetic surveying, aeroradiometric surveying, airborne geophysical survey, economy, geophysics, geoscientificInformation, geospatial datasets, horizontal magnetic gradiometry, none, potassium, thorium, uranium, Fewer tags Reanalysis of Additional Selected Archived NURE-HSSR Sediment Samples from Idaho and Montana In December of 2018, the U.S. Geological Survey (USGS) signed a Technical Assistance Agreement with a third party to reanalyze 2,324 archived sample splits collected as part of the National Uranium Resource Evaluation (NURE) Hydrogeochemical and Stream Sediment Reconnaissance (HSSR) project from selected areas in Idaho and Montana. A small amount (approximately 0.25 grams [g]) of sieved <75-micron sample material was retrieved from the USGS National Geochemical Sample Archive for geochemical analysis. These samples were analyzed for 48 elements by ALS Global laboratories using their ultra-trace four-acid-digestion dual-mode inductively coupled plasma mass spectrometry (ICPMS) (ALS ME-MS61L) method (Ag, Al, As, Ba,... Categories: Data; Types: Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Benewah, Benewah County, Idaho, Bonner County, Idaho, Boundary County, Idaho, Flathead County, Montana, All tags... GGGSC, Geochemistry, Geology, Geophysics, and Geochemistry Science Center, Hydrogeochemistry and Stream Sediment Reconnaissance, Idaho, Kootenai, Kootenai County, Idaho, Lake County, Montana, Lincoln County, Montana, MRP, Mineral County, Montana, Mineral Resources, Mineral Resources Program, Missoula County, Montana, Montana, NURE, NURE-HSSR, National Geochemical Sample Archive, National Uranium Resource Evaluation, Shoshone County, Idaho, U.S. Geological Survey, USGS, USGS Science Data Catalog (SDC), United States, chemical analysis, environmental geochemistry, exploration geochemistry, geochemical data, geochemistry, geoscientific information, natural resource exploration, sediment chemistry, sediment geochemistry, spring sediment, stream sediment, unconsolidated deposits, uranium, Fewer tags Airborne electromagnetic, magnetic, and radiometric survey of the Mississippi Alluvial Plain, November 2019 - March 2020 Airborne electromagnetic (AEM), magnetic, and radiometric data were acquired November 2019 to March 2020 along 24,030 line-kilometers (line-km) over the Mississippi Alluvial Plain (MAP). Data were acquired by CGG Canada Services, Ltd. with three different airborne sensors: the CGG Canada Services, Ltd. TEMPEST time-domain AEM instrument that is used to map subsurface geologic structure at depths up to 300 meters (m), depending on the subsurface resistivity; a Scintrex CS-3 cesium vapor magnetometer that detects changes in deep (hundreds of meters to kilometers) geologic structure based on variations in the magnetic properties of different formations; and a Radiation Solutions RS-500 spectrometer that detects the... Categories: Data; Types: Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Arkansas, Arkansas River, GGGSC, Geology, Geophysics, and Geochemistry Science Center, Geophysics, All tags... Hydrology, Illinois, Louisiana, MRVA, Mississippi, Mississippi Alluvial Plain, Mississippi River, Mississippi River Valley Alluvial aquifer, Missouri, New Madrid Seismic Zone, Shellmound, Tennessee, U.S. Geological Survey, USGS, USGS Science Data Catalog (SDC), WAUSP, Water Availability and Use Science Program, Water Resources, aeromagnetic surveying, aeroradiometric surveying, electromagnetic surveying, electromagnetics, engineering sciences, environment, geologic structure, geophysics, geoscientificInformation, geospatial datasets, groundwater, hydrogeology, hydrology, magnetic field, magnetics, potassium, radiometrics, resistivity, thorium, uranium, water resources, Fewer tags Airborne magnetic and radiometric survey over northwest Arkansas, 2019-2020 This publication provides digital flight line data for a high-resolution magnetic and radiometric survey over an area of northwest Arkansas. The airborne geophysical survey was jointly funded by the USGS National Cooperative Geologic Mapping Program and the Earth Mapping Resource Initiative and was designed to meet the complimentary needs related to geologic mapping and mineral resource research. The survey covers an irregular area 225 by 110 kilometer over the transition between the Ouachita and Ozarks Plateau physiographic provinces and includes 67,614 line-kilometers of magnetic and radiometric data. Data