Sub-Chapter2005200620072008200920102011
Salt (including table salt)$15$289$1,115$368$146$980$697
Natural sands of all kinds$16 $10$355$277$129$23
Quartz (other than natural sands); quartzite      $47
Kaolin and other kaolinic clays, whether or not calcined.    $66  
Other clays (not including expanded clays of heading 68.06), andalusite, ky ...$58$48$334$138 $26 
Chalk.$3,824 $227 $305 $360
Siliceous fossil meals   $239  $697
Marble, travertine, ecaussine and other stone      $349
Granite, porphyry, basalt, sandstone and other stone    $1,411$5,299 
Pebbles, gravel, broken or crushed stone$123$737$419$80,485$24,575$1,214$1,432
Gypsum; anhydrite; plasters$653$2,080$65$783 $38$14
Quicklime, slaked lime and hydraulic lime $9 $1,434  $158
Portland cement, aluminous cement, slag cement$1,829 $4$3,871$370$393$7,702
Asbestos.      $1,647
Mineral substances$1,549$2,948$16,367$3,224$3,231$390$2,005
Total$8,067$6,111$18,541$90,897$30,381$8,469$15,131