Sub-Chapter2005200620072008200920102011
Salt (including table salt)$1,372,250$921,778$1,419,442$4,755,779$2,776,677$2,081,677$3,164,336
Unroasted iron pyrites. $6,178$194$12,971$79,886  
Natural graphite.$57,939$16,343 $131,314$181,984$1,193$89,864
Natural sands of all kinds$1,105,426$2,122,701$1,619,543$4,237,466$2,580,489$3,364,821$3,612,398
Quartz (other than natural sands); quartzite$36,758$691 $8,378$5,411,147$96,306$18,550
Kaolin and other kaolinic clays, whether or not calcined.$73,665$45,574$46,370$75,710$769,007$1,526,449$1,633,466
Other clays (not including expanded clays of heading 68.06), andalusite, ky ...$1,213,645$117,016$1,213,426$1,339,967$1,154,515$4,501,393$1,665,748
Chalk.$1,604$13,819$7,965$6,367$126,298$2,862,415$27,366
Natural calcium phosphates$4,202 $9,971$73,133$2,165$384$2,674
Natural barium sulphate (barytes)$185,989$81,636$248,712$312,255$106,334$655,654$1,752,871
Siliceous fossil meals$16,032$76,114$32,737$17,407$110,859$19,236$42,936
Pumice stone; emery; other natural abrasives$61,731$32,069$98$14,431$13,379$13,883$7,368
Slate$16,532$19,710$5,628 $13,421$179,418$267,042
Marble, travertine, ecaussine and other stone$254,277$251,112$359,571$1,326,564$843,875$944,944$356,815
Granite, porphyry, basalt, sandstone and other stone$957,904$824,004$1,086,049$3,559,550$1,459,801$1,682,538$357,400
Pebbles, gravel, broken or crushed stone$22,767,736$15,149,634$25,954,228$33,290,588$47,094,095$14,549,121$28,810,373
Dolomite, whether or not calcined or sintered$69,511$125,859$305,060$111,867$19,128  
Natural magnesium carbonate (magnesite) $24,851$2,944$276,707$96,096$347,201$599,747
Gypsum; anhydrite; plasters$1,621,500$800,621$1,037,378$2,387,155$2,684,874$2,495,636$1,975,736
Limestone flux; limestone$18,077 $25,433$2,751,221$5,115,674$5,736,299$2,224,657
Quicklime, slaked lime and hydraulic lime$206,000$75,508$125,832$98,178$98,740$454,175$1,311,299
Portland cement, aluminous cement, slag cement$52,755,111$39,354,282$29,282,073$82,615,952$139,546,113$80,490,430$74,715,568
Mica, including splitings; mica waste.$183,188$20,609$13,016$34,848$28,691$43,015$57,560
Natural steatite, whether or not roughly trimmed$27,864$55,343$36,869$55,196$37,663$114,080$267,468
Natural borates and concentrates thereof$5,008$5,319$3,120$7,486$5,646 $1,323
Felspar; leucite and nepheline syenite $3,965$35,338$2,920$26,664$31,659$38,421
Mineral substances$301,308$460,715$275,766$458,584$116,269$48,750$16,811
Total$83,313,257$60,605,451$63,146,763$137,961,994$210,499,490$122,240,677$123,017,797