FLUORSPAR57with planned output of 120,000 to 180,000 tons of fluorspar per year. Some exploration activities were ongoing,particularly in Sweden, but development or exploration work on other projects was slowed by lagging dem<strong>and</strong> <strong>and</strong>lack of investment capital.Fluorspar was included in the list of 14 raw materials labeled as “critical” by an expert group chaired by the EuropeanCommission of the European Union (EU). The EU faces a potential shortage of these materials, which have highsupply risks because a large share of the worldwide production comes from a h<strong>and</strong>ful of countries. This concentrationof production is compounded by low substitutability <strong>and</strong> low recycling rates. The list was established in the frameworkof the 2008 EU Raw Materials Initiative, <strong>and</strong> the results of the report were expected to be used to help form strategiesto ensure future access to critical raw materials. The expert group recommended updating the list of EU critical rawmaterials every 5 years <strong>and</strong> enlarging the scope for criticality assessment; policy actions improving access to primaryresources; policy actions making recycling of raw materials or raw material-containing products more efficient;encouraging substitution of certain raw materials, notably by promoting research on substitutes for critical rawmaterials; <strong>and</strong> improving the overall material efficiency of critical raw materials. 4World Mine Production <strong>and</strong> Reserves: Production estimates for individual countries were made using country orcompany specific data where available; other estimates were made based on general knowledge of end-use markets.The reserve estimate for China has been revised based on new information.Mine production Reserves 5, 62009 2010 eUnited States NA NA NABrazil 64 65 NAChina 2,900 3,000 24,000Kazakhstan 67 65 NAKenya 16 30 2,000Mexico 1,040 1,000 32,000Mongolia 460 450 12,000Morocco 75 80 NANamibia 74 110 3,000Russia 240 220 NASouth Africa 204 130 41,000Spain 140 120 6,000Other countries 180 170110,000World total (rounded) 5,460 5,400 230,000World Resources: Identified world fluorspar resources were approximately 500 million tons of contained fluorspar.The quantity of fluorine present in phosphate rock deposits is enormous. Current U.S. reserves of phosphate rock areestimated to be 1.0 billion tons, which at 3.5% fluorine would contain 35 million tons of fluorine, equivalent to about 72million tons of fluorspar. World reserves of phosphate rock are estimated to be 18 billion tons, equivalent to 630million tons of fluorine <strong>and</strong> 1.29 billion tons of fluorspar.Substitutes: Aluminum smelting dross, borax, calcium chloride, iron oxides, manganese ore, silica s<strong>and</strong>, <strong>and</strong>titanium dioxide have been used as substitutes for fluorspar fluxes. Byproduct fluorosilicic acid has been used as asubstitute in aluminum fluoride production <strong>and</strong> also has the potential to be used as a substitute in HF production.e Estimated. NA Not available. — Zero.1 Excludes fluorspar equivalent of fluorosilicic acid, hydrofluoric acid, <strong>and</strong> cryolite.2 Industry stocks for two leading consumers <strong>and</strong> fluorspar distributors.3 Defined as imports – exports + adjustments for Government <strong>and</strong> industry stock changes.4 Blamey, Andy, 2010, EU faces possible shortages of critical metals, minerals—report: Platts Metals Week, June 17. (Accessed September 24,2010, at http://www.platts.com/RSSFeedDetailedNews/RSSFeed/HeadlineNews/Metals/8823248/.)5 See Appendix C for resource/reserve definitions <strong>and</strong> information concerning data sources.6 Measured as 100% calcium fluoride.U.S. Geological Survey, <strong>Mineral</strong> <strong>Commodity</strong> <strong>Summaries</strong>, January <strong>2011</strong>
58GALLIUM(Data in kilograms of gallium content unless otherwise noted)Domestic Production <strong>and</strong> Use: No domestic primary gallium recovery was reported in 2010. One company in Utahrecovered <strong>and</strong> refined gallium from scrap <strong>and</strong> impure gallium metal, <strong>and</strong> one company in Oklahoma refined galliumfrom impure metal. Imports of gallium, which supplied most of U.S. gallium consumption, were valued at about $35million. Gallium arsenide (GaAs) <strong>and</strong> gallium nitride (GaN) electronic components represented about 99% of domesticgallium consumption. About 64% of the gallium consumed was used in integrated circuits (ICs). Optoelectronicdevices, which include laser diodes, light-emitting diodes (LEDs), photodetectors, <strong>and</strong> solar cells, represented 35% ofgallium dem<strong>and</strong>. The remaining 1% was used in research <strong>and</strong> development, specialty alloys, <strong>and</strong> other applications.Optoelectronic devices were used in areas such as aerospace, consumer goods, industrial equipment, medicalequipment, <strong>and</strong> telecommunications. ICs were used in defense applications, high-performance computers, <strong>and</strong>telecommunications.Salient Statistics—United States: 2006 2007 2008 2009 2010 eProduction, primary — — — — —Imports for consumption 26,900 37,100 41,100 35,900 59,000Exports NA NA NA NA NAConsumption, reported 20,300 25,100 28,700 24,900 40,000Price, yearend, dollars per kilogram, 99.99999%-pure 1 443 530 579 449 670Stocks, consumer, yearend 1,890 6,010 3,820 4,100 2,000Employment, refinery, number 20 20 20 20 20Net import reliance 2 as a percentageof reported consumption 99 99 99 99 99Recycling: Old scrap, none. Substantial quantities of new scrap generated in the manufacture of GaAs-base deviceswere reprocessed.Import Sources (2006–09): Germany, 26%; Canada, 23%; China, 17%; Ukraine, 12%; <strong>and</strong> other, 22%.Tariff: Item Number Normal Trade Relations12-31-10Gallium arsenide wafers, undoped 2853.00.0010 2.8% ad val.Gallium arsenide wafers, doped 3818.00.0010 Free.Gallium metal 8112.92.1000 3.0% ad val.Depletion Allowance: Not applicable.Government Stockpile: None.Events, Trends, <strong>and</strong> Issues: Imports of gallium <strong>and</strong> GaAs wafers continued to supply almost all U.S. dem<strong>and</strong> forgallium. Gallium prices increased sharply throughout the second <strong>and</strong> third