Sub-Chapter2005200620072008200920102011
Salt (including table salt)$273,000$294,956$223,774$167,899$301,405$24,341$51,393
Unroasted iron pyrites.$4,000 $2,068    
Natural graphite.  $1,872$478   
Natural sands of all kinds$2,000$28,057$13,514$9,399$18,332$8,136$7,960
Quartz (other than natural sands); quartzite$33,000$5,000$3,050    
Kaolin and other kaolinic clays, whether or not calcined.$7,000$5,220$15,778$12,616$1,119$17,489$8,012
Other clays (not including expanded clays of heading 68.06), andalusite, ky ...$2,000$585$2,551$2,808$5,326$9,605$1,001
Chalk.$78,000$46,444$39,718$20,044$81,045$175,393$34,659
Natural calcium phosphates $227    $260
Natural barium sulphate (barytes)     $184$242
Siliceous fossil meals    $168  
Pumice stone; emery; other natural abrasives $224 $15,310$6,368$1,390 
Slate$19,000 $21,355$2,326   
Marble, travertine, ecaussine and other stone$6,103,000$6,617,090$6,817,579$7,180,645$3,916,899$4,600,660$4,412,109
Granite, porphyry, basalt, sandstone and other stone$794,000$1,498,260$840,854$903,731$991,193$418,003$396,747
Pebbles, gravel, broken or crushed stone$20,000$32,230$276,197$31,185$20,287$45,045$14,003
Dolomite, whether or not calcined or sintered    $160 $29
Natural magnesium carbonate (magnesite)    $763  
Gypsum; anhydrite; plasters$21,000$35,854$27,750$41,558$53,680$2,098$2,762
Limestone flux; limestone     $995$1,413
Quicklime, slaked lime and hydraulic lime$5,000$21,477$146$35,919$37,026$51$277
Portland cement, aluminous cement, slag cement$111,513,000$69,606,582$74,568,330$114,243,009$71,597,153$44,468,892$24,985,133
Asbestos.  $166,114   $8,122
Natural steatite, whether or not roughly trimmed$1,000$4,074$9,606$2,953$19,152$2,597$16,543
Natural borates and concentrates thereof  $258    
Felspar; leucite and nepheline syenite $17,352$56,430    
Mineral substances$27,000$55,067$46,670$13,207$5,523$10,702$9,148
Total$118,902,000$78,268,699$83,133,614$122,683,087$77,055,599$49,785,581$29,949,813