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Airborne magnetic survey, northwestern Minnesota, 2021 This data release provides digital flight line data for a high-resolution airborne magnetic 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 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 by EDCON-PRJ and NV5 Geospatial,... Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: Becker County, Clay County, Clearwater River, Earth Mapping Resources Initiative, EarthMRI, All tags... 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, United States, United States of America, Wild Rice River, aeromagnetic surveying, airborne geophysical survey, economy, geophysics, geoscientificInformation, geospatial datasets, horizontal magnetic gradiometry, magnetic field (earth), northwestern Minnesota, vertical magnetic gradient, Fewer tags Airborne radiometric flight line data, western Arkansas, 2022 Airborne radiometric data are provided here as part of the data release "Airborne magnetic and radiometric survey, western Arkansas, 2022." This website includes the processed radiometric data, with and without spectra, provided in ASCII .csv files and geoTIFF images showing the total count (K, U, Th), percent potassium (%K), equivalent uranium (eU), and equivalent thorium (eTh). Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: AASG, Arkansas, Association of State Geologists, Dardanelle, Dardanelle Lake, All tags... Earth MRI, Earth Mapping Resources Initiative, GGGSC, Garland, Geology, Geophysics, and Geochemistry Science Center, Johnson, Logan, MRP, Mineral Resources Program, NCGMP, National Cooperative Geologic Mapping Program, Ouachita National Forest, Petit Jean, Pope, Saline, Scott, U.S. Geological Survey, USA, USGS, United States, United States of America, Yell, aeromagnetic surveying, aeroradiometric surveying, airborne geophysical survey, critical minerals, economic geology, economy, geophysics, geoscientificInformation, geospatial datasets, potassium, structural geology, thorium, uranium, west-central Arkansas, western Arkansas, western Arkansas, Fewer tags Hicks Dome Magnetic Data 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, GeoTIFF, Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service, Raster; 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, 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, 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 Airborne magnetic flight line data, Virginia and North Carolina Fall Zone, 2021 Airborne magnetic data are provided here as part of the data release, 'Airborne magnetic and radiometric survey, Virginia and North Carolina Fall Zone, 2021.' This website includes the processed aeromagnetic data provided in an ascii .csv file and a geoTIFF image showing the total magnetic intensity. The contractor report is available on the parent page. Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: AASG, Amelia County, Association of State Geologists, Bertie County, Brunswick County, All tags... Caroline County, Charles City County, Chesterfield County, Colonial Heights County, Cumberland County, Dinwiddie County, Downloadable, EHP, Earth Mapping Resources Initiative, EarthMRI, Earthquake Hazards Program, Edgecombe County, Emporia County, Fluvanna County, GGGSC, GeoTIFF, Geology, Geophysics, and Geochemistry Science Center, Goochland County, Greensville County, Halifax County, Hanover County, Henrico County, Hopewell County, Louisa County, MRP, Map Service, Martin County, Mineral Resources Program, NCGMP, Nash County, National Cooperative Geologic Mapping Program, North Carolina, Northampton County, Nottoway County, Petersburg, Petersburg County, Powhatan County, Prince George County, Rasters, Richmond, Richmond City County, Rocky Mount, Southampton County, Sussex County, U.S. Geological Survey, USGS, United States, Virginia, Warren County, aeromagnetic surveying, aeroradiometric surveying, airborne geophysical survey, economy, economy, geophysics, geoscientific information, geoscientificInformation, geospatial datasets, horizontal magnetic gradiometry, horizontal magnetic gradiometry, magnetic field (earth), potassium, radon, thorium, uranium, Fewer tags Airborne magnetic flight line data, Charleston, South Carolina and surrounds, 2019 Airborne magnetic gradiometry data are provided here as part of the data release, "Airborne magnetic and radiometric survey, Charleston, South Carolina and surrounds, 2019." This data release includes the processed aeromagnetic horizontal gradiometry flight line data provided in an ascii .csv file and a geoTIFF image showing the magnetic intensity in nanoTeslas (nT). The contractor report and deliverables package are available on the parent page, https://doi.org/10.5066/P9EWQ08L. These data were collected as part of a high-resolution airborne magnetic and radiometric survey over Charleston, South Carolina and the surrounding region with a goal of better understanding earthquake hazards in the Charleston seismic... Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: Berkeley County, Charleston, Charleston County, Clarendon County, Colleton County, All tags... Dorchester County, EHP, Earth Mapping Resources Initiative, EarthMRI, Earthquake Hazards Program, GGGSC, Geology, Geophysics, and Geochemistry Science Center, Georgetown County, MRP, Mineral Resources Program, NCGMP, National Cooperative Geologic Mapping Program, Orangeburg County, South Carolina, United States, Williamsburg County, aeromagnetic surveying, aeroradiometric surveying, airborne geophysical survey, economy, geophysics, geoscientificInformation, geospatial datasets, horizontal magnetic gradiometry, potassium, thorium, uranium, Fewer tags Airborne magnetic flight line data, western Arkansas, 2022 Airborne magnetic data are provided here as part of the data release "Airborne magnetic and radiometric survey, western Arkansas, 2022." This website includes the processed aeromagnetic data provided in an ASCII .csv file and geoTIFF images showing the total magnetic intensity and derivative products, including the first and second vertical derivatives, residual magnetics, and reduced-to-pole magnetics. Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: Arkansas, Dardanelle, Dardanelle Lake, Earth MRI, Earth Mapping Resources Initiative, All tags... GGGSC, Garland, Geology, Geophysics, and Geochemistry Science Center, Johnson, Logan, MRP, Mineral Resources Program, NCGMP, National Cooperative Geologic Mapping Program, Ouachita National Forest, Petit Jean, Pope, Saline, Scott, U.S. Geological Survey, USGS, Yell, aeromagnetic surveying, aeroradiometric surveying, airborne geophysical survey, critical minerals, economy, geophysics, geoscientificInformation, geospatial datasets, potassium, thorium, uranium, Fewer tags Bayesian modeling of NURE airborne radiometric data for the conterminous United States: predictions and grids This data release includes estimates of potassium (K), equivalent uranium (eU), and equivalent thorium (eTh) for the conterminous United States derived from the U.S. Geological Survey's national airborne radiometric data compilation (Duval and others, 2005). Airborne gamma ray spectrometry (AGRS) measures the gamma-rays that are emitted from naturally occurring radioactive isotopes found in rocks and soil, the most abundant of which are potassium (K40), uranium (U238), and thorium (Th232). Radiometric data can aid in exploration of critical mineral resources, including deposits of barium, fluorine, titanium, beryllium, niobium, rare-earth elements, and uranium. There is also growing interest in using radiometric... Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: Alabama, Arizona, Arkansas, California, Colorado, All tags... Connecticut, Delaware, District of Columbia, Florida, GGGSC, Geochemistry, Geology, Geophysics, and Geochemistry Science Center, Geophysics, Georgia, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, MRP, Maine, Maryland, Massachusetts, Michigan, Mineral Resources, Mineral Resources Program, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Puerto Rico, Rhode Island, Soil Sciences, South Carolina, South Dakota, Tennessee, Texas, USGS Science Data Catalog (SDC), United States, Utah, Vermont, Virginia, Washington, West Virginia, Wisconsin, Wyoming, aeroradiometric surveying, economy, geophysical maps, geoscientificInformation, mineral resources, potassium, soil chemistry, thorium, uranium, Fewer tags Hicks Dome Radiometric Data 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, GeoTIFF, Map Service, Raster; 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, 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, USGS, Union County, United States, 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 Airborne magnetic survey, Boulder Batholith region, Montana, 2022 This data release provides digital flight line data for a high-resolution airborne magnetic 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 in an N-S direction... Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: AASG, Aeromagnetic survey, Airborne geophysical survey, Association of State Geologists, Boulder Mountains, All tags... Boulder River, Broadwater County, Butte, Crow Creek, Earth Mapping Resources Initiative, EarthMRI, Economic Geology, Economy, Elkhorn Mountains, GGGSC, Geology, Geophysics, and Geochemistry Science Center, Geophysics, GeoscientificInformation, Geospatial datasets, Helena, 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, Powell County, Prickly Pear Creek, Sedimentology, Structural Geology, Twin Bridges, U.S. Geological Survey, USA, USGS, United States, United States of America, Whitetail Valley, Fewer tags Airborne magnetic and radiometric survey over northwest Arkansas, 2019-2020; Radiometric Data This data release child item contains digital flight line data for a high-resolution 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 kilometers over the transition between the Ouachita and Ozarks Plateau physiographic provinces and includes 67,614 line-kilometers of radiometric data. Data were collected from a fixed-wing aircraft flown at mean terrain clearance of 167 meters above topography along N-S flight... Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: AASG, Arkansas, Association of American State Geologists, Barry County, Baxter County, All tags... Boone County, Boston Mountains, Carroll County, EON Geosciences, Inc., Earth Mapping Resources Initiative, EarthMRI, Franklin County, GGGSC, Geology, Geophysics, and Geochemistry Science Center, Independence County, Izard County, Johnson County, Lawrence County, MRP, Madison County, Marion County, Mineral Resources Program, Newton County, Ouachita Plateau, Ozarks Plateau, Pope County, Rn, Searcy County, Sharp County, Stone County, U.S. Geological Survey, USA, USGS, United States, 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 flight line data, Columbia, South Carolina and surrounds, 2020 Airborne magnetic gradiometry data are provided here as part of the data release, "Airborne magnetic and radiometric survey, Columbia, South Carolina and surrounds, 2020." This website includes the processed aeromagnetic data provided in an ascii .csv file and a geoTIFF image showing the magnetic field intensity. The contractor report is available on the parent page. These data were collected as part of a high-resolution airborne magnetic and radiometric survey over Columbia, South Carolina and the surrounding region immediately northwest of an airborne magnetic and radiometric survey collected near Charleston, South Carolina in 2019 (Shah, 2020). Goals included imaging heavy mineral sands containing titanium,... Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: Aiken County, Bamberg County, Barnwell County, Calhoun County, Clarendon County, All tags... Colleton County, Columbia, Dorchester County, EHP, Earth Mapping Resources Initiative, EarthMRI, Earthquake Hazards Program, Economic Geology, Edgefield County, Fairfield County, GGGSC, Geology, Geophysics, and Geochemistry Science Center, Geophysics, Kershaw County, Lee County, Lexington County, MRP, Mineral Resources, Mineral Resources Program, NCGMP, National Cooperative Geologic Mapping Program, Orangeburg County, Richland County, Saluda County, Sedimentology, Seismology, South Carolina, Structural Geology, Sumter County, 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, horizontal magnetic gradiometry, potassium, thorium, uranium, Fewer tags Airborne radiometric flight line data, Virginia and North Carolina Fall Zone, 2021 Airborne radiometric data are provided here as part of the data release "Airborne magnetic and radiometric survey, Virginia and North Carolina Fall Zone, 2021." This website includes the processed aeroradiometric data (gamma spectrometry for K, U and Th) in an ascii .csv file and geoTIFF images showing the total count values and potassium, thorium, and uranium concentrations. The spectral data are provided in a netcdf file that can be reviewed using any freely available viewer (such as HDFview) or loaded using software or programming languages with netcdf support, such as GSPy for Python (Foks, 2022). The contractor report is available on the parent page. References: Foks, N.L., James, S. R., and Minsely, B.... Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: AASG, Amelia County, Association of State Geologists, Bertie County, Brunswick County, All tags... Caroline County, Charles City County, Chesterfield County, Colonial Heights County, Cumberland County, Dinwiddie County, Downloadable, EHP, Earth Mapping Resources Initiative, EarthMRI, Earthquake Hazards Program, Edgecombe County, Emporia County, Fluvanna County, GGGSC, GeoTIFF, Geology, Geophysics, and Geochemistry Science Center, Goochland County, Greensville County, Halifax County, Hanover County, Henrico County, Hopewell County, Louisa County, MRP, Map Service, Martin County, Mineral Resources Program, NCGMP, Nash County, National Cooperative Geologic Mapping Program, North Carolina, Northampton County, Nottoway County, Petersburg, Petersburg County, Powhatan County, Prince George County, Rasters, Richmond, Richmond City County, Rocky Mount, Southampton County, Sussex County, U.S. Geological Survey, USGS, United States, Virginia, Warren County, aeromagnetic surveying, aeroradiometric surveying, airborne geophysical survey, economy, economy, geophysics, geoscientific information, geoscientificInformation, geospatial datasets, horizontal magnetic gradiometry, horizontal magnetic gradiometry, magnetic field (earth), potassium, radon, thorium, uranium, Fewer tags Airborne radiometric survey, Boulder Batholith region, Montana, 2022 This data release provides digital flight line data for a high-resolution airborne 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 in an N-S... Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; 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:643ebd2bd34ee8d4ade5db65, United States, United States of America, Uranium, Whitetail Valley, biota, Fewer tags High Resolution Aeromagnetic Survey, Villa Grove, Colorado, USA, 2011 This data release includes data collected from the Villa Grove helicopter magnetic survey in northern San Luis Valley and Poncha Pass region in south-central Colorado, USA. The survey area extends over the northern part of Great Sand Dunes National Park, Poncha Pass and vicinity, and into the southern end of the Upper Arkansas Valley. It includes the communities of Crestone, Villa Grove, Saguache, and Salida. Several U.S. Geological Survey programs (including the National Cooperative Geologic Mapping Program, Mineral Resources Program, and Geothermal Program), as well as the Colorado Geological Survey, funded the survey. The data are part of studies to help refine our knowledge in this area about the nature of aquifers,... Categories: Data; Types: Downloadable, GeoTIFF, Map Service, OGC WFS Layer, OGC WMS Layer, Raster, Shapefile; Tags: Chaffee County, City of Salida, Colorado, Crestone, Fremont County, All tags... GGGSC, Geology, Geophysics, and Geochemistry Science Center, Geophysics, Great Sand Dunes National Park, MRP, Minerals Resources Program, Poncha Pass, Saguache, Saguache County, San Luis Creek, San Luis Valley, USGS Science Data Catalog (SDC), Villa Grove, aeromag, aeromagnetic, aeromagnetic surveying, airborne magnetic survey, geophysics, geoscientific information, geospatial datasets, magnetic field (earth), magnetic surveying, Fewer tags Airborne radiometric flight line data over parts of southeast Missouri, southern Illinois and western Kentucky - The Gap survey, 2021 Airborne radiometric flight and tie line data the includes estimated concentrations of potassium, thorium, and uranium and total count radioactivity are provided here in NetCDF (Network Common Data Form) format along with a GeoTIFF grid of a ternary K, U, Th grid. Along with the data provided on this child page, a report in PDF format by the airborne contractor that describes the technical details of the data collection, reduction and processing procedures and a zip file that contains the contractor's deliverable products (Geosoft databases and grids) for the magnetic and radiometric survey is available on the parent page (https://doi.org/10.5066/P9TK8KMM). Categories: Data; Types: Downloadable, GeoTIFF, Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service, Raster; Tags: Alexander County, Ballard County, Bollinger County, Cape Girardeau, Cape Girardeau County, All tags... Carlisle County, EHP, Earth Mapping Resources Initiative, EarthMRI, Earthquake Hazards Program, Economic Geology, Franklin County, GGGSC, Geology, Geophysics, and Geochemistry Science Center, Geophysics, Illinois, Jackson County, Jefferson County, Johnson County, Kentucky, MRP, Massac County, McCracken County, Mineral Resources, Mineral Resources Program, Mississippi County, Missouri, NCGMP, National Cooperative Geologic Mapping Program, New Madrid County, Perry County, Perry County, Pulaski County, Randolph County, Scott County, Sedimentology, Seismology, St. Clair County, Stoddard County, Structural Geology, U.S. Geological Survey, USGS, USGS Science Data Catalog (SDC), Union County, United States, Washington County, Williamson County, aeromagnetic surveying, aeroradiometric surveying, airborne geophysical survey, economy, geophysics, geoscientificInformation, geospatial datasets, horizontal magnetic gradiometry, potassium, thorium, uranium, Fewer tags Airborne radiometric survey, South Pass-Granite Mountains region, Wyoming, 2023 This data release provides digital flight line data for a high-resolution radiometric survey over the South Pass-Granite Mountains region in central Wyoming. The airborne survey was funded by the state of Wyoming, designed by the Wyoming State Geological Survey (WSGS), and contracted by the USGS. The survey is aligned with 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 47,973.8 line km of radiometric data were acquired over an area of 8639 km2. Data were collected from a helicopter flown at a nominal terrain clearance of 100 meters (m) above topography along N-S flight lines spaced at 200... Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: AASG, Aeroradiometric survey, Airborne geophysical survey, Alkali Creek, Association of State Geologists, All tags... Carson County, Continental Divide National Scenic Trail, Earth Mapping Resources Initiative, EarthMRI, Economic Geology, Ferris Mountains, Freemont County, GGGSC, Geology, Geophysics, and Geochemistry Science Center, Geophysics, Geospatial datasets, Granite Mountains, Green Mountains, MRP, Mineral Resources, Mineral Resources Program, National Cooperative Geologic Mapping Program, Natrona County, Pedro Mountains, Potassium, Rawlins, Sedimentology, Seminoe Mountains, Shoshone National Forest, Structural Geology, Sublette County, Sweetwater River, Thorium, U.S. Geological Survey, USA, USGS, USGS:642f18b8d34ee8d4add49274, United States, United States of America, Uranium, Wyoming, biota, Fewer tags Radiometric data The airborne radiometric data are provided here as part of the data release, Airborne magnetic and radiometric survey, southeast Missouri and western Illinois, 2018-2019. The radiometric data include the processed aeroradiometric data provided by the contractor and geoTIFFs showing the potassium (K.tif), uranium (eU.tif), and thorium (eTh.tif) content. This data release 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... Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: Earth Mapping Resources Initiative, EarthMRI, GGGSC, Geology, Geophysics, and Geochemistry Science Center, Illinois, All tags... Ironton, MRP, Mineral Resources Program, Missouri, aeromagnetic surveying, aeroradiometric surveying, airborne geophysical survey, economy, geophysics, geoscientificInformation, geospatial datasets, horizontal magnetic gradiometry, potassium, thorium, uranium, Fewer tags Airborne magnetic survey, Boulder Batholith region, Montana, 2022 This data release provides digital flight line data for a high-resolution airborne magnetic 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 in an N-S direction... Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: AASG, Airborne geophysical survey, Association of State Geologists, Boulder Mountains, Boulder River, All tags... Broadwater County, Butte, Crow Creek, Deerlodge National Forest, Earth Mapping Resources Initiative, EarthMRI, Economic Geology, Economy, Elkhorn Mountains, GGGSC, Geology, Geophysics, and Geochemistry Science Center, Geophysics, GeoscientificInformation, 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, Powell County, Prickly Pear Creek, Sedimentology, Structural Geology, Twin Bridges, U.S. Geological Survey, USA, USGS, United States, United States of America, Whitetail Valley, Fewer tags Airborne magnetic survey of the Wet Mountains and surrounding region, Custer and Fremont Counties, south-central Colorado, 2021 Magnetic data collected as part of 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, are provided as digital flight-line and grid files. Magnetic surveys measure subtle variations in the Earth’s magnetic field and are sensitive to differences in the magnetic properties of rocks from ground level to many kilometers below. 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. The... Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: AASG, Antelope Creek, Arkansas River, Association of State Geologists, Canon City, All tags... 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, United States, United States of America, Westcliffe, Wet Mountain Valley, Wet Mountains, aeromagnetic surveying, airborne geophysical survey, economy, geophysics, geoscientificInformation, geospatial datasets, magnetic field (earth), south-central Colorado, Fewer tags Airborne radiometric survey of the Wet Mountains and surrounding region, Custer and Fremont Counties, south-central Colorado, 2021 Radiometric data collected as part of 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, are provided as digital flight-line and grid files. Radiometric (or gamma-ray) surveys measure naturally occurring low-level radiation and are sensitive to the presence of rocks near the surface that are enriched in uranium, thorium, or potassium. 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 gamma-ray spectrometer stowed onboard. The helicopter pilots followed... Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: AASG, Aeroradiometric survey, 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, Silver Cliff, Structural Geology, Tallahassee Creek, Texas Creek, U.S. Geological Survey, USA, USGS, United States, United States of America, Westcliffe, Wet Mountain Valley, Wet Mountains, airborne geophysical survey, economy, geophysics, geoscientificInformation, geospatial datasets, potassium, south-central Colorado, thorium, uranium, Fewer tags 1 2 »