Sub-Chapter20052006200720082009
Salt (including table salt)$88,170$101,796$125,470$127,711$147,396
Natural graphite. $8   
Natural sands of all kinds$61,058$195,896$99,737$196,629$1,229,016
Quartz (other than natural sands); quartzite$58$10 $1,100 
Kaolin and other kaolinic clays, whether or not calcined. $2,077   
Other clays (not including expanded clays of heading 68.06), andalusite, ky ...$15,263$10,356$4,837$4,862$2,150
Chalk.$1,571$206$236$70$54
Natural calcium phosphates$16,462$1,066$194 $161
Natural barium sulphate (barytes) $74   
Siliceous fossil meals  $14,792  
Pumice stone; emery; other natural abrasives$1,295$103$61$605$320
Marble, travertine, ecaussine and other stone $1,172   
Granite, porphyry, basalt, sandstone and other stone$111$2,936$25,142$947$176
Pebbles, gravel, broken or crushed stone$56,622$33,206$93,345$9,548$69,215
Dolomite, whether or not calcined or sintered$85$393   
Natural magnesium carbonate (magnesite)$19$15 $29 
Gypsum; anhydrite; plasters$18,156$7,960$25,107$19,727$5,506
Limestone flux; limestone$1,272$1,146$16,033$66,439$81,984
Quicklime, slaked lime and hydraulic lime$1,693$2,700$3,332$3,166$3,051
Portland cement, aluminous cement, slag cement$5,623,170$7,688,110$9,181,396$9,121,459$7,351,569
Mica, including splitings; mica waste.$889    
Natural steatite, whether or not roughly trimmed   $73 
Natural borates and concentrates thereof$111    
Felspar; leucite and nepheline syenite$15 $29  
Mineral substances$184$463$2,492$4,863$1,095
Total$5,886,204$8,049,693$9,592,203$9,557,228$8,891,693