were collected from a fixed-wing aircraft flown at mean terrain clearance of 167 meters (m) above topography... Categories: Data; Types: Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: AASG, Association of American State Geologists, Barry County, Baxter County, Boone County, All tags... Boston Mountains, Carroll County, EON Geosciences, Inc., Earth Mapping Resources Initiative, EarthMRI, Franklin County, GGGSC, Geology, Geophysics, and Geochemistry Science Center, Geophysics, Independence County, Izard County, Johnson County, Lawrence County, MRP, Madison County, Marion County, Mineral Resources, Mineral Resources Program, Newton County, Ouachita Plateau, Ozarks Plateau, Pope County, Rn, Searcy County, Sharp County, Stone County, U.S. Geological Survey, USA, USGS, USGS Science Data Catalog (SDC), United States of America, Van Buren County, Washington County, aeromagnetic surveying, aeroradiometric surveying, airborne geophysical survey, economy, geophysics, geoscientificInformation, geospatial datasets, horizontal magnetic gradiometry, magnetic field (earth), potassium, radon, thorium, uranium, vertical magnetic gradient, Fewer tags Airborne magnetic and radiometric survey, Charleston, South Carolina and surrounds, 2019 This data release provides digital flight line data for a high-resolution airborne magnetic and radiometric survey over Charleston, South Carolina and the surrounding region. These data were collected to better understand earthquake hazards in the Charleston seismic zone by imaging structural features in the crystalline basement and to image heavy mineral sands containing titanium, zirconium, and rare earth elements using radiometric data (gamma spectrometry), which is sensitive to thorium in monazite. This survey represents a collaborative effort by the U.S. Geological Survey (USGS) Earthquake Hazards Program, Mineral Resources Program, National Cooperative Mapping Program, and Earth Mapping Resource Initiative... Categories: Data; Types: Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Berkeley County, Charleston, Charleston County, Clarendon County, Colleton County, All tags... Dorchester County, EHP, Earth Mapping Resources Initiative, EarthMRI, Earthquake Hazards Program, Economic Geology, GGGSC, Geology, Geophysics, and Geochemistry Science Center, Geophysics, Georgetown County, MRP, Mineral Resources, Mineral Resources Program, NCGMP, National Cooperative Geologic Mapping Program, Orangeburg County, Sedimentology, Seismology, South Carolina, Structural Geology, U.S. Geological Survey, USGS, USGS Science Data Catalog (SDC), United States, Williamsburg County, aeromagnetic surveying, aeroradiometric surveying, airborne geophysical survey, economy, geophysics, geoscientificInformation, geospatial datasets, potassium, thorium, uranium, Fewer tags Reanalysis of Selected Archived NURE-HSSR Sediment and Soil Samples from Arizona, California, Idaho, Montana, Nevada, New Mexico, and Utah The geochemical data included here were generated as part of a Technical Assistance Agreement between the U.S. Geological Survey (USGS) and Rio Tinto Exploration based in Salt Lake City, Utah. Beginning in November of 2015, we began a project to reanalyze up to 60,000 archived sample splits originally collected as part of the National Uranium Resource Evaluation (NURE) Hydrogeochemical and Stream Sediment Reconnaissance (HSSR) project from selected areas in Arizona, California, Idaho, Montana, Nevada, New Mexico, and Utah. A small amount (approximately 0.25 g) of sieved <75 micron sample material was retrieved from the USGS National Geochemical Sample Archive for geochemical analysis. These samples were analyzed... Categories: Data, Data Release - Revised; Types: Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Arizona, California, Hydrogeochemistry and Stream Sediment Reconnaissance, Idaho, Montana, All tags... NURE, NURE-HSSR, National Geochemical Sample Archive, National Uranium Resource Evaluation, Nevada, New Mexico, USGS Science Data Catalog (SDC), United States, Utah, chemical analysis, environmental geochemistry, exploration geochemistry, geochemical data, geochemistry, lake sediment, natural resource exploration, sediment chemistry, sediment geochemistry, soil, soil chemistry, spring sediment, stream sediment, unconsolidated deposits, uranium, Fewer tags Geochemical Data Release for Idaho Primitive Area, including the contiguous Clear Creek-Upper Big