Major-oxide, minor-oxide, and trace-element geochemical data from rocks collected in the Chistochina mining district, Mount Hayes Quadrangle, Alaska, in 2005-2009

Mineral-resources personnel from the Alaska Division of Geological & Geophysical Surveys (DGGS) carried out a geological field survey, including mapping and sampling in the Chistochina mining district in the Mount Hayes A-2 and A-3 quadrangles, Alaska, from June 30 to July 15, 2009. The fieldwork provides basic information critical to building an understanding of Alaska's geology and is part of an integrated program of airborne geophysical surveys followed by geological mapping. During 2009, 57 rock samples were collected for geochemical trace-element analysis, 107 rock samples were collected for whole rock (major- and minor-oxide and petrogenetically important trace elements) analyses, and 2 samples were collected...

Tags: Alaska Range, Alaska, State of, Chisna, Chistochina Mining District, Geochemical Data, All tags... Geochemistry, Major Oxides, Minor Oxides, Mount Hayes Quadrangle, Platinum Group Elements, STATEMAP Project, Slate Creek (Mount Hayes), Slate Creek Prospect, Trace Elements, Trace Metals, geoscientificInformation, Fewer tags

Major-oxide, minor-oxide, and trace-element geochemical data from rocks and stream sediments in the Wrangellia mineral assessment area, Gulkana, Healy, Mount Hayes, and Talkeetna Mountains quadrangles, Alaska

Mineral-resources geologists from the Alaska Division of Geological & Geophysical Surveys (DGGS) carried out a helicopter-supported geological and geochemical resource assessment project in the Gulkana, Healy, Mount Hayes, and Talkeetna Mountains quadrangles from July 29 through August 16, 2013. The objectives of this assessment were to improve the publicly-available geological, geophysical, and geochemical data in the area of known occurrences in the Mount Hayes Quadrangle, and to extend this coverage and any gained insight westward into the less-explored extension of the Wrangellia terrane. This program of stream-sediment, pan-concentrate, and rock sampling was conducted as part of the State's Strategic Minerals...

Tags: Amphitheater Mountains, Copper, Geochemical Data, Geochemical Surveys, Geochemistry, All tags... Gold, Greenstone, Gulkana Quadrangle, Healy Quadrangle, Mount Hayes Quadrangle, Nickel, Pan Concentrates, Platinum Group Elements, Rare Earth Elements, Silver, Strategic and Critical Minerals Assessment Project, Stream Sediments, Talkeetna Mountains, Talkeetna Mountains Quadrangle, Trace Elements, Ultramafic, geoscientificInformation, Fewer tags

Geochemical reanalysis of historical U.S. Geological Survey sediment samples from the Tonsina area, Valdez Quadrangle, Alaska

The State of Alaska's Strategic and Critical Minerals (SCM) Assessment project, a State-funded Capital Improvement Project (CIP), is designed to evaluate Alaska's statewide potential for SCM resources. The SCM Assessment is being implemented by the Alaska Division of Geological & Geophysical Surveys (DGGS), and involves obtaining new airborne-geophysical, geological, and geochemical data. For the geochemical part of the SCM Assessment, thousands of historical geochemical samples from DGGS, U.S. Geological Survey (USGS), and U.S. Bureau of Mines archives are being reanalyzed by DGGS using modern, quantitative, geochemical-analytical methods. The objective is to update the statewide geochemical database to more clearly...

Tags: Alaska, State of, Analyses, Analyses and Sampling, Anchorage Quadrangle, Chemistry, All tags... Critical Minerals, Economic Geology, Economic Study, Geochemical Data, Geochemical Surveys, Geochemistry, Geology, Mineral Assessment, Mineral Deposit, Mineral Development, Mineral Localities, Mineral Prospect, Mineral Resources, Minerals, Non-Metals, Platinum Group Elements, Precious Metals, Rare Earth Elements, Ree, Resource Assessment, Resource Information, Resources, Sample Location, Sediment, Strategic Minerals, Strategic and Critical Minerals Assessment Project, Stream Sediments, Trace Elements, Trace Geochemical, Trace Metals, Valdez Quadrangle, geoscientificInformation, Fewer tags

Compilation of Geospatial Data (GIS) for the Mineral Industries of Select Countries in the Indo-Pacific

