van Gosen, Bradley S.

About the author

U.S. Geological Survey, Central Region, Rocky Mountain area, Geology discipline
Abandoned mines and quarries, Aluminum, Antimony, Arsenic, Atomic absorption analysis, Atomic emission spectroscopy, Barium, Bedrock geologic units, Beryllium, Bibliographies, Bismuth, Boron, Business and economics, Cadmium, Calcium, Carbon, Carbon sequestration, Cerium, Cesium, Chemical analysis, Chromium, Cobalt, Copper, Core analysis, Datasets, Dysprosium, Economic geology, Erbium, Erosion, Europium, Gadolinium, Gallium, Gem resources, Geochemistry, Geographic information systems, Geologic contacts, Geologic history, Geologic maps, Geologic structure, Geology, Geospatial datasets, Germanium, Gravel deposits, Hafnium, Health and disease, Holmium, Igneous rocks, Indium, Industrial pollution, Iodine, Iron, Lanthanide series elements, Lanthanum, Lead, Lithium, Lutetium, Magnesium, Manganese, Mass spectroscopy, Metallic mineral resources, Metamorphic rocks, Mine waste, Mineral deposits, Mineral resources, Mineralogy, Molybdenum, Natural resource exploration, Neodymium, Neutron activation analysis, Nickel, Niobium, Nonmetallic mineral resources, Particle-beam spectroscopy, Phosphorus, Placer deposit mining, Plutonic rocks, Potassium, Praseodymium, Promethium, Rare earth elements, Reports, Rocks and deposits, Rubidium, Samarium, Sand deposits, Scandium, Scanning electron microscopy, Sedimentation, Selenium, Silicon, Silver, Spatial analysis, Statistical analysis, Stratigraphic sections, Streamflow, Strontium, Sulfur, Surface water quality, Surficial geologic units, Tantalum, Tellurium, Terbium, Thallium, Thorium, Thulium, Tin, Titanium, Tungsten, Unconsolidated deposits, Uranium, Vanadium, Volcanic rocks, Water chemistry, Water pH, X-ray fluorescence, Xenon, Ytterbium, Yttrium, Zinc, Zirconium, Faults, Mine sites, Mineral deposit areas, Mountains, Basalt, Clay or mud, Gravel, Intrusive carbonatite, Nepheline syenite, Peridotite, Sand, Serpentinite, Trachyandesite, Abrasive, Garnet, Asbestos, Copper, Gemstone, Semiprecious, Gold, Lead, Sand and Gravel, Silver, Talc-Soapstone, Zinc, ArcInfo coverage, ArcInfo interchange, DBF, FileMaker, HTML table, KML, Microsoft Access format, Microsoft Excel format, Portable Document Format, Columnar text, Comma-delimited text, Shapefile, Tab-delimited text, Bauxite

Mineral resource assessment of the Custer National Forest in the Pryor Mountains, Carbon County, south-central Montana; with a section on geophysics

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Map showing areas with potential for garnet resources in bedrock and placer in the Blacktail Mountains and the Gravelly, Greenhorn, Ruby, and Snowcrest ranges of southwestern Montana

Geological data in support of mineral resource assessment

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Map showing areas with potential for talc deposits in the Gravelly, Greenhorn, and Ruby ranges and the Henrys Lake Mountains of southwestern Montana

Geologic data supporting mineral resource assessment

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Reported historic asbestos mines, historic asbestos prospects, and natural asbestos occurrences in the eastern United States

Currently (2011) asbestos is not mined commercially in the US. This shows where it has been found or mined in the past.

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Reported historic asbestos prospects and natural asbestos occurrences in the central United States

Currently (2011) asbestos is not mined commercially in the US. This data set describes historical mines and occurrences.

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Reported historic asbestos mines, historic asbestos prospects, and natural asbestos occurrences in the Rocky Mountain states of the United States (Colorado, Idaho, Montana, New Mexico, and Wyoming)

Currently (2011) asbestos is not mined commercially in the US. This data set shows occurrences and historic mines.

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Geochemistry of rock samples collected from the Iron Hill carbonatite complex, Gunnison county, Colorado

A study conducted collected 57 surface rock samples from nine types of intrusive rock to reexamine the chemistry and metallic content of the major rock units of the Iron Hill complex

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Reported historic asbestos mines, historic asbestos prospects, and natural asbestos occurrences in the southwestern United States (Arizona, Nevada, and Utah)

Map and data tables show location, mineralogy, geology, and relevant literature for each mine, prospect, or occurrence

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Reported Historic Asbestos Mines, Historic Asbestos Prospects, and Other Natural Occurrences of Asbestos in Oregon and Washington

Location, mineralogy, host rocks, and references for 51 natural occurrences of asbestos in Washington and Oregon, using descriptions found in the geologic literature.

