Sub-Chapter2005200620072008200920102011
Salt (including table salt) $10$3,328$5,946$25$102$442
Natural graphite. $18 $4,656   
Natural sands of all kinds$2   $1,067$2,327 
Quartz (other than natural sands); quartzite  $114 $2,393 $19,253
Other clays (not including expanded clays of heading 68.06), andalusite, ky ... $498$1,494$9,104$10,970$3,096$3,306
Pumice stone; emery; other natural abrasives  $4,110$13,147$17,562$9,258 
Marble, travertine, ecaussine and other stone$42,080$57,515$286,790$287,321$212,858$26,608$247,818
Granite, porphyry, basalt, sandstone and other stone  $22$45$657$7$10
Pebbles, gravel, broken or crushed stone$27,087$79,274$7,043$1,807$61,129$775,719$1
Natural magnesium carbonate (magnesite)   $205,231   
Limestone flux; limestone $3$10,374  $118 
Portland cement, aluminous cement, slag cement$1,247,439$38,005$39$87$4,789$10,673$531
Asbestos.   $769$88  
Felspar; leucite and nepheline syenite    $1  
Mineral substances$6,466$1,358$38,517$26,636$104,877$164,731 
Total$1,323,074$176,681$351,831$554,749$416,416$992,639$271,361