The U.S. Geological Survey (USGS) has compiled a geodatabase containing mineral-related geospatial data for 19 countries of interest in the Indo-Pacific region (area of study): Bangladesh, Bhutan, Brunei, Burma, Fiji, Malaysia, Mongolia, Nauru, New Caledonia, New Zealand, Papua New Guinea, Philippines, Singapore, Solomon Islands, South Korea (Republic of Korea), Sri Lanka, Taiwan, Timor-Leste, and Vietnam. The data can be used in analyses of the extractive fuel and nonfuel mineral industries integral for the successful operation of the mineral industries within the area of study. This geodatabase reflects the USGS ongoing commitment to its mission of understanding the nature and distribution of global mineral commodity...

Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Asia, Bangladesh, Bhutan, Brunei, Burma, All tags... Economic Geology, Energy Resources, Fiji, Geography, Indo-Pacific, Information Sciences, LNG, Malaysia, Malaysia-Thailand Joint Development Area (JDA), Mineral Resources, Mongolia, NGL, Nauru, New Caledonia, New Zealand, Papua New Guinea, Philippines, Singapore, Solomon Islands, South Korea (Republic of Korea), Sri Lanka, Taiwan, Timor-Leste, USGS Science Data Catalog (SDC), Vietnam, alumina, aluminum, antimony, arsenic, bauxite, bismuth, cadmium, calcium carbonate, cement, chromium, clay, coal, coal area, coal occurrence, coal resources, coalbed methane, coalfield, cobalt, coke, commodity, continuous resources, conventional resources, copper, copper occurrence, copper resources, development, exploration, feldspar, ferroalloys, fluorspar, gallium, garnet, gas, gas production, gemstone, gold, graphite, gypsum, hydrocarbon resources, hydrogen, indium, iron and steel, iron ore, iron sand, lead, lime, liquefied natural gas, liquid natural gas, lithium, magnesium, manganese, mica, mine, mineral, mineral commodity, mineral development, mineral exploration, mineral occurrence, mineral processing, mineral resources, minerals, mining, mining exploration, molybdenum, natural gas, natural gas liquids, nickel, niobium, nitrogen, oil, oil and gas, oil production, palladium, peat, perlite, permissive, petroleum, phosphate, phosphate rock, platinum, platinum group elements, porphyry copper, potassium, pyrophyllite, rare earths, recoverable resources, refinery, refining, resources, rhenium, rhodium, salt, sand and gravel, scandium, sediment-hosted stratabound copper, selenium, shale gas, shale oil, silica, silica sand, silicon, silver, smelting, stone, sulfur, talc, tantalum, tellurium, tight gas, tight oil, tin, titanium, tracts, tungsten, unconventional resources, undiscovered resources, uranium, vanadium, zeolites, zinc, zirconium, Fewer tags

Analyses of historic U.S. Bureau of Mines samples for geochemical trace-element and rare-earth-element data from tin occurrences associated with the Ohio Creek pluton, south-central Alaska

This report and digital data release presents 82 new rock geochemical analyses on historic U.S. Bureau of Mines (USBM) samples. These samples were originally collected by the USBM as part of their critical and strategic minerals project, which investigated tin occurrences associated with the Ohio Creek pluton, south-central Alaska. Historic USBM sample materials were retrieved by DGGS from the DGGS Geologic Materials Center (GMC), where the USBM samples were transferred as part of the federally funded Minerals Data and Information Rescue in Alaska (MDIRA) program in the late 1990s and early 2000s. The text and analytical data and tables associated with this report are being released in digital format as PDF files...

Tags: Analyses and Sampling, Base Metals, Critical Minerals, Economic Geology, Economic Study, All tags... Exploration, Geochemical Data, Geochemical Surveys, Geochemistry, Geology, Heavy Metals, Mineral Assessment, Mineral Deposit, Mineral Development, Mineral Localities, Mineral Prospect, Mineral Resources, Minerals, Non-Metals, Platinum Group Elements, Precious Metals, Rare Earth Elements, Ree, Resource Assessment, Resource Information, Resources, Strategic Minerals, Strategic and Critical Minerals Assessment Project, Trace Elements, Trace Geochemical, Trace Metals, geoscientificInformation, Fewer tags

