Sub-Chapter200520062007200820092010
Salt (including table salt)$4,074,897$8,744,103$7,903,661$11,311,127$11,253,079$10,090,794
Natural graphite.$2,393$1,317$728$1,604$1,778$2,878
Natural sands of all kinds$64,207$170,149$206,122$286,149$384,708$417,315
Quartz (other than natural sands); quartzite$116$9$253$11,103$40$346
Kaolin and other kaolinic clays, whether or not calcined.$87,623$115,660$298,764$426,559$183,875$201,223
Other clays (not including expanded clays of heading 68.06), andalusite, ky ...$564,775$601,030$1,043,762$790,481$846,388$999,898
Chalk.$167,282$95,307$79,121$513,159$55,376$109,797
Natural calcium phosphates$359$14$183,387$308,757$491,793$660,514
Natural barium sulphate (barytes)$636,243$471,028$1,522,204$1,239,485$1,418,250$3,800,671
Siliceous fossil meals$645,133$577,938$771,622$938,929$1,262,980$1,333,494
Pumice stone; emery; other natural abrasives$348 $28,205$1,283$461$705
Slate$13   $1,897 
Marble, travertine, ecaussine and other stone$27,033$17,765$14,685$22,329$24,644$52,688
Granite, porphyry, basalt, sandstone and other stone$15,805$33,676$81,282$37,611$36,133$122,409
Pebbles, gravel, broken or crushed stone$262,401$233,728$423,261$471,085$431,557$458,598
Dolomite, whether or not calcined or sintered$704,448$1,107,666$557,850$744,457$984,485$172,853
Natural magnesium carbonate (magnesite) $4,870 $119$14,249 
Gypsum; anhydrite; plasters$4,472,035$3,042,767$5,355,741$4,236,668$4,549,207$4,444,415
Limestone flux; limestone $453,584$1,706,488$564,451$724,036$439,175
Quicklime, slaked lime and hydraulic lime$1,195,566$1,557,568$2,572,988$1,817,847$1,485,240$1,683,416
Portland cement, aluminous cement, slag cement$60,725,361$66,577,465$78,762,303$100,223,926$117,207,344$122,460,034
Asbestos.   $131 $974
Mica, including splitings; mica waste.$2,158$7,720$52,197$780,300$1,315,570$1,165,987
Natural steatite, whether or not roughly trimmed$131,201$145,446$186,368$187,018$166,503$223,962
Natural borates and concentrates thereof    $195 
Felspar; leucite and nepheline syenite$247$6,854$726$1,394$3,488$94
Mineral substances$555,792$263,070$484,205$435,628$112,735$555,265
Total$74,335,436$84,228,734$102,235,923$125,351,600$142,956,011$149,397,505