Sub-Chapter2005200620072008200920102011
Salt (including table salt)$284,336$1,258,112$1,265,355$649,639$369,289$761,073$1,098,516
Unroasted iron pyrites.  $168    
Natural graphite.$2,525 $5$795 $876$13,073
Natural sands of all kinds$11,971$14,061$7,486$20,304$59,505$63,954$249,551
Quartz (other than natural sands); quartzite$354$1,231    $1,292
Kaolin and other kaolinic clays, whether or not calcined.$6,002 $10,920$529$105$185,951$183,360
Other clays (not including expanded clays of heading 68.06), andalusite, ky ...$27,379$51,313$62,909$236,699$127,028$89,067$156,345
Chalk.$17 $97$38$263$51$22
Natural calcium phosphates    $687$1,789 
Natural barium sulphate (barytes)    $24,370$4,315 
Siliceous fossil meals$2,028    $2,698$8,063
Pumice stone; emery; other natural abrasives   $34$28 $64,156
Slate$21$165    $1,033
Marble, travertine, ecaussine and other stone$89,736$4,187$43,696$164,646$233,226$411,188$456,301
Granite, porphyry, basalt, sandstone and other stone$43,552$2,834$4,510$3,943$2,223$35,945$97,883
Pebbles, gravel, broken or crushed stone$5,469,022$6,777,331$6,267,179$9,862,612$6,828,944$12,196,177$14,947,545
Dolomite, whether or not calcined or sintered$31,545$40,542$111,556$123,655$71,456$71,935$33,458
Gypsum; anhydrite; plasters$225,393$107,034$262,536$288,467$12,564$30,153$61,177
Limestone flux; limestone$1,037,676$1,394,988$1,273,511$1,474,529$867,526$1,589,145$3,075,442
Quicklime, slaked lime and hydraulic lime$458,991$733,038$1,129,294$972,760$54,256$133,261$34,867
Portland cement, aluminous cement, slag cement$12,348,275$15,061,412$38,486,838$70,809,673$28,713,242$17,379,613$32,857,216
Asbestos.$492      
Mica, including splitings; mica waste.  $33$663 $367$32
Natural steatite, whether or not roughly trimmed$6$81$631$508$7,473$8,589$51,798
Natural borates and concentrates thereof $2 $3   
Felspar; leucite and nepheline syenite $106,366 $272,345 $309$238
Mineral substances$194,744$224,120$768,896$277,404$121,561$77,159$31,696
Total$20,234,065$25,776,817$49,695,620$85,159,246$37,493,746$33,043,615$53,423,064