Analyses of historic U.S. Bureau of Mines rock and heavy mineral concentrate samples for geochemical trace-element and rare-earth element data--Ray Mountains and Kanuti-Hodzana uplands area, Alaska

Re-analyses of sample pulps and bulk rejects from historic USBM rock and heavy-mineral-concentrate samples were conducted by the Alaska Division of Geological & Geophysical Surveys (DGGS) as part of the State of Alaska's Strategic and Critical Minerals Assessment project, which is designed to evaluate Alaska's potential for these resources. The objective of this resource assessment is to expand the state's geochemical database by obtaining and publishing modern, quantitative geochemical analyses for historic USBM samples, where available. Highlights of this re-analysis project include heavy mineral concentrates with up 7,220 ppm Sn, 5,870 ppm Cr, and 17,000 ppm Mn.

Tags: Aluminum, Antimony, Arsenic, Barium, Basalt, All tags... Base Metals, Beaver Quadrangle, Bedrock, Beryllium, Bettles Quadrangle, Bismuth, Bonanza Creek, Cadmium, Calcium, Caribou Mountain, Cerium, Cesium, Chlorite, Chromium, Coal Creek, Cobalt, Copper, Critical Minerals, Dall River, Dalton Highway, Dysprosium, Economic Geology, Erbium, Europium, Exploration, Felsic, Fish Creek, Fluorine, Fort Hamlin Hills, Gadolinium, Galena, Gallium, Geochemical Data, Geochemical Surveys, Geochemistry, Germanium, Gobblers Knob, Gold, Granite, Greisen, Hafnium, Heavy Metals, Holmium, Igneous Rocks, Iron, Ishtalitna Creek, Kanuti Hot Springs, Kanuti Kilolitna River, Kanuti River, Kilo Hot Springs, Koyukuk Mining District, Lanthanide Elements, Lanthanum, Livengood Quadrangle, Lode, Lower Ray Hot Springs, Lutetium, Magnesium, Manganese, McQuesten Creek, Metabasite, Metals, Metamorphic Rocks, Metasedimentary rocks, Metavolcanic rocks, Mineral Assessment, Mineral Deposit, Mineral Resources, Molybdenum, Monazite, Mount Henry Eakin, Mount Tozi, Neodymium, Nickel, Niobium, No Name Creek, Non-Metals, Palladium, Pan Concentrates, Phosphorus, Placer, Placer Gold, Platinum, Platinum Group Elements, Potassium, Praseodymium, Precious Metals, Promethium, Prospect Creek, Rare Earth Elements, Ray Mountains, Ray River, Ray River Hot Springs, Ree, Resource Assessment, Resources, Rubidium, Samarium, Scheelite, Schist, Selenium, Silica, Silver, Sithylemenkat Lake, Sodium, Sphalerite, Strategic Minerals, Stream Sediments, Strontium, Sulfides, Sulfur, Tanana Quadrangle, Tantalum, Thallium, Thorium, Tin, Titanium, Tokusatatquaten Lake, Torment Creek, Tourmaline, Trace Elements, Trace Geochemical, Trace Metals, Trans-Alaska Pipeline, Tungsten, Upper Ray Hot Springs, Uranium, Vanadium, Ytterbium, Zeunerite, Zinc, Zirconium, geoscientificInformation, Fewer tags

Analyses of historic U.S. Bureau of Mines samples for geochemical trace-element and rare-earth-element data from the Porcupine River drainage, northeastern Alaska

This report and digital data release presents 90 new geochemical analyses on historic U.S. Bureau of Mines (USBM) samples, including 56 rock, 16 sediment, 5 soil, and 12 heavy mineral concentrate (pan concentrate) samples, as well as 1 sample of indeterminate type. Some of these samples were originally collected by the USBM as part of their mineral investigations in the Porcupine River drainage, northeastern Alaska, and a portion of the samples were collected as part of the National Uranium Resource Evaluation. Historic USBM sample materials were retrieved by DGGS from the DGGS Geologic Materials Center (GMC), where the USBM samples were transferred as part of the federally funded Minerals Data and Information Rescue...

