Sub-Chapter2005200620072008200920102011
Salt (including table salt)$15,797,805$25,268,255$52,000,007$23,794,049$25,393,961$28,424,979$24,174,148
Unroasted iron pyrites. $808$2,041 $9,622$8,856 
Natural graphite.$308,573$702,140$680,655$788,993$818,339$437,904$2,370,858
Natural sands of all kinds$9,599,953$6,242,639$19,170,817$6,592,562$14,250,012$6,650,537$21,486,767
Quartz (other than natural sands); quartzite$5,496$22,558$18,798$60,794$1,760,256$1,517,037$2,162,567
Kaolin and other kaolinic clays, whether or not calcined.$4,778,345$4,093,045$3,816,295$3,929,478$4,306,276$5,768,881$4,719,689
Other clays (not including expanded clays of heading 68.06), andalusite, ky ...$5,749,536$7,347,489$6,616,827$9,980,123$11,084,960$7,260,586$8,142,700
Chalk.$31,705$34,593$31,029$20,205$6,897$62,233$22,781
Natural calcium phosphates$16,465,117$29,376,973$5,920,591$26,654,516$48,732,489$51,730,155$85,622,080
Natural barium sulphate (barytes)$133,460$190,827$296,492$238,958$754,530$2,355,007$364,076
Siliceous fossil meals$379,036$324,236$329,961$382,422$355,207$469,211$365,948
Pumice stone; emery; other natural abrasives$18,786$208,727$106,238$51,156$126,337$118,895$53,348
Slate$8,400$25,804$13,742$46,392$22,819$31,558$25,961
Marble, travertine, ecaussine and other stone$60,106$233,199$218,797$142,829$69,449$29,332$109,952
Granite, porphyry, basalt, sandstone and other stone$399,281$857,529$700,945$1,824,658$1,999,000$1,488,092$2,373,075
Pebbles, gravel, broken or crushed stone$200,394$173,645$249,648$795,014$3,510,404$1,299,117$790,769
Dolomite, whether or not calcined or sintered$366,002$328,182$3,827,085$914,481$532,765$528,786$592,035
Natural magnesium carbonate (magnesite)$1,038,669$805,170$2,630,018$898,706$746,598$899,358$905,459
Gypsum; anhydrite; plasters$5,814,239$4,904,076$22,995,690$14,644,700$11,371,591$6,011,811$8,869,536
Limestone flux; limestone$384,952$17,479$12,584$16,776$3,097$36,257$342,226
Quicklime, slaked lime and hydraulic lime$947,041$453,288$11,452,987$19,069,897$22,075,739$30,710,693$38,048,565
Portland cement, aluminous cement, slag cement$7,240,222$9,587,972$6,929,669$4,121,414$6,347,405$20,498,039$8,159,095
Asbestos.$1,325,294$1,030,063$909,814$1,204,438$1,320,020$2,031,669$1,664,523
Mica, including splitings; mica waste.$259,299$320,076$246,392$259,818$2,208,625$367,141$574,029
Natural steatite, whether or not roughly trimmed$2,898,420$2,439,861$2,321,599$5,450,723$4,678,571$4,811,795$3,879,808
Natural borates and concentrates thereof $6,228$26,904$2,114$5,249$34,635$88,927
Felspar; leucite and nepheline syenite$363,919$509,842$410,980$353,240$406,854$424,464$1,167,096
Mineral substances$1,586,675$2,706,121$1,919,845$1,966,357$1,824,381$1,041,818$1,494,211
Total$76,160,725$98,210,825$143,856,450$124,204,813$164,721,453$175,048,846$218,570,229