Sub-Chapter2005200620072008200920102011
Salt (including table salt)$1,224,268$683,854$977,075$1,441,781$1,309,390$1,407,205$5,367,685
Natural graphite.      $94
Natural sands of all kinds$529,983$1,236$112,444$388,420$39,810$138,269$195
Quartz (other than natural sands); quartzite$328$124$8,456$9,210   
Kaolin and other kaolinic clays, whether or not calcined.$28,587$25,407$9,439 $5,493$75$953
Other clays (not including expanded clays of heading 68.06), andalusite, ky ...$126,056$103,575$264,720$442,082$299,307$197,930$296,065
Chalk. $54     
Natural calcium phosphates$20,871,843$37,868,461$57,083,617$137,171,751$75,843,189$43,962,909$128,256,225
Natural barium sulphate (barytes)$68 $64,497   $1
Siliceous fossil meals$26,234$1,177$21,352  $17,994$13,724
Pumice stone; emery; other natural abrasives $34 $2,505$1,784$26$10
Slate $158    $14,235
Marble, travertine, ecaussine and other stone$321,725$206,969$114,341$75,039$32,912$9,975$25,965
Granite, porphyry, basalt, sandstone and other stone $77     
Pebbles, gravel, broken or crushed stone$1,944$2,629$4,889$5,986$38,160$36,403$10,660
Natural magnesium carbonate (magnesite)    $3,920$21,565 
Gypsum; anhydrite; plasters $4,665$20,866$12,363$1,364$19,112$52,799
Quicklime, slaked lime and hydraulic lime  $251$40 $605 
Portland cement, aluminous cement, slag cement$128,205$6,201,071$6,550,696$49,900,540$16,149,397$8,848,683$6,613,387
Natural steatite, whether or not roughly trimmed  $6    
Felspar; leucite and nepheline syenite$67 $14 $24  
Mineral substances$3,160$5,643$4,086$124,905$119,826$2,457$2,279
Total$23,262,468$45,105,134$65,236,749$189,574,622$93,844,576$54,663,208$140,654,277