Tags: Analyses and Sampling, Base Metals, Critical Minerals, Economic Geology, Economic Study, All tags... Exploration, Geochemical Surveys, Geochemistry, Geology, Heavy Metals, Mineral Assessment, Mineral Deposit, Mineral Development, Mineral Localities, Mineral Prospect, Mineral Resources, Minerals, Non-Metals, Platinum Group Elements, Precious Metals, Rare Earth Elements, Ree, Resource Assessment, Resource Information, Resources, Strategic Minerals, Strategic and Critical Minerals Assessment Project, Trace Elements, Trace Geochemical, Trace Metals, geoscientificInformation, Fewer tags

Geochemical reanalysis of historical U.S. Geological Survey sediment samples from the northeastern Alaska Range, Healy, Mount Hayes, Nabesna, and Tanacross quadrangles, Alaska

The State of Alaska's Strategic and Critical Minerals (SCM) Assessment project, a State-funded Capital Improvement Project (CIP), is designed to evaluate Alaska's statewide potential for SCM resources. The SCM Assessment is being implemented by the Alaska Division of Geological & Geophysical Surveys (DGGS), and involves obtaining new airborne-geophysical, geological, and geochemical data. For the geochemical part of the SCM Assessment, thousands of historical geochemical samples from DGGS, U.S. Geological Survey (USGS), and U.S. Bureau of Mines archives are being reanalyzed by DGGS using modern, quantitative, geochemical-analytical methods. The objective is to update the statewide geochemical database to more clearly...

Tags: Alaska, State of, Analyses, Analyses and Sampling, Anchorage Quadrangle, Chemistry, All tags... Critical Minerals, Economic Geology, Economic Study, Geochemical Data, Geochemical Surveys, Geochemistry, Geology, Healy Quadrangle, Mineral Assessment, Mineral Deposit, Mineral Development, Mineral Localities, Mineral Prospect, Mineral Resources, Minerals, Mount Hayes Quadrangle, Nabesna Quadrangle, Non-Metals, Platinum Group Elements, Precious Metals, Rare Earth Elements, Ree, Resource Assessment, Resource Information, Resources, Sample Location, Sediment, Strategic Minerals, Strategic and Critical Minerals Assessment Project, Stream Sediments, Tanacross Quadrangle, Trace Elements, Trace Geochemical, Trace Metals, geoscientificInformation, Fewer tags

Thin section images, automated mineralogy scans, lithogeochemistry, and Nd-Sr-Pb isotopic analysis of samples from a mostly buried layered mafic intrusion, Wet Mountains, Colorado 2022-2024

This dataset includes thin section images, automated mineralogy mineral maps, whole-rock geochemical data, and whole-rock Nd-Sr-Pb isotopic analysis of samples collected from nine mafic-ultramafic outcrops in the Wet Mountains, southern Colorado, during the summer of 2022. These data will accompany an upcoming journal publication and are intended to supplement recently collected airborne magnetic and ground gravity data that indicate a mostly buried mafic-ultramafic intrusion of unknown age (Grauch et al., 2023; Magnin and Anderson, 2023; Magnin et al., 2023). Outcrop locations were identified based on previous mapping by Taylor (1974). A single thin section was made from each sample, and both plain- and cross-polarized...

Categories: Data; Tags: Anorthosite, Automated Mineralogy, Automated mineralogy, Colorado, Custer, All tags... Earth MRI, Earth Mapping Resources Initiative, GGGSC, Gabbroid, Geochemistry, Geology, Geophysics, and Geochemistry Science Center, ICP-MS, ICP-OES, Inductively Coupled Plasma Mass Spectrometry, Inductively Coupled Plasma Optical Emission Spectrometry, Lead Fire Assay, MRP, Mineral Resources, Mineral Resources Program, Norite, PGE, Pb-Pb, Platinum Group Elements, Pyroxenite, Radiogenic isotopes, Rb-Sr, Sm-Nd, TESCAN Integrated Mineral Analyzer, TIMA, TIMS, Thermal Ionization Mass Spectrometry, U.S. Geological Survey, USGS, USGS Science Data Catalog (SDC), Ultramafic intrusive rock, geochemistry, geoscientificInformation, petrography, plutonic rocks, subsampling, Fewer tags

GIS for focus areas of potential domestic resources of 11 critical minerals—aluminum, cobalt, graphite, lithium, niobium, platinum group elements, rare earth elements, tantalum, tin, titanium, and tungsten

