Sub-Chapter200520062007200820092010
Salt (including table salt)$17,619,510$32,797,466$17,690,144$16,788,286$25,741,005$33,737,252
Unroasted iron pyrites.$687,861$816,520$887,448$673,283$298,129$528,277
Natural graphite.$8,551,293$8,373,646$13,875,328$27,194,157$7,063,338$19,958,153
Natural sands of all kinds$14,371,108$16,288,106$20,435,312$17,076,619$12,549,584$12,586,503
Quartz (other than natural sands); quartzite$2,866,226$2,575,142$2,724,871$3,987,174$2,681,185$4,223,003
Kaolin and other kaolinic clays, whether or not calcined.$37,501,083$40,965,338$42,164,266$46,134,859$35,764,221$33,764,133
Other clays (not including expanded clays of heading 68.06), andalusite, ky ...$22,843,383$21,559,146$24,959,781$28,623,257$26,611,991$28,989,170
Chalk.$798,843$813,967$1,034,880$1,207,045$871,617$848,840
Natural calcium phosphates$3,737,914$6,229,193$8,482,812 $4,708,871$13,695,137
Natural barium sulphate (barytes)$1,571,793$2,823,434$1,819,920$2,351,505$1,211,567$1,493,593
Siliceous fossil meals$4,985,446$4,269,845$6,736,732$7,985,979$6,737,386$7,460,387
Pumice stone; emery; other natural abrasives$102,968$122,431$97,383$73,988$91,422$151,411
Slate$612,654$569,282$416,174$658,435$411,048$191,458
Marble, travertine, ecaussine and other stone$1,761,902$1,285,083$2,302,582$1,291,914$1,373,778$1,319,668
Granite, porphyry, basalt, sandstone and other stone$9,062,788$7,342,009$8,948,456$8,097,391$6,137,200$5,093,827
Pebbles, gravel, broken or crushed stone$23,912,244$25,153,481$37,065,194$37,319,353$33,450,803$32,775,694
Dolomite, whether or not calcined or sintered$545,135$643,689$1,517,033$2,811,989$819,154$772,467
Natural magnesium carbonate (magnesite)$65,682,312$80,299,612$127,726,810$130,794,256$20,371,892$148,427,428
Gypsum; anhydrite; plasters$7,970,376$8,186,068$9,065,871$8,634,318$8,029,964$8,278,504
Limestone flux; limestone$389,903$498,422$453,665$767,377$404,864$516,799
Quicklime, slaked lime and hydraulic lime$5,905,926$6,597,049$7,657,770$9,987,185$6,864,001$6,836,343
Portland cement, aluminous cement, slag cement$85,970,988$77,839,056$83,772,338$96,782,996$93,760,368$93,334,442
Asbestos.$132 $369   
Mica, including splitings; mica waste.$350,520$449,660$535,293$592,104$385,314$622,525
Natural steatite, whether or not roughly trimmed$10,286,353$12,164,819$14,072,494$18,654,449$11,872,156$21,223,199
Natural borates and concentrates thereof$389,425$425,267$587,367$1,140,886$864,789$812,536
Felspar; leucite and nepheline syenite$1,052,407$1,283,965$1,378,448$1,991,009$1,416,525$2,005,563
Mineral substances$16,996,810$20,466,950$21,244,200$25,952,604$22,432,574$20,344,579
Total$346,527,303$380,838,646$457,652,941$497,572,418$332,924,746$499,990,891