Deer Creek Area, the Salmon River Breaks Primitive Area, the Sawtooth Primitive Area, and adjacent areas, central Idaho (ver. 1.2, June 2022) This U.S. Geological Survey (USGS) data release (ver. 1.2, April 2022) contains a set of previously unpublished geochemical data from project studies of primitive areas in central Idaho, including the Clear Creek-Upper Big Deer Creek Area, the Salmon River Breaks and Sawtooth Primitive Areas, and the Gospel-Hump Wilderness Area. The purpose of the USGS Idaho Primitive Area studies, conducted from 1966 to 1984, was to describe the geology, determine petrologic and geochemical characteristics, and evaluate the mineral resource potential of these primitive areas and adjacent study areas. In the case of the Idaho Primitive Area study (Cater and others, 1973), the primitive area covers 1,915 square miles; adjacent... Categories: Data, Data Release - Revised; Types: Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Big Deer Creek, Bitterroot National Forest, Blaine County, Boise County, Boise National Forest, All tags... Boise River, Camas County, Challis National Forest, Clear Creek, Clear Creek-Upper Big Deer Creek Area, Custer County, Elmore County, Frank Church River of No Return Wilderness, Idaho, Idaho County, Idaho Primitive Area, Lemhi County, NGDB, National Geochemical Database, Nez Perce National Forest, Payette National Forest, Payette River, Salmon National Forest, Salmon River, Salmon River Breaks Primitive Area, Salmon River Mountains, Sawtooth National Forest, Sawtooth National Recreation Area, Sawtooth Primitive Area, Sawtooth Range, Sawtooth Wilderness, Stanley Basin, USA, USGS Science Data Catalog (SDC), United States of America, Valley County, Yellowjacket Mountains, aluminum, antimony, arsenic, barium, beryllium, bismuth, boron, cadmium, calcium, cerium, chemical analysis, chromium, cobalt, copper, dysprosium, environmental geochemistry, erbium, europium, exploration geochemistry, fluorine, gadolinium, gallium, geochemical data, geochemistry, geoscientificInformation, germanium, gold, hafnium, heavy metals, holmium, indium, iron, lanthanum, lead, lithium, lutetium, magnesium, manganese, mercury, mineral resources, molybdenum, neodymium, nickel, niobium, palladium, pan concentrate, platinum, praseodymium, rhenium, rock geochemistry, samarium, scandium, sediment geochemistry, silver, stream sediment, strontium, tantalum, tellurium, terbium, thallium, thorium, thulium, tin, titanium, tungsten, unconsolidated deposits, uranium, vanadium, ytterbium, yttrium, zinc, zirconium, Fewer tags Geochemical data used in the tungsten skarn mineral resource assessment of the Great Basin region of western Nevada and eastern California The U.S. Geological Survey (USGS) has undertaken a mineral resources assessment for tungsten for a portion of the Great Basin in parts of western Nevada and east-central California. This data release provides the Great Basin Tungsten Database: the geospatial and geologic data, and results of chemical analyses for 46,955 samples collected in the assessment area, extracted from the USGS National Geochemical Database. These rock records were collected as part of various programs and projects at the USGS and analyzed from 1963 to 2015. The database represents rock records, each comprising one best value chemical determination for each analyzed chemical species, that include skarns, carbonate lithologies (for example,... Categories: Data; Types: Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: California, GGGSC, Geology, Geophysics, and Geochemistry Science Center, Great Basin, MRP, All tags... Mineral Resource Assessment Training Program, Mineral Resources Program, NGDB, National Geochemical Database, Nevada, U.S. Geological Survey, USGS, USGS Science Data Catalog (SDC), United States, aluminum, analytical chemistry, antimony, arsenic, atomic emission spectroscopy, barium, beryllium, bismuth, boron, bromine, cadmium, calcium, carbon, cerium, cesium, chemical analysis, chlorine, chromium, cobalt, copper, critical minerals, dysprosium, economic geology, erbium, europium, fluorine, gadolinium, gallium, geochemical data, geochemistry, geoscientificInformation, germanium, gold, hafnium, holmium, indium, iridium, iron, lanthanum, lead, lithium, lutetium, magnesium, manganese, mercury, metallic mineral resources, mineral deposits, mineral resources, molybdenum, neodymium, nickel, niobium, palladium, phosphorus, platinum, potassium, praseodymium, rhenium, rhodium, rock