quarters of 2010 as end users restockedinventories depleted since the beginning of the global economic slowdown. Prices for low-grade (99.99%-pure)gallium increased in Asia <strong>and</strong> Europe in the first three quarters of 2010, from between $340 <strong>and</strong> $450 per kilogram atthe beginning of the year to between $610 <strong>and</strong> $650 per kilogram by early October.Market conditions improved significantly for GaAs- <strong>and</strong> GaN-based products in 2010. GaAs dem<strong>and</strong>, while still beingdriven mainly by cellular h<strong>and</strong>sets <strong>and</strong> other high-speed wireless applications, increased owing to rapid growth offeature-rich, application-intensive, third- <strong>and</strong> fourth-generation “smartphones,” which employ considerably higherGaAs content than st<strong>and</strong>ard cellular h<strong>and</strong>sets. Smartphones were estimated to account for 19% of all h<strong>and</strong>set salesin 2010. Analysts estimated the smartphone market’s sales volume will grow at an annual growth rate of 15% to 25%for the next several years.The rapidly growing high-brightness LED industry was also a significant driver for GaAs- <strong>and</strong> GaN-basedtechnologies. The backlighting of computer notebook screens, flat-screen computer monitors, <strong>and</strong> flat-screentelevisions was the driving force for high-brightness LED consumption in 2010. The market share of LED-backlitcomputer notebooks was estimated by one analyst to have increased to 89% in 2010 from 46% in 2009, while LEDbacklitcomputer monitors increased to 12% in 2010 from 2% in 2009, <strong>and</strong> LED-backlit flat-screen televisionsincreased to 22% in 2010 from 3% in 2009.The market for high-brightness LEDs reached $5.3 billion in 2009 <strong>and</strong> wasexpected to increase to $8.2 billion in 2010.Prepared by Brian W. Jaskula [(703) 648-4908, bjaskula@usgs.gov, fax: (703) 648-7757]
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U.S. Department of the InteriorKEN
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INTRODUCTION3Each chapter of the 20
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5NET EXPORTS OF MINERALRAW MATERIAL
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- Page 12 and 13: mineral materials valued at $1.30 b
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MOLYBDENUM107Events, Trends, and Is
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NICKEL109Nickel prices were adverse
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NIOBIUM (COLUMBIUM)111Events, Trend
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NITROGEN (FIXED)—AMMONIA113Accord
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PEAT115Events, Trends, and Issues:
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PERLITE117Events, Trends, and Issue
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PHOSPHATE ROCK119Events, Trends, an
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PLATINUM-GROUP METALS121Events, Tre
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POTASH123Events, Trends, and Issues
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PUMICE AND PUMICITE125Events, Trend
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QUARTZ CRYSTAL (INDUSTRIAL)127Event
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RARE EARTHS129Events, Trends, and I
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RHENIUM131Events, Trends, and Issue
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RUBIDIUM133Events, Trends, and Issu
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SALT135Many chefs have advocated us
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SAND AND GRAVEL (CONSTRUCTION)137Ev
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SAND AND GRAVEL (INDUSTRIAL)139The
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SCANDIUM141Scandium’s use in meta
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SELENIUM143Events, Trends, and Issu
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SILICON145Events, Trends, and Issue
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SILVER147Silver was used as a repla
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SODA ASH149A Wyoming soda ash produ
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SODIUM SULFATE151Events, Trends, an
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STONE (CRUSHED)153Events, Trends, a
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STONE (DIMENSION)155Events, Trends,
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STRONTIUM157Events, Trends, and Iss
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SULFUR159World sulfur production in
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TALC AND PYROPHYLLITE161Events, Tre
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TANTALUM163Events, Trends, and Issu
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TELLURIUM165Events, Trends, and Iss
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THALLIUM167Beginning in 2009, there
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170TIN(Data in metric tons of tin c
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172TITANIUM AND TITANIUM DIOXIDE 1(
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174TITANIUM MINERAL CONCENTRATES 1(
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176TUNGSTEN(Data in metric tons of
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178VANADIUM(Data in metric tons of
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180VERMICULITE(Data in thousand met
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182WOLLASTONITE(Data in metric tons
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184YTTRIUM 1(Data in metric tons of
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186ZEOLITES (NATURAL)(Data in metri
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188ZINC(Data in thousand metric ton
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190ZIRCONIUM AND HAFNIUM(Data in me
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192APPENDIX AAbbreviations and Unit
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194Demonstrated.—A term for the s
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196Part B—Sources of Reserves Dat
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198Europe and Central Eurasia—con