Sub-Chapter200520062007200820092010
Salt (including table salt)$793,578$1,362,383$1,375,871$1,925$1,095,586$2,385,248
Unroasted iron pyrites.$71,851 $16,108$131,305$1,812$855,858
Natural graphite.$2,200,441$1,696,405$1,505,323$620,419$648,431$1,505,126
Natural sands of all kinds$1$368$48,707$2,834$126,912$91,229
Quartz (other than natural sands); quartzite$2,072,632$2,423,355 $4,289 $1
Kaolin and other kaolinic clays, whether or not calcined.$797 $803$998 $400
Other clays (not including expanded clays of heading 68.06), andalusite, ky ...$87,325$43,635$55,372$71,382$229,700$878,811
Chalk.$2,992     
Natural calcium phosphates$54,105$59,190$15,726$1,014,430$125,794$4,103
Natural barium sulphate (barytes)    $8,961$27,225
Siliceous fossil meals     $1
Pumice stone; emery; other natural abrasives    $1 
Slate$9,708$31,838   $5
Marble, travertine, ecaussine and other stone$27,465$99,564$137,312$1,985$1,480$4,685
Granite, porphyry, basalt, sandstone and other stone$11,043,618$14,849,445$20,358,420$9,541,974$16,054,320$12,504,826
Pebbles, gravel, broken or crushed stone$1$225$98$450$15$17,559
Dolomite, whether or not calcined or sintered$176,338$266,754$391,754$184,669$12,575,861$269,707
Natural magnesium carbonate (magnesite)$454,015$142,653$176,346$1,040,869$15,225$280,710
Gypsum; anhydrite; plasters$356,227$377,791$186,492$290,365$617,291$495,752
Limestone flux; limestone$3,487$50$39  $10
Quicklime, slaked lime and hydraulic lime$5,514$1$21,882$268$8,710 
Portland cement, aluminous cement, slag cement$5,463,825$52,013,937$33,118,260$15,462,012$39,430,060$15,844,906
Asbestos.$12,143,521$20,587,754    
Mica, including splitings; mica waste.$34,149$22,447$80,742$8,262$20,718$17,109
Natural steatite, whether or not roughly trimmed$14,745$18,193$18,685$2,678,915$11,725$17,192
Mineral substances$2,527,123$10,244,400$3,385,747$3,628,147$610,996$2,290,251
Total$37,543,458$104,240,388$60,893,687$34,685,498$71,583,598$37,490,714