Sub-Chapter200520062007200820092010
Salt (including table salt)$6,111,733$6,336,744$9,712,916$17,372,254$16,561,252$16,810,899
Unroasted iron pyrites.$2,399$16,700$12,503$6,091$10,955$1,013,248
Natural graphite.$11,277$5,692$20,258$11,756$17,179$22,199
Natural sands of all kinds$6,641$54,504$80,372$115,187$118,421$80,054
Quartz (other than natural sands); quartzite$383$1,133$15,270$6,243$95,247$23,611
Kaolin and other kaolinic clays, whether or not calcined.$77,818$29,092$11,810$12,248$13,501$163,353
Other clays (not including expanded clays of heading 68.06), andalusite, ky ...$84,977$55,345$71,843$194,459$68,093$266,647
Chalk.$28,442$2,158$11,751$26,572$54,572$73,313
Natural calcium phosphates$3,339$17,170$42,789$19,697$583$790
Natural barium sulphate (barytes)$360$76,210$46,480$1,223,300$304,459$47,181
Siliceous fossil meals$131,832$406,956$373,744$337,435$306,317$232,305
Pumice stone; emery; other natural abrasives$182$4$340  $203
Slate $1,439$30$152  
Marble, travertine, ecaussine and other stone$5,634$29,643$34,741$11,029$31,064$3,378
Granite, porphyry, basalt, sandstone and other stone$22,430$41,083$106,157$19,819$21,402$93,998
Pebbles, gravel, broken or crushed stone$149,277$137,309$256,150$143,511$126,569$111,945
Dolomite, whether or not calcined or sintered $87$2,517$2,550 $281
Natural magnesium carbonate (magnesite)$374$5,332$1,244$13,180$10,197$8
Gypsum; anhydrite; plasters$1,442,425$1,280,744$792,510$3,161,744$2,437,822$3,078,441
Limestone flux; limestone$391,339$795,310$1,437,001$874,126$126,293$5,306
Quicklime, slaked lime and hydraulic lime$844,806$972,501$718,282$985,126$1,127,447$1,784,347
Portland cement, aluminous cement, slag cement$43,865,192$47,692,356$67,224,905$99,646,228$115,213,531$104,875,938
Asbestos.$1,052$2,071$4,007$15,813$11,641$14,273
Mica, including splitings; mica waste.$1,141$182$1,045$7,970  
Natural steatite, whether or not roughly trimmed$924,649$630,867$115,591$295,525$174,028$116,126
Natural borates and concentrates thereof$1,845$1,786$14,054$3,017$24$12,651
Felspar; leucite and nepheline syenite$223,841$158,060$142,190   
Mineral substances$4,478$11,468$17,745$118,539$15,908$39,997
Total$54,337,866$58,761,946$81,268,245$124,623,571$136,846,505$128,870,492