NOTE: This data release has been superseded by version 2.0, available here: https://doi.org/10.5066/P9U6SODG

Tags: Alabama, Alaska, Arizona, Arkansas, California, All tags... Colorado, Connecticut, Delaware, District of Columbia, Earth Mapping Resources Initiative (Earth MRI), Florida, Georgia, Hawaii, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Mineral Resources, Mineral Resources Program (MRP), 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, South Carolina, South Dakota, Tennessee, Texas, USGS Science Data Catalog (SDC), United States, Utah, Vermont, Virginia, Washington, West Virginia, Wisconsin, Wyoming, aluminum, cobalt, critical mineral, economic geology, geospatial datasets, graphite, heavy rare earth elements, iron-oxide apatite, iron-oxide copper gold, light rare earth elements, lithium, mineral deposits, niobium, phosphate, platinum group elements, rare earth elements, society, tantalum, tin, titanium, tungsten, Fewer tags

Analyses of historic U.S. Bureau of Mines samples for geochemical trace-element and rare-earth-element data from the Darby Mountains, Seward Peninsula, Alaska

This report and digital data release presents 209 new geochemical analyses on historic U.S. Bureau of Mines (USBM) samples, including 90 rock, 9 stream sediment, 14 soil, and 96 heavy mineral concentrate (pan concentrate) samples. These samples were originally collected by the USBM as part of their search for radioactive mineral deposits in the northern Darby Mountains, eastern Seward Peninsula, Alaska Historic USBM sample materials were retrieved by DGGS from the DGGS Geologic Materials Center (GMC), where the USBM samples were transferred as part of the federally funded Minerals Data and Information Rescue in Alaska (MDIRA) program in the late 1990s and early 2000s. The text and analytical data and tables associated...

Tags: Analyses and Sampling, Base Metals, Critical Minerals, Economic Geology, Economic Study, All tags... Exploration, Geochemical Surveys, Geochemistry, Geology, Heavy Metals, Mineral Assessment, Mineral Deposit, Mineral Development, Mineral Localities, Mineral Prospect, Mineral Resources, Minerals, Non-Metals, Platinum Group Elements, Precious Metals, Rare Earth Elements, Ree, Resource Assessment, Resource Information, Resources, Strategic Minerals, Strategic and Critical Minerals Assessment Project, Trace Elements, Trace Geochemical, Trace Metals, geoscientificInformation, Fewer tags

Analyses of historic U.S. Bureau of Mines samples for geochemical trace-element and rare-earth-element data from the VABM Bend area, Charley River and Eagle quadrangles, east-central Alaska

This report and digital data release presents 12 new geochemical analyses on historic U.S. Bureau of Mines (USBM) samples, including 6 rock, 4 stream sediment, and 2 heavy mineral concentrate (pan concentrate) samples. These samples were originally collected by the USBM to follow up reported tungsten anomalies in the VABM Bend area, Charley River and Eagle quadrangles, east-central Alaska. Historic USBM sample materials were retrieved by DGGS from the DGGS Geologic Materials Center (GMC), where the USBM samples were transferred as part of the federally funded Minerals Data and Information Rescue in Alaska (MDIRA) program in the late 1990s and early 2000s. The text and analytical data and tables associated with this...

Tags: Analyses and Sampling, Base Metals, Critical Minerals, Economic Geology, Economic Study, All tags... Exploration, Geochemical Surveys, Geochemistry, Geology, Heavy Metals, Mineral Assessment, Mineral Deposit, Mineral Development, Mineral Localities, Mineral Prospect, Mineral Resources, Minerals, Non-Metals, Platinum Group Elements, Precious Metals, Rare Earth Elements, Ree, Resource Assessment, Resource Information, Resources, Strategic Minerals, Strategic and Critical Minerals Assessment Project, Trace Elements, Trace Geochemical, Trace Metals, geoscientificInformation, Fewer tags

Geochemical, major-oxide, minor-oxide, trace-element and carbon data from rocks collected in 2011 in the Moran area, Tanana and Melozitna Quadrangles, Alaska

Mineral-resources personnel from the Alaska Division of Geological & Geophysical Surveys carried out a geologic field survey, including mapping and sampling in the Moran area in the Tanana A-6 and B-6 quadrangles, and the Melozitna A-1, A2, B-1, and B-2 quadrangles, Alaska from June 17 to August 15, 2011. The fieldwork provides basic information critical to building an understanding of Alaska geology and is part of an integrated program of airborne geophysical surveys followed by geologic mapping. During 2011, 212 rock samples were collected for geochemical trace-element analysis, 58 rock samples were collected for whole-rock (major- and minor-oxide and petrogenetically important trace elements tables) analyses,...

