Sub-Chapter2005200620072008200920102011
Salt (including table salt)$13,466,315$14,087,707$8,367,273$16,272,296$19,500,290$35,775,529$57,005,338
Unroasted iron pyrites.$1,993 $3,249 $169,722$146,070 
Natural graphite.$8,688$5,458$2,244$132,719$102,539$54,143$5,078
Natural sands of all kinds$12,080,640$8,991,000$8,249,136$14,045,217$20,355,743$5,771,580$26,150,790
Quartz (other than natural sands); quartzite$1,417,815$391,124$250,378$3,429,030$3,042,756$4,718,877$4,061,330
Kaolin and other kaolinic clays, whether or not calcined.$1,268,709$293,247$984,081$1,437,861$7,945,032$2,078,542$3,413,465
Other clays (not including expanded clays of heading 68.06), andalusite, ky ...$6,923,754$9,627,723$7,654,301$16,985,270$14,389,874$9,132,642$4,344,924
Chalk. $1,588 $16,044   
Natural calcium phosphates$17,109,440$24,543,514$17,544,881$124,946,257$246,618,440$132,860,468$244,777,819
Natural barium sulphate (barytes)$291,393 $119,279$54,034$57,204$334,981$36,687
Siliceous fossil meals$39,546 $3,185$362$1,798$69,625$497
Pumice stone; emery; other natural abrasives$9,983$78,593$4,347$7,497$14,679$4,639$137,031
Slate   $11,457$143,974$50,002 
Marble, travertine, ecaussine and other stone$82,514,552$92,164,528$100,934,647$212,324,493$433,634,748$174,340,238$137,969,260
Granite, porphyry, basalt, sandstone and other stone$548,292$153,380$1,829,599$1,190,727$2,048,104$1,089,899$1,398,614
Pebbles, gravel, broken or crushed stone$357,980$1,352,617$607,563$389,972$2,423,505$1,726,319$3,325,103
Dolomite, whether or not calcined or sintered$70,694$106,640$125,429$258,553$868,679$130,075$46,753
Natural magnesium carbonate (magnesite)   $492$3,428$3,191$54,999
Gypsum; anhydrite; plasters$1,239,043$1,302,735$1,748,327$2,487,308$7,168,366$2,443,321$3,066,119
Limestone flux; limestone$30,456$68,861$43,262$240,415$497,958$161,106$256,792
Quicklime, slaked lime and hydraulic lime$326,351$885,152$86,700$143,993$133,306$218,853$32,329
Portland cement, aluminous cement, slag cement$323,907,768$282,050,839$189,634,482$160,244,557$77,470,115$49,145,748$100,568,107
Asbestos. $20,791  $42,552 $263
Mica, including splitings; mica waste.    $315$1,433 
Natural steatite, whether or not roughly trimmed$2,057,706$2,494,732$2,480,004$4,103,453$2,506,754$3,666,299$5,917,265
Natural borates and concentrates thereof $47,136   $105,146$122,317
Felspar; leucite and nepheline syenite$157,398$295,362$52,224$12,985$134,073$76,047$193,437
Mineral substances$36,073$68,415$3,830$302,909$328,369$519,954$220,993
Total$463,864,589$439,031,142$340,728,421$559,037,901$839,602,323$424,624,727$593,105,310