Sub-Chapter2005200620072008200920102011
Salt (including table salt)$3,069,503$4,228,544$3,756,669$5,359,964$4,275,944$4,601,283$4,466,655
Unroasted iron pyrites. $1,500 $11,469   
Natural graphite.$13,163$27,429$29,909$30,198$36,730$40,981$20,882
Natural sands of all kinds$1,149,974$683,047$2,279,685$3,305,177$3,493,567$7,150,010$5,751,230
Quartz (other than natural sands); quartzite$35,133$3,172,081$7,179,863$10,175,280$9,549,561$11,391,558$12,485,882
Kaolin and other kaolinic clays, whether or not calcined.$31,694$67,554$26,576$43,830$14,389$28,608$118,799
Other clays (not including expanded clays of heading 68.06), andalusite, ky ...$496,165$716,542$534,293$455,259$1,049,379$893,516$877,176
Chalk.$145,542$303,618$373,556$251,691$115,982$435,264$123,526
Natural calcium phosphates$5,806$7,600$12,220    
Natural barium sulphate (barytes)$3,645,584$3,205,292$3,512,317$14,868,047$7,756,169$16,194,149$12,659,099
Siliceous fossil meals$116,466$79,284$585,891$113,546$123,035$89,506$57,490
Pumice stone; emery; other natural abrasives$6,000$7,023  $5,026$581$311
Slate$3,468$3,295$5,480$53,303$63,592$70,649$119,684
Marble, travertine, ecaussine and other stone$1,881,378$1,363,498$1,429,452$1,533,445$1,163,753$456,933$470,347
Granite, porphyry, basalt, sandstone and other stone$1,841,673$2,296,935$2,295,217$4,384,459$2,651,029$2,445,266$2,941,971
Pebbles, gravel, broken or crushed stone$63,268$101,780$112,137$154,895$282,006$687,927$1,470,074
Dolomite, whether or not calcined or sintered$432$20,146$19,445$39,635$93,503$83,162$48,421
Natural magnesium carbonate (magnesite)$688,885$868,905$548,305$836,601$328,083$381,340$1,053,087
Gypsum; anhydrite; plasters$675,375$1,023,508$689,175$564,114$453,153$494,820$1,391,616
Limestone flux; limestone$106,522$657,012$1,737,569$541,074 $126,298 
Quicklime, slaked lime and hydraulic lime$136,466$212,680$594,608$517,924$333,646$888,680$1,598,548
Portland cement, aluminous cement, slag cement$55,324,729$69,632,370$75,082,964$83,637,936$70,198,703$76,466,655$93,746,823
Asbestos.$503,614$406,445$18,052  $10,148$661,822
Mica, including splitings; mica waste.$29,524$13,084 $26,567$9,711 $104,463
Natural steatite, whether or not roughly trimmed$150,210$153,564$135,376$121,308$103,731$98,945$89,195
Natural borates and concentrates thereof$36 $5,120$800$3,635$1,911$6,052
Felspar; leucite and nepheline syenite$318,670$319,109$144,377$120,719$159,372$115,558$159,267
Mineral substances$94,067$93,191$182,405$245,000$152,909$274,154$521,044
Total$70,533,347$89,665,036$101,290,661$127,392,241$102,416,608$123,427,902$140,943,464