Tags: Alaska, State of, Geochemical Data, Geochemistry, Gold, Grant Creek, All tags... Kokrines Hills, Little Melozitna Hot Springs, Major Oxides, Melozitna Mining District, Melozitna Quadrangle, Minor Oxides, Moran Creek, Moran Dome, Platinum Group Elements, STATEMAP Project, Tanana Quadrangle, Trace Elements, Trace Geochemical, Trace Metals, Yukon River, geoscientificInformation, Fewer tags

Geochemical reanalysis of historical U.S. Geological Survey sediment samples from the Haines area, Juneau and Skagway quadrangles, southeast Alaska

The State of Alaska's Strategic and Critical Minerals (SCM) Assessment project, a State-funded Capital Improvement Project (CIP), is designed to evaluate Alaska's statewide potential for SCM resources. The SCM Assessment is being implemented by the Alaska Division of Geological & Geophysical Surveys (DGGS), and involves obtaining new airborne-geophysical, geological, and geochemical data. For the geochemical part of the SCM Assessment, thousands of historical geochemical samples from DGGS, U.S. Geological Survey (USGS), and U.S. Bureau of Mines archives are being reanalyzed by DGGS using modern, quantitative, geochemical-analytical methods. The objective is to update the statewide geochemical database to more clearly...

Tags: Alaska, State of, Analyses, Analyses and Sampling, Anchorage Quadrangle, Chemistry, All tags... Critical Minerals, Economic Geology, Economic Study, Geochemical Data, Geochemical Surveys, Geochemistry, Geology, Juneau Quadrangle, Mineral Assessment, Mineral Deposit, Mineral Development, Mineral Localities, Mineral Prospect, Mineral Resources, Minerals, Non-Metals, Platinum Group Elements, Precious Metals, Rare Earth Elements, Ree, Resource Assessment, Resource Information, Resources, Sample Location, Sediment, Skagway Quadrangle, Strategic Minerals, Strategic and Critical Minerals Assessment Project, Stream Sediments, Trace Elements, Trace Geochemical, Trace Metals, geoscientificInformation, Fewer tags

Geochemical reanalysis of historical U.S. Geological Survey sediment samples from the Zane Hills, Hughes and Shungnak quadrangles, Alaska

The State of Alaska's Strategic and Critical Minerals (SCM) Assessment project, a State-funded Capital Improvement Project (CIP), is designed to evaluate Alaska's statewide potential for SCM resources. The SCM Assessment is being implemented by the Alaska Division of Geological & Geophysical Surveys (DGGS), and involves obtaining new airborne-geophysical, geological, and geochemical data. For the geochemical part of the SCM Assessment, thousands of historical geochemical samples from DGGS, U.S. Geological Survey (USGS), and U.S. Bureau of Mines archives are being reanalyzed by DGGS using modern, quantitative, geochemical-analytical methods. The objective is to update the statewide geochemical database to more clearly...

Tags: Alaska, State of, Analyses, Analyses and Sampling, Anchorage Quadrangle, Chemistry, All tags... Critical Minerals, Economic Geology, Economic Study, Geochemical Data, Geochemical Surveys, Geochemistry, Geology, Hughes Quadrangle, Mineral Assessment, Mineral Deposit, Mineral Development, Mineral Localities, Mineral Prospect, Mineral Resources, Minerals, Non-Metals, Platinum Group Elements, Precious Metals, Rare Earth Elements, Ree, Resource Assessment, Resource Information, Resources, Sample Location, Sediment, Shungnak Quadrangle, Strategic Minerals, Strategic and Critical Minerals Assessment Project, Stream Sediments, Trace Elements, Trace Geochemical, Trace Metals, geoscientificInformation, Fewer tags

