Filters: Tags: niobium (columbium) (X) > partyWithName: Conservation Biology Institute (X)

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Active Mines and Mineral Processing Plants in the United States in 2003 This data set includes mineral and metal operations in the United States. The data represent commodities monitored by the National Minerals Information Center of the USGS, and the operations included are those considered active in 2003 and surveyed by the MIT. Additional mineral and metal operations information can be obtained from the U.S. Geological Survey National Minerals Information Center web page at: <http://minerals.usgs.gov/minerals/> Tags: aluminum, asbestos, ball clay, barite, bentonite, All tags... beryllium, bismuth, boron, bromine, cadmium, cement, chromium, cobalt, columbium, copper, diatomite, dimension stone, feldspar, fullers earth, garnet, gemstones, gold, gypsum, industrial sand and gravel, iron ore, iron oxide, kaolin, kyanite, lead, lime, lithium, magnesite, magnesium compounds, manganese, mercury, metal operations, metals, mica, mineral operations, minerals, mines, mining operations, molybdenum, nickel, niobium, niobium (columbium), olivine, peat, perlite, phosphate rock, platinum-group metals, potash, pumice, rare-earth metals, rhenium, rubidium, salt, selenium, silica, silicon, silver, soda ash (trona), sodium sulfate, strontium, sulfur, synthetic mullite, talc, tellurium, thorium, tin, titanium metal, titanium mineral, titanium pigment, trona (soda ash), tungsten, vanadium, vermiculite, wollastonite, zeolites, zinc, zircon, Fewer tags