Mineral Commodity Summaries 2011 - Environmental and Energy ...

mineral materials valued at $1.30 billion remained in thestockpile.In August 2008, DLA had announced plans to suspendcompetitive commercial offerings of six mineral9commodities and reduce the sale quantities of nineadditional mineral commodities for the remainder offiscal year 2008. During fiscal year 2010, sales ofiridium, niobium metal ingot, platinum, tantalum carbidepowder, tin, and zinc remained suspended.TABLE 3.—VALUE OF NONFUEL MINERAL PRODUCTION IN THE UNITED STATES ANDPRINCIPAL NONFUEL MINERALS PRODUCED IN 2010 p, 1Percentof U.S.totalStateValue(thousands) RankPrincipal minerals, in order of valueAlabama $1,010,000 21 1.58 Stone (crushed), cement (portland), lime, salt, sand and gravel(construction).Alaska 3,240,000 5 5.07 Zinc, gold, lead, silver, sand and gravel (construction).Arizona 6,700,000 2 10.46 Copper, molybdenum concentrates, sand and gravel(construction), cement (portland), stone (crushed).Arkansas 630,000 31 0.98 Bromine, stone (crushed), sand and gravel (construction), cement(portland), lime.California 2,710,000 6 4.23 Sand and gravel (construction), boron minerals, cement(portland), stone (crushed), gold.Colorado 1,930,000 11 3.01 Molybdenum concentrates, gold, sand and gravel (construction),cement (portland), stone (crushed).Connecticut 2 141,000 *43 0.22 Stone (crushed), sand and gravel (construction), clays (common),stone (dimension), gemstones (natural).Delaware 2 12,700 50 0.02 Magnesium compounds, sand and gravel (construction), stone(crushed), gemstones (natural).Florida 2,080,000 9 3.25 Phosphate rock, stone (crushed), cement (portland), sand andgravel (construction), zirconium concentrates.Georgia 1,500,000 14 2.35 Clays (kaolin), stone (crushed), clays (fuller's earth), sand andgravel (construction), cement (portland).Hawaii 112,000 46 0.17 Stone (crushed), sand and gravel (construction), gemstones(natural).Idaho 1,200,000 16 1.88 Molybdenum concentrates, phosphate rock, silver, sand andgravel (construction), lead.Illinois 910,000 23 1.42 Stone (crushed), sand and gravel (construction), cement(portland), sand and gravel (industrial), tripoli.Indiana 837,000 25 1.31 Stone (crushed), cement (portland), sand and gravel(construction), lime, stone (dimension).Iowa 542,000 32 0.85 Stone (crushed), cement (portland), sand and gravel(construction), lime, gypsum (crude).Kansas 1,040,000 19 1.63 Helium (Grade–A), salt, cement (portland), stone (crushed),helium (crude).Kentucky 742,000 27 1.16 Stone (crushed), lime, cement (portland), sand and gravel(construction), clays (common).Louisiana 492,000 33 0.77 Salt, sand and gravel (construction), stone (crushed), sand andgravel (industrial), clays (common).Maine 114,000 45 0.18 Sand and gravel (construction), stone (crushed), cement(portland), stone (dimension), peat.Maryland 438,000 *35 0.68 Stone (crushed), cement (portland), sand and gravel(construction), cement (masonry), stone (dimension).Massachusetts 2 194,000 40 0.30 Stone (crushed), sand and gravel (construction), lime, stone(dimension), clays (common).Michigan 1,960,000 10 3.07 Iron ore (usable shipped), cement (portland), sand and gravel(construction), salt, stone (crushed).Minnesota 2 3,860,000 4 6.03 Iron ore (usable shipped), sand and gravel (construction), stone(crushed), sand and gravel (industrial), lime.Mississippi 183,000 43 0.29 Sand and gravel (construction), stone (crushed), clays (fuller’searth), clays (ball), clays (bentonite).Missouri 2,140,000 8 3.35 Cement (portland), stone (crushed), lead, lime, sand and gravel(construction).Montana 1,120,000 17 1.74 Copper, molybdenum concentrates, palladium metal, platinummetal, sand and gravel (construction).See footnotes at end of table.