Sub-Chapter2005200620072008
Salt (including table salt)$215,041$187,353$198,630$238,643
Natural graphite.$29,181$42$13$1,164
Natural sands of all kinds$1,387,039$1,112,985$1,114,024$839,198
Quartz (other than natural sands); quartzite$4,008$17  
Kaolin and other kaolinic clays, whether or not calcined.$328 $103$307
Other clays (not including expanded clays of heading 68.06), andalusite, ky ...$4,708$14,202$2,341$15,652
Chalk.   $98
Natural calcium phosphates   $3,630
Natural barium sulphate (barytes) $3,012  
Siliceous fossil meals$100,230$76,410$63,466$83,545
Pumice stone; emery; other natural abrasives$1,044$873$280$448
Slate$16,659   
Marble, travertine, ecaussine and other stone $588$174$105
Granite, porphyry, basalt, sandstone and other stone$35,468$9,731$758$446
Pebbles, gravel, broken or crushed stone$355,256$730,256$101,447$155,740
Dolomite, whether or not calcined or sintered$2,536$5,072$2,536$5,325
Natural magnesium carbonate (magnesite)$110$2,503$324$499
Gypsum; anhydrite; plasters$11,428$19,520$1,464$31,301
Limestone flux; limestone$3,664  $711
Quicklime, slaked lime and hydraulic lime $76 $81
Portland cement, aluminous cement, slag cement$6,375,297$10,252,484$9,000,103$10,340,416
Mica, including splitings; mica waste.$110$2,459$16,076$9,871
Natural steatite, whether or not roughly trimmed$1,713$1,201$666$316
Natural borates and concentrates thereof$215$34 $6,275
Mineral substances$1,686$1,370$213$287
Total$8,545,721$12,420,188$10,502,618$11,734,058