Sub-Chapter2005200620072008200920102011
Salt (including table salt)$488,311$784,031$912,360$1,114,768$1,188,890$865,114$1,439,114
Natural graphite.$116$8,400 $1,174   
Natural sands of all kinds$1,591,129$1,916,936$390,447$450,510$522,643$751,332$1,824,221
Quartz (other than natural sands); quartzite$1,855$416$420$480$1,644$4,860$2,634
Kaolin and other kaolinic clays, whether or not calcined.$396,912$503,973$955,073$490,594$643,191$694,897$853,520
Other clays (not including expanded clays of heading 68.06), andalusite, ky ...$102,274$305,820$451,879$240,840$98,978$218,059$1,347,247
Chalk.$193,051$267,176$444,392$434,166$578,245$450,764$573,666
Natural calcium phosphates$371,371$464,118$554,348$105,184$920,609$816,092$1,171,234
Natural barium sulphate (barytes)$18,163$13,354$71,531$65,417$168,821$72,283$6,059
Siliceous fossil meals$148,690$96,896$120,980$178,250$220,147$282,881$338,855
Pumice stone; emery; other natural abrasives$12,488$29,889$16,133$39,991$59,319$114,603$60,006
Slate$62,520$20,219$11,686   $4,776
Marble, travertine, ecaussine and other stone$259,750$322,981$146,524$554$25,130$49,908$42,300
Granite, porphyry, basalt, sandstone and other stone$294,693$644,287$988,420$338,092$462,305$124,520$80,411
Pebbles, gravel, broken or crushed stone$58,126$145,512$42,175$76,196$189,343$116,278$282,320
Dolomite, whether or not calcined or sintered $18,848$17,402$92,317$174,969$163,881$847,441
Natural magnesium carbonate (magnesite)$513,164$5,143$1,643$227$1,936$17,005 
Gypsum; anhydrite; plasters$2,272,778$2,578,822$2,509,781$3,591,671$2,219,939$3,031,558$3,122,794
Limestone flux; limestone$498      
Quicklime, slaked lime and hydraulic lime$263,847$242,271$141,895$159,494$690,593$449,926$950,520
Portland cement, aluminous cement, slag cement$33,930,184$38,742,916$61,004,303$88,153,990$84,893,372$20,698,377$11,065,830
Asbestos.  $423 $9,116  
Mica, including splitings; mica waste.$20,662$17,534$17,429$18,340$4,065 $13,234
Natural steatite, whether or not roughly trimmed$208,034$245,391$257,691$172,661$213,291$261,675$225,705
Natural borates and concentrates thereof$1,626$1,544$2,961$1,648$1,952$2,170$1,786
Felspar; leucite and nepheline syenite  $15,940$104,682$44,776$438,272$526,808
Mineral substances$44,285$55,044$46,801$39,744$164,767$142,923$153,507
Total$41,254,527$47,431,521$69,122,637$95,870,990$93,498,041$29,767,378$24,933,988