geochemistry, rocks and deposits, rubidium, ruthenium, samarium, scandium, selenium, silicon, silver, sodium, strontium, sulfur, tantalum, tellurium, terbium, thallium, thorium, thulium, tin, titanium, tungsten, uranium, vanadium, ytterbium, yttrium, zinc, zirconium, Fewer tags Reanalysis of Selected Archived NURE-HSSR Sediment and Soil Samples from Alaska Selected archived sample splits collected as part of the National Uranium Resource Evaluation (NURE) Hydrogeochemical and Stream Sediment Reconnaissance (HSSR) program, were reanalyzed by the U.S. Geological Survey (USGS) as part of a NURE-HSSR Reanalysis project (Smith and others, 2018). A small amount (approximately 0.25 grams [g]) of sieved less than 75-micron sample material was retrieved from the USGS National Geochemical Sample Archive for geochemical analysis. These samples were analyzed for 51 elements under a Technical Assistance Agreement with a third party by ALS Global laboratories using their ultra-trace four-acid-digestion dual-mode inductively coupled plasma-optical emission spectrometry/mass spectrometry... Categories: Data; Types: Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Alaska, DOE, Economic Geology, GGGSC, Geochemistry, All tags... Geology, Geophysics, and Geochemistry Science Center, Hydrogeochemistry and Stream Sediment Reconnaissance, Iliamna, Lake Clark, Mineral Resources, NURE, NURE-HSSR, National Geochemical Sample Archive, National Uranium Resource Evaluation, Pebble Deposit, U.S. Department of Energy, U.S. Geological Survey, USGS, USGS Science Data Catalog (SDC), United States, chemical analysis, environmental geochemistry, exploration geochemistry, geochemical data, geochemistry, lake sediment, natural resource exploration, sediment chemistry, sediment geochemistry, stream sediment, unconsolidated deposits, uranium, Fewer tags Airborne magnetic and radiometric survey, southeastern Illinois, western Kentucky, and southern Indiana, 2019 This publication provides digital flight line data for a high-resolution magnetic and radiometric survey over an area of southeast Illinois, western Kentucky, and southern Indiana. The survey includes airborne geophysical data collected as part of the U.S. Geological Survey (USGS) Earth Mapping Resource Initiative (Earth MRI) effort (Day, 2019). Earth MRI is a cooperative effort between the USGS, the Association of American State Geologists, and other Federal, State, and private sector organizations to improve our knowledge of the geologic framework of the United States. Data for this survey were collected by EON Geosciences under contract with the USGS using a fixed wing aircraft with a magnetometer mounted in... Categories: Data; Types: Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service, Shapefile; Tags: AASG, Association of American State Geologists, Ballard County, Caldwell County, Carlisle County, All tags... Crittenden County, EON Geosciences, Inc., Earth Mapping Resources Initiative, EarthMRI, Franklin County, GGGSC, Gallatin County, Geology, Geophysics, and Geochemistry Science Center, Geophysics, Graves County, Hamilton County, Hardin County, Henderson County, Hicks Dome, Hopkins County, Illinois, Indiana, Johnson County, Kentucky, Kentucky Lake, Livingston County, Lyon County, MRP, Marshall County, McCracken County, Mineral Resources Program, Paducah, Pope County, Posey County, Rn, Saline County, Shawnee National Forest, Trigg County, U.S. Geological Survey, USA, USGS, USGS Science Data Catalog (SDC), Union County, United States of America, Webster County, White County, Williamson County, aeromagnetic surveying, aeroradiometric surveying, airborne geophysical survey, economy, geophysics, geoscientificInformation, geospatial datasets, horizontal magnetic gradiometry, magnetic field (earth), potassium, radon, thorium, uranium, Fewer tags U-Pb data for: U-Pb geochronology of tin deposits associated with the Cornubian Batholith of southwest England: Direct dating of cassiterite by in situ LA-ICPMS Cassiterite (SnO2) samples were collected throughout Devon and Cornwall Counties in southwest England, United Kingdom. Samples were prepared and analyzed for direct age dating on a laser ablation inductively coupled plasma mass spectrometer (LA-ICPMS) system at the U.S. Geological Survey in Denver, Colorado in February and April 2018. This data release accompanies the publication, 