Sub-Chapter2005200620072008200920102011
Salt (including table salt)$5,959,180$6,947,512$4,628,416$7,052,060$6,368,847$8,742,628$12,845,819
Unroasted iron pyrites.$389$2,609$12,543$18,203 $2,152$12,440
Natural graphite.$162,900$183,655$137,966$118,825$181,912$49,094$72,496
Natural sands of all kinds$909,640$1,312,750$1,460,692$1,579,813$1,327,823$1,549,621$1,745,055
Quartz (other than natural sands); quartzite$141,930$116,716$99,705$87,198$35,125$36,292$23,408
Kaolin and other kaolinic clays, whether or not calcined.$6,681,444$7,202,781$5,327,749$5,358,645$3,125,446$3,839,270$4,146,978
Other clays (not including expanded clays of heading 68.06), andalusite, ky ...$1,867,116$1,641,515$3,112,229$4,529,421$2,040,230$3,142,602$4,661,490
Chalk.$1,810,109$2,640,182$3,840,461$5,251,443$3,521,994$3,042,370$3,114,360
Natural calcium phosphates$41,432,385$35,328,458$38,879,745$218,219,816$68,741,863$43,578,994$113,553,068
Natural barium sulphate (barytes)$14,389$34,799$23,272$30,825$76,275$103,613$49,841
Siliceous fossil meals$869,632$842,744$358,804$481,398$285,266$184,562$218,129
Pumice stone; emery; other natural abrasives$53,152$100,855$125,965$124,847$206,480$280,218$235,716
Slate$10,706$51,394 $2,036$10,017$136,819$169,398
Marble, travertine, ecaussine and other stone$1,219,019$1,865,520$1,871,493$2,027,782$1,458,200$1,087,500$1,173,269
Granite, porphyry, basalt, sandstone and other stone$394,768$592,440$436,871$924,778$498,519$762,357$800,123
Pebbles, gravel, broken or crushed stone$1,522,362$1,189,112$1,701,766$1,749,875$1,035,312$926,263$1,797,767
Dolomite, whether or not calcined or sintered$254,552$960,076$818,474$346,238$186,298$110,013$262,134
Natural magnesium carbonate (magnesite)$876,679$918,295$687,928$1,083,449$689,865$936,865$2,018,798
Gypsum; anhydrite; plasters$7,527,619$8,698,458$11,648,318$14,106,823$7,056,079$6,375,510$6,394,802
Limestone flux; limestone    $1,998$2,137$132,180
Quicklime, slaked lime and hydraulic lime$10,442$27,665$29,638$181,691$228,251$177,161$546,811
Portland cement, aluminous cement, slag cement$12,261,222$36,130,209$11,471,430$23,942,136$47,612,506$34,064,406$35,098,430
Asbestos.  $19,045    
Mica, including splitings; mica waste.$17,765$18,470$13,195$7,069$10,200$683$15,544
Natural steatite, whether or not roughly trimmed$321,564$344,652$507,889$803,806$473,497$343,185$697,160
Natural borates and concentrates thereof$9,698$20,865 $1,346$9,127$111,002$79,397
Felspar; leucite and nepheline syenite$2,658,198$3,346,913$3,050,081$2,422,532$2,399,046$3,600,901$4,367,760
Mineral substances$1,589,846$1,785,669$1,736,001$2,039,228$1,044,198$1,360,808$1,363,888
Total$88,576,706$112,304,314$91,999,676$292,491,283$148,624,374$114,547,026$195,596,261