Geochemical, major-oxide, minor-oxide, trace-element, carbon, and rare-earth-element data from rocks collected in 2011 in the Moran area, Tanana and Melozitna Quadrangles, Alaska

Mineral-resources personnel from the Alaska Division of Geological & Geophysical Surveys carried out a geologic field survey, including mapping and sampling in the Moran area in the Tanana A-6 and B-6 quadrangles, and the Melozitna A-1, A-2, B-1, and B-2 quadrangles, Alaska, from June 17 to August 15, 2011. The fieldwork provides basic information critical to building an understanding of Alaska’s geology and is part of an integrated program of airborne geophysical surveys followed by geologic mapping. During 2011, 212 rock samples were collected for geochemical trace-element analysis (tables 1–3), 58 rock samples were collected for whole-rock (major- and minor-oxide and petrogenetically important trace elements)...

Tags: Alaska, State of, Geochemical Data, Geochemistry, Gold, Grant Creek, All tags... Kokrines Hills, Little Melozitna Hot Springs, Major Oxides, Melozitna Mining District, Melozitna Quadrangle, Minor Oxides, Moran Creek, Moran Dome, Platinum Group Elements, STATEMAP Project, Tanana Quadrangle, Trace Elements, Trace Geochemical, Trace Metals, Yukon River, geoscientificInformation, Fewer tags

Major-oxide, minor-oxide, and trace-element geochemical data from rocks in the Styx River area, Lime Hills C-1 Quadrangle, Lime Hills, McGrath, Talkeetna, and Tyonek quadrangles, Alaska

Geologists from the Alaska Division of Geological & Geophysical Surveys (DGGS) Mineral Resources Section conducted four weeks of helicopter-supported mapping and fieldwork from June 26 through July 24, 2013. The Styx River project in the Lime Hills C-1 Quadrangle was part of the State-funded Airborne Geophysical/Geological Mineral Inventory (AGGMI) program as part of the State's Strategic Minerals Assessment Project, an initiative designed to evaluate Alaska's potential for rare-earth elements, PGEs, and other similarly supply-challenged resources. The Styx River project area has active and ongoing mineral exploration for deposit types including porphyry copper/molybdenum/gold, reduced intrusion-related gold, and...

Tags: Alaska Range, Aluminum, Antimony, Arsenic, Barium, All tags... Basalt, Base Metals, Bedrock, Beryllium, Bismuth, Cadmium, Calcium, Cerium, Cesium, Chalcopyrite, Chlorite, Chromium, Cobalt, Copper, Critical Minerals, Dysprosium, Economic Geology, Erbium, Europium, Exploration, Felsic, Fluorine, Gadolinium, Galena, Gallium, Geochemical Data, Geochemical Surveys, Geochemistry, Geology, Germanium, Gold, Granite, Greisen, Hafnium, Heavy Metals, Holmium, Hornfels, Igneous Rocks, Iron, Lime Hills Quadrangle, Lode, Lutetium, Magnesium, Major Oxides, Manganese, McGrath Quadrangle, Metals, Mineral Assessment, Mineral Deposit, Mineral Localities, Mineral Resources, Minor Oxides, Molybdenum, Neodymium, Nickel, Niobium, Non-Metals, Palladium, Phosphorus, Platinum, Platinum Group Elements, Plutons, Potassium, Precious Metals, Promethium, Rubidium, Selenium, Silica, Silver, Sodium, Sphalerite, Strategic Minerals, Strategic and Critical Minerals Assessment Project, Strontium, Sulfides, Sulfur, Talkeetna Quadrangle, Tantalum, Thallium, Thorium, Tin, Titanium, Tourmaline, Trace Elements, Trace Metals, Tungsten, Tyonek Quadrangle, Uranium, Vanadium, Volcanic, Zinc, Zirconium, geoscientificInformation, Fewer tags

Analyses of historic U.S. Bureau of Mines samples for geochemical trace-element and rare-earth-element data from the Zane Hills pluton, northwestern Alaska

This report and digital data release presents 40 new geochemical analyses on historic U.S. Bureau of Mines (USBM) samples, including 33 rock and 7 heavy mineral concentrate (pan concentrate) samples. These samples were originally collected by the USBM as part of their critical and strategic minerals project, which investigated the rare-earth-element and uranium mineral potential of the Zane Hills area, northwestern Alaska. Historic USBM sample materials were retrieved by DGGS from the DGGS Geologic Materials Center (GMC), where the USBM samples were transferred as part of the federally funded Minerals Data and Information Rescue in Alaska (MDIRA) program in the late 1990s and early 2000s. The text and analytical...