'U-Pb geochronology of tin deposits associated with the Cornubian Batholith of southwest England: Direct dating of cassiterite by in situ LA-ICPMS' (Moscati and Neymark, in press). The publication describes a greater chronologic control and refinement of Cornubian tin ore deposition and allows comparison of its timing with previously published... Categories: Data; Types: Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Cornwall, Devon, Geochemistry, Geology, Geophysics, and Geochemistry Science Center, LA-ICPMS, All tags... MRP, U-Pb, USGS Science Data Catalog (SDC), United Kingdom, cassiterite, geochronology, geochronology, geoscienceinformation, geoscientificInformation, laser ablation inductively coupled plasma mass spectrometer, lead, lead, thorium, thorium, uranium, uranium, Fewer tags Airborne electromagnetic, magnetic, and radiometric survey of the Mississippi Alluvial Plain, Mississippi Embayment, and Gulf Coastal Plain, September 2021 - January 2022 Airborne electromagnetic (AEM), magnetic, and radiometric data were acquired September 2021 to January 2022 along 27,204 line-kilometers (line-km) over the Mississippi Alluvial Plain (MAP), Mississippi Embayment, and Gulf Coastal Plain. Data were acquired by Xcalibur Multiphysics (Canada), Ltd. with three different airborne sensors: the 30Hz TEMPEST time-domain AEM instrument that is used to map subsurface geologic structure at depths up to 300 meters (m) depending on the subsurface resistivity; a Scintrex CS-3 cesium vapor magnetometer that detects changes in deep (hundreds of meters to kilometers) geologic structure based on variations in the magnetic properties of different formations; and a Radiation Solutions... Categories: Data; Types: Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Arkansas, Arkansas River, GGGSC, Geology, Geophysics, and Geochemistry Science Center, Illinois, All tags... Louisiana, MRVA, Mississippi, Mississippi Alluvial Plain, Mississippi River, Mississippi River Valley Alluvial aquifer, Missouri, New Madrid Seismic Zone, Shellmound, Tennessee, U.S. Geological Survey, USGS, USGS Science Data Catalog (SDC), WAUSP, Water Availability and Use Science Program, ["Geophysics"], aeromagnetic surveying, aeroradiometric surveying, electromagnetic surveying, electromagnetics, engineering sciences, environment, geologic structure, geophysics, geoscientificInformation, geospatial datasets, groundwater, hydrogeology, hydrology, magnetic field, magnetics, potassium, radiometrics, resistivity, thorium, uranium, water resources, Fewer tags Airborne magnetic and radiometric survey, northwestern Minnesota, 2021 This data release provides digital flight line data for a high-resolution airborne magnetic and radiometric survey over parts of northwestern Minnesota near the town of Mentor. The airborne survey was funded by the Earth Mapping Resources Initiative and was designed to meet complementary needs related to geologic mapping and characterization of mineral resource potential. A total of 40,139-line km of magnetic and radiometric data were acquired over an irregular-shaped area of 9140 km2. Data were collected from a fixed-wing aircraft flown at mean terrain clearance of 120 meters (m) above topography along N-S flight lines spaced at 250 m intervals. Tie lines were flown in an E-W direction every 2500 m. Data were collected... Categories: Data; Types: Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: "Economic Geology"], "Mineral Resources", "Structural Geology", "Water Quality", "Water Resources", All tags... Becker County, Clay County, Clearwater River, Earth Mapping Resources Initiative, EarthMRI, GGGSC, Geology, Geophysics, and Geochemistry Science Center, MRP, Marsh River, Marshall County, Mentor Complex, Mineral Resources Program, Minnesota, Norman County, Pennington County, Polk County, Red Lake County, Red Lake River, Silver River, Thief River, Thief River Falls, U.S. Geological Survey, USA, USGS, USGS Science Data Catalog (SDC), United States, United States of America, Wild Rice River, ["Geophysics", aeromagnetic surveying, aeroradiometric surveying, airborne geophysical survey, economy, geophysics, geoscientificInformation, geospatial datasets, horizontal magnetic gradiometry, magnetic field (earth), northwestern Minnesota, potassium, thorium, uranium, vertical magnetic gradient, Fewer tags Airborne magnetic and radiometric survey, Boulder Batholith region, Montana, 2022 This data