Sub-Chapter2005200620072008200920102011
Salt (including table salt)$173,391$303,838$411,789$401,916$482,101$802,852$1,114,601
Natural graphite.  $2,400$13,350   
Natural sands of all kinds$155,236$183,622$304,163$400,667$327,727$371,135$426,190
Quartz (other than natural sands); quartzite$5,850 $13,600$10,163$27,194$14,158$27,063
Kaolin and other kaolinic clays, whether or not calcined.$62,083$261,838$252,903$297,650$345,764$626,496$1,475,026
Other clays (not including expanded clays of heading 68.06), andalusite, ky ...$571,877$542,001$423,368$717,304$733,130$566,591$633,412
Chalk.$257,298$238,586$216,310$237,846$230,100$299,189$491,534
Natural calcium phosphates  $5,485$3,042   
Natural barium sulphate (barytes)$42,859$7,400$27,600$1,400$900 $172
Siliceous fossil meals$39,619$67,109$83,443$60,746$138,976$261,317$209,654
Pumice stone; emery; other natural abrasives$27,868$68,897$68,091$32,625$30,405$92,643$396,326
Slate $12,513$6,332$7,968$14,646$713$1
Marble, travertine, ecaussine and other stone$506,505$531,630$673,852$499,719$407,734$179,298$175,942
Granite, porphyry, basalt, sandstone and other stone$29,489$72,187$144,191$316,737$153,360$224,099$435,302
Pebbles, gravel, broken or crushed stone$25,852$30,172$32,324$43,307$18,099$18,706$21,220
Dolomite, whether or not calcined or sintered$866,539$1,327,586$2,058,575$3,163,844$2,208,107$2,817,883$4,979,918
Natural magnesium carbonate (magnesite)$330,065$235,745$1,624,545$448,311$248,544$459,591$904,605
Gypsum; anhydrite; plasters$751,205$914,457$1,494,156$548,663$339,347$458,851$345,607
Limestone flux; limestone $127     
Quicklime, slaked lime and hydraulic lime$1,030,099$977,519$1,160,367$1,345,171$1,818,779$3,135,241$5,145,679
Portland cement, aluminous cement, slag cement$1,301,896$2,308,794$5,066,787$4,166,274$1,902,169$2,166,058$2,698,112
Asbestos.  $98    
Mica, including splitings; mica waste.  $156$2,595  $819
Natural steatite, whether or not roughly trimmed$140,780$140,221$129,432$93,372$100,330$149,441$191,530
Natural borates and concentrates thereof$2,677$4,114$35,769$8,097$9,824$13,020$8,400
Felspar; leucite and nepheline syenite$176,464$795,576$762,685$990,361$521,532$981,310$1,189,904
Mineral substances$92,127$163,912$519,450$232,871$232,870$130,253$108,696
Total$6,589,779$9,187,844$15,517,871$14,043,999$10,291,638$13,768,845$20,979,713