Tags: Analyses and Sampling, Base Metals, Critical Minerals, Economic Geology, Economic Study, All tags... Exploration, Geochemical Surveys, Geochemistry, Geology, Heavy Metals, Mineral Assessment, Mineral Deposit, Mineral Development, Mineral Localities, Mineral Prospect, Mineral Resources, Minerals, Non-Metals, Platinum Group Elements, Precious Metals, Rare Earth Elements, Ree, Resource Assessment, Resource Information, Resources, Strategic Minerals, Strategic and Critical Minerals Assessment Project, Trace Elements, Trace Geochemical, Trace Metals, geoscientificInformation, Fewer tags

Analyses of historic U.S. Bureau of Mines samples for geochemical trace-element and rare-earth-element data from the Ray River watershed, and Kanuti and Hodzana rivers uplands, central Alaska

This report and digital data release presents 131 new geochemical analyses on historic U.S. Bureau of Mines (USBM) samples, including 86 rock and 42 heavy mineral concentrate (pan concentrate) samples, as well as 3 samples of indeterminate type. Some of these samples were originally collected by the USBM from the Ray River watershed, and the Kanuti and Hodzana Rivers uplands, central Alaska, and a portion of the samples were collected as part of the National Uranium Resource Evaluation. Historic USBM sample materials were retrieved by DGGS from the DGGS Geologic Materials Center (GMC), where the USBM samples were transferred as part of the federally funded Minerals Data and Information Rescue in Alaska (MDIRA) program...

Tags: Analyses and Sampling, Base Metals, Critical Minerals, Economic Geology, Economic Study, All tags... Exploration, Geochemical Surveys, Geochemistry, Geology, Heavy Metals, Mineral Assessment, Mineral Deposit, Mineral Development, Mineral Localities, Mineral Prospect, Mineral Resources, Minerals, Non-Metals, Platinum Group Elements, Precious Metals, Rare Earth Elements, Ree, Resource Assessment, Resource Information, Resources, Strategic Minerals, Strategic and Critical Minerals Assessment Project, Trace Elements, Trace Geochemical, Trace Metals, geoscientificInformation, Fewer tags

Digital compilation of geochemical data for historical samples from occurrences of strategic and critical elements in Alaska: Part II - Platinum group elements (PGE)

The State of Alaska's Strategic and Critical Minerals (SCM) Assessment project, a State-funded Capital Improvement Project (CIP), is designed to evaluate Alaska's statewide potential for strategic and critical mineral resources. The SCM Assessment project is being implemented by the Alaska Division of Geological & Geophysical Surveys (DGGS), and involves obtaining new airborne-geophysical, geological, and geochemical data. For the geochemical part of the SCM Assessment project, thousands of geochemical-sample analyses and locations from historical U.S. Bureau of Mines (USBM), U.S. Geological Survey (USGS), Bureau of Land Management (BLM), DGGS, Alaska Territorial Department of Mines, Alaska Division of Mines and...

Tags: Alaska Statewide Quadrangle, Alaska, State of, Analyses, Analyses and Sampling, Analytical Lab Results, All tags... Analytical Results, Base Metals, Chemistry, Critical Minerals, Economic Geology, Economic Study, Exploration, Geochemical Data, Geochemical Surveys, Geochemistry, Geologic, Geology, Lab Methods, Major Oxides, Metals, Methods, Mineral Assessment, Mineral Deposit, Mineral Localities, Mineral Prospect, Mineral Resources, Minerals, Mining, Minor Oxides, Non-Metals, Ore Deposit, Ores, Palladium, Platinum, Platinum Group Elements, Precious Metals, Prospecting Sites, Resource Assessment, Resource Information, Resources, Sample Location, Strategic Minerals, Strategic and Critical Minerals Assessment Project, Stream Sediments, Trace Elements, Trace Geochemical, Trace Metals, geoscientificInformation, Fewer tags