release provides digital flight line data for a high-resolution airborne magnetic and radiometric survey over parts of Montana in the vicinity of the Boulder Batholith. The airborne survey was jointly funded by the Earth Mapping Resources Initiative and Kennecott Exploration Company. The survey was designed to meet complementary needs related to geologic mapping and characterization of mineral resource potential. A total of 34,041-line km of magnetic and radiometric data were acquired over an irregular-shaped area of 6178 km2. Data were collected from a helicopter flown at a nominal terrain clearance of 100 meters (m) above topography along E-W flight lines spaced at 200 m intervals. Tie lines were flown... Categories: Data; Types: Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: AASG, Aeromagnetic survey, Aeroradiometric survey, Airborne geophysical survey, Association of State Geologists, All tags... Boulder Mountains, Boulder River, Broadwater County, Butte, Crow Creek, Deerlodge National Forest, Earth Mapping Resources Initiative, EarthMRI, Economic Geology, Elkhorn Mountains, GGGSC, Geology, Geophysics, and Geochemistry Science Center, Geophysics, Geospatial datasets, Helena, Helena National Forest, Jefferson County, Lewis and Clark County, Little Blackfoot River, MRP, Magnetic field (earth), Mineral Resources, Mineral Resources Program, Montana, Montana, National Cooperative Geologic Mapping Program, Potassium, Powell County, Prickly Pear Creek, Sedimentology, Structural Geology, Thorium, Twin Bridges, U.S. Geological Survey, USA, USGS, USGS:642f18b8d34ee8d4add49274, United States, United States of America, Uranium, Whitetail Valley, biota, Fewer tags U-Pb data for inherited cassiterite in "Tin Granites", an example from the Yazov Granite, Eastern Siberia Zircon (ZrSiO4) and cassiterite (SnO2) samples were collected by the U.S. Geological Survey (USGS) from the Yazov Granite, Transbaikalia region, Eastern Siberia, Russia. Samples (in the form of mounted loose grains) were prepared and analyzed for direct age dating on a laser ablation inductively coupled plasma mass spectrometer (LA–ICPMS) system at the USGS in Denver, Colorado from February 2017 to June 2019. The data indicate that high tin concentrations in the Yazov Granite are caused by inheritance of older cassiterite crystals and may imply that these granites cannot be genetically related to primary tin ore deposits of the region. These results have broad implications in understanding how critical elements,... Categories: Data; Types: Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: GGGSC, Geochemistry, Geology, Geophysics, and Geochemistry Science Center, LA–ICPMS, MRP, All tags... Mineral Resources Program, Russia, Siberia, Transbaikalia, U-Pb, U.S. Geological Survey, USGS, USGS Science Data Catalog (SDC), Yazov Granite, cassiterite, geochronology, geoscientific information, laser ablation inductively coupled plasma—mass spectrometry, lead, mineral deposits, thorium, uranium, uranium-lead analysis, zircon, Fewer tags Geochemical analyses of rock samples collected from mineral deposits and intrusions of the Bokan Mountain peralkaline granitic complex, Prince of Wales Island, southeastern Alaska This data set compiles the major and trace element chemistry of rock samples collected by the U.S. Geological Survey (USGS) at Bokan Mountain, located in the southern part of Prince of Wales Island, southeastern Alaska. Bokan Mountain was formed by an Early Jurassic peralkaline igneous complex that intruded into lower Paleozoic rocks of the Alexander terrane of southeast Alaska. The pluton and surrounding country rocks host numerous mineral deposits and occurrences, including heavy rare earth element (HREE)-rich pegmatites and felsic dikes, as well as mineral deposits rich in uranium, thorium, HREE, and fluorine. The Ross-Adams mine on Bokan Mountain exploited a uranium-thorium deposit intermittently from the late... Categories: Data; Types: Citation, Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Alaska, Alexander terrane, Bokan Mountain, Energy Resources, Exploration, All tags... Geochemical surveys, Geochemistry, Geochemistry, Igneous rocks, Jurassic, MRP, Mesozoic, Mineral Resources Program, Mineral deposits, Prince of Wales Island, Prospecting, Rare Earth Elements, Southeast Alaska, USA, USA, USGS Science Data Catalog (SDC), United States of America, Uranium, geoscientificinformation, Fewer tags 1 2 »