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Asbestos mines, prospects, and occurrences in the US

Location and mineralogical characteristics of former mines, prospects, and occurrences of asbestos in the continental US. No asbestos producing mines are currently active. Data here are drawn from several previously published reports.

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Reported historic asbestos mines, historic asbestos prospects, and other natural occurrences of asbestos in California

Currently (2011) asbestos is not mined commercially in the US. This data set shows occurrences and historic mines, and includes information on talc deposits.

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Deposit model for heavy-mineral sands in coastal environments

Sedimentary deposits of dense minerals that accumulate with sand, silt, and clay in coastal environments, locally forming economic concentrations of the heavy minerĀ­als.

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The rare-earth elements: vital to modern technologies and lifestyles

Explains how and where rare-earth resources form and concentrate and how they are used and interact with the environment to affect human and ecosystem health. Discusses supply and demand trends and where undiscovered sources of rare-earths might be found.

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Geochemical analyses of bauxite and associated rocks from the Arkansas bauxite region, central Arkansas

Major and trace element analytical results of samples of bauxite (aluminum ore) and associated rocks.

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Selected geochemical data for the Dillon BLM resource area (including the Virginia City mining district), Madison and Beaverhead counties, southwest Montana; mineral-resource and mineral-environmental considerations

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Data report for the geologic and scenic quality evaluation of selected sand and gravel sites on the Wind River Indian Reservation, Wyoming

Geographic extent of sand and gravel deposits in this area as GIS data.

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A deposit model for carbonatite and peralkaline intrusion-related rare earth element deposits

Carbonatite and alkaline intrusive complexes, as well as their weathering products, are the primary sources of rare earth elements. A wide variety of other commodities have been exploited from carbonatites and alkaline igneous rocks including

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First steps of integrated spatial modeling of titanium, zirconium, and rare earth element resources within the Coastal Plain sediments of the southeastern United States

This report summarizes the assembly of pertinent data, determination of its limits, analysis of its properties, and the relations among the different data types in preparation for future modeling.

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Geochemical and petrographic data for intrusions peripheral to the Big Timber Stock, Crazy Mountains, Montana

The Paleocene Fort Union Formation hosts a compositionally diverse array of Eocene plugs, dikes, and sills arrayed around the Eocene Big Timber stock in the Crazy Mountains of south-central Montana. The geochemistry and petrography of the sills have no

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Case study of the environmental signature of a recently abandoned, carbonate-hosted replacement deposit: The Clayton Mine, Idaho

Multi-element geochemical analysis of host rock, ore, mine waste, flotation-mill tailings, slag, stream sediments, creek and adit waters, and leachates of mine waste and mill tailings.

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Mapping the mineral resource base for mineral carbon-dioxide sequestration in the conterminous United States

Map includes GIS data for magnesium-rich ultramafic rocks

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Examination of Libby, Montana, Fill Material for Background Levels of Amphibole from the Rainy Creek Complex Using Scanning Electron Microscopy and X-Ray Microanalysis

Sample locations and descriptions, with compositional analysis to constrain the natural background levels of fibrous amphiboles potentially derived from the nearby Rainy Creek Complex.

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Chemistry of Selected Core Samples, Concentrate, Tailings, and Tailings Pond Waters: Pea Ridge Iron (-Lanthanide-Gold) Deposit, Washington County, Missouri

This report examines potential sources of lanthanide elements [rare earth elements (REE)] with the objective of providing up-to-date geologic information regarding mineral commodities likely to have increased demand in the near term.

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Preliminary integrated geologic map databases for the United States: Montana, Wyoming, Colorado, New Mexico, Kansas, Oklahoma, Texas, Missouri, Arkansas, and Louisiana

Digital geologic map information with a consistent set of attributes, part of a national compilation of similar maps. Available in formats compatible with GIS.

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A compilation of spatial digital databases for selected U.S. Geological Survey nonfuel mineral resource assessments for parts of Idaho and Montana

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Relational database for the geology of the northern Rocky Mountains; Idaho, Montana, and Washington

Geologic map unit and lithologic descriptions used in Open File Report 2005-1235, with extensive bibliographic references to geologic literature that could not be included in the spatial database.

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Spatial databases for the geology of the Northern Rocky Mountains - Idaho, Montana, and Washington

The spatial databases represent the original content of 43 published geologic maps, provide normalized map unit descriptions, and provide additional information and interpretation not in the original reports.

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