Sub-Chapter20052006200720082009
Salt (including table salt)$1,738,115$1,593,849$1,264,359$1,854,536$1,426,073
Unroasted iron pyrites. $13   
Natural graphite.  $5,039 $12
Natural sands of all kinds$1,097,677$1,857,237$1,655,907$1,611,018$1,029,495
Quartz (other than natural sands); quartzite$22$50$1,432  
Kaolin and other kaolinic clays, whether or not calcined.$9,735$1,288$5,715$4,570$1,510
Other clays (not including expanded clays of heading 68.06), andalusite, ky ...$14,018$22,587$17,202$30,330$23,038
Chalk.$2,027$3,378$2,918$2,715$2,244
Natural calcium phosphates$1,401$1,492$251$12,512$81
Natural barium sulphate (barytes)$53    
Siliceous fossil meals$22,103$25,035$20,829$41,818$31,611
Pumice stone; emery; other natural abrasives$287$513$1,119$395$1,134
Slate$31,970$36,527$27,996$2,692$6,494
Marble, travertine, ecaussine and other stone$83,386$1,211$7,479$14,933$8,357
Granite, porphyry, basalt, sandstone and other stone$114,668$100,031$286,381$353,246$302,403
Pebbles, gravel, broken or crushed stone$1,356,355$1,135,274$1,350,034$1,110,770$701,700
Dolomite, whether or not calcined or sintered$337$264$505$649$224
Natural magnesium carbonate (magnesite)$25$3,646$1,410$4,372$1,017
Gypsum; anhydrite; plasters$20,645$29,752$80,401$114,450$105,626
Limestone flux; limestone$348$31 $816$950
Quicklime, slaked lime and hydraulic lime$38,094$138,811$187,118$269,602$255,554
Portland cement, aluminous cement, slag cement$3,840,552$2,707,163$3,149,166$2,803,554$1,789,263
Asbestos.   $1,488 
Mica, including splitings; mica waste.$1,462$939$1,663$1,514$1,172
Natural steatite, whether or not roughly trimmed$289$116$6,255$269 
Natural borates and concentrates thereof $1,962 $1,319 
Felspar; leucite and nepheline syenite  $97  
Mineral substances$31,267$13,736$15,032$65,008$37,614
Total$8,404,836$7,674,905$8,088,308$8,302,576$5,725,572