Sub-Chapter2005200620072008200920102011
Salt (including table salt)$7,349,639$8,790,213$11,399,056$14,134,580$12,498,168$13,184,016$16,539,288
Unroasted iron pyrites.   $51,836  $15,276
Natural graphite.$31,941$40,432$12,413$18,200$6,211$6,302$8,295
Natural sands of all kinds$1,021,336$1,213,939$1,208,751$2,237,234$946,510$1,680,770$1,598,798
Quartz (other than natural sands); quartzite$12,325$11,786$8,471$4,926$3,408$15,461$137,335
Kaolin and other kaolinic clays, whether or not calcined.$203,709$381,146$202,154$147,086$49,744$166,224$168,632
Other clays (not including expanded clays of heading 68.06), andalusite, ky ...$1,379,677$2,268,435$2,909,336$3,311,065$2,445,687$2,497,957$3,090,902
Chalk.$730,484$693,204$742,651$855,723$617,053$860,654$1,365,344
Natural calcium phosphates$72,266,760$88,401,934$103,604,097$384,993,566$166,390,618$184,734,462$270,592,833
Natural barium sulphate (barytes)$22,331$30,892$71,546$32,588$8,220$14,244$27,705
Siliceous fossil meals$263,077$244,374$583,862$346,344$317,571$258,348$422,556
Pumice stone; emery; other natural abrasives$74,285$18,197$14,858$10,971$12,634$17,050$17,710
Slate$1,943,180$1,563,070$3,338,947$821,282$48,947$82,867$104,147
Marble, travertine, ecaussine and other stone$238,539$62,759$461,310$328,597$111,665$70,602$189,268
Granite, porphyry, basalt, sandstone and other stone$2,518,163$2,793,453$4,042,160$3,416,336$1,881,413$1,458,815$1,874,492
Pebbles, gravel, broken or crushed stone$15,582,733$16,463,809$23,693,778$26,840,648$10,537,976$11,131,999$16,518,804
Dolomite, whether or not calcined or sintered$298,453$640,428$797,076$648,596$578,601$724,465$801,220
Natural magnesium carbonate (magnesite)$1,119,143$1,252,282$1,750,306$1,889,486$320,494$490,483$314,378
Gypsum; anhydrite; plasters$5,871,126$9,221,366$14,065,055$15,325,762$6,812,269$6,556,965$7,671,028
Limestone flux; limestone$647,706$706,802$1,067,619$972,055$675,009$1,002,644$1,060,970
Quicklime, slaked lime and hydraulic lime$3,615,854$2,615,559$4,465,688$3,268,622$3,915,952$3,565,963$3,460,484
Portland cement, aluminous cement, slag cement$14,002,100$15,290,464$27,040,757$19,401,909$10,892,131$17,610,178$26,441,666
Mica, including splitings; mica waste.$65,456$40,979$47,839$79,370$12,261$11,971$23,776
Natural steatite, whether or not roughly trimmed$161,006$195,606$194,575$181,922$91,788$138,985$101,343
Natural borates and concentrates thereof$50 $60$77$103$108$1,136
Felspar; leucite and nepheline syenite$407,393$286,995$284,069$277,802$227,360$381,674$564,130
Mineral substances$5,240,965$7,530,752$12,283,400$15,762,166$6,653,625$10,967,883$23,651,448
Total$135,067,431$160,758,876$214,289,834$495,358,749$226,055,418$257,631,090$376,762,964