Sub-Chapter200520062007200820092010
Salt (including table salt) $12,068$437,386$122,203$23,007$1,990
Natural graphite.     $281
Natural sands of all kinds$1,567,875$4,562,831$1,045,475$2,465,102$4,573,293$8,461,698
Quartz (other than natural sands); quartzite$41,537$4,515   $99,256
Kaolin and other kaolinic clays, whether or not calcined.     $311,054
Other clays (not including expanded clays of heading 68.06), andalusite, ky ...$93,696$169,311$78,081$42,827$803,082$287,441
Natural calcium phosphates $102,876    
Natural barium sulphate (barytes)$43,834$18,354$49,030$1,980,451$6,726$614,493
Siliceous fossil meals     $8,010
Pumice stone; emery; other natural abrasives  $130   
Slate     $17,555
Marble, travertine, ecaussine and other stone$7,638,569$16,223,346$21,808,185$4,713,087$16,242,633$18,091,847
Granite, porphyry, basalt, sandstone and other stone$1,924,359$3,306,117$10,505,019$23,521,899$6,077,442$5,172,364
Pebbles, gravel, broken or crushed stone$20,171,754$24,528,965$8,267,739$11,835,287$14,954,475$18,535,199
Natural magnesium carbonate (magnesite)    $520 
Gypsum; anhydrite; plasters$451,945$1,173,503$1,714,289$3,797,828$2,801,505$2,320,221
Limestone flux; limestone$1,579,813$819,906$1,409,893$719,447$557,387$875,810
Quicklime, slaked lime and hydraulic lime$2,721,464$4,469,123$3,864,221$8,255,681$5,139,868$3,644,809
Portland cement, aluminous cement, slag cement$39,595,622$64,456,145$64,637,984$57,119,609$48,685,929$56,050,639
Asbestos.    $1,300 
Mica, including splitings; mica waste.$15,360   $302$1,888
Natural steatite, whether or not roughly trimmed     $4,681
Felspar; leucite and nepheline syenite     $20,226
Mineral substances $520    
Total$75,845,828$119,847,580$113,817,432$114,573,421$99,867,469$114,519,462