Sub-Chapter2005200620072008200920102011
Salt (including table salt)$193,351$154,912$169,036$33,596$20,009$81,023$154,076
Natural graphite.$12,953$19,396$3,749$5,177$1,416 $1,340
Natural sands of all kinds$62,149$148,389$91,134$190,970$136,464$580,337$220,920
Kaolin and other kaolinic clays, whether or not calcined. $9,850     
Other clays (not including expanded clays of heading 68.06), andalusite, ky ...$1,827,969$3,873$35,347$114,208$41,346$305,574$52,998
Chalk. $36,637 $131,143$19,048  
Natural calcium phosphates  $449,360$298,404   
Natural barium sulphate (barytes)    $14,438 $403,878
Pumice stone; emery; other natural abrasives   $863   
Marble, travertine, ecaussine and other stone$1,068 $441$2,761$13,278$33,729$122,418
Granite, porphyry, basalt, sandstone and other stone$1,103  $2,453 $20,454$21,546
Pebbles, gravel, broken or crushed stone $2,561$797$32,846$5,966$255,984$236,624
Gypsum; anhydrite; plasters$3,068$2,011$7,337$4,417$3,239$112,563$270,920
Limestone flux; limestone  $3,919$5,031$362$6,227$4,542
Quicklime, slaked lime and hydraulic lime$67,405$239,377$694,567$2,051,116$1,941,115$6,638,428$6,900,215
Portland cement, aluminous cement, slag cement$17,362,295$31,624,937$53,822,510$30,690,044$34,864,227$37,331,652$36,324,814
Asbestos.    $6,493  
Mica, including splitings; mica waste.      $2,985
Natural steatite, whether or not roughly trimmed $8,582 $11,958$13,342  
Mineral substances$1,100$2,605$93,792$394,460$382,894$48,295$8,012
Total$19,532,461$32,253,130$55,371,989$33,969,447$37,463,637$45,414,266$44,725,288