Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
Salt (including table salt) | $2,062,102 | $1,943,348 | $1,854,544 | $2,125,495 | $2,546,463 | $2,907,948 | $3,904,349 |
Unroasted iron pyrites. | $41,876 | $48,667 | $45,693 | $35,421 | $23,116 | $36,036 | $40,283 |
Natural graphite. | $1,384,103 | $1,428,906 | $1,965,681 | $2,314,954 | $1,203,024 | $2,208,813 | $2,953,464 |
Natural sands of all kinds | $7,153,481 | $7,765,345 | $7,881,929 | $6,172,012 | $5,575,300 | $7,367,763 | $7,506,675 |
Quartz (other than natural sands); quartzite | $129,025 | $121,503 | $144,223 | $79,777 | $81,826 | $74,324 | $106,035 |
Kaolin and other kaolinic clays, whether or not calcined. | $4,607,668 | $5,067,112 | $4,792,503 | $6,146,151 | $6,120,516 | $8,917,785 | $9,857,467 |
Other clays (not including expanded clays of heading 68.06), andalusite, ky ... | $1,571,797 | $1,923,932 | $2,729,780 | $3,280,233 | $2,852,738 | $3,492,144 | $3,752,953 |
Chalk. | $365,449 | $755,935 | $623,919 | $1,158,701 | $1,127,790 | $2,049,507 | $2,251,266 |
Natural calcium phosphates | $192,497 | $4,853,177 | $14,125,518 | $50,708,197 | $11,161,906 | $31,744,273 | $48,174,111 |
Natural barium sulphate (barytes) | $557,103 | $560,713 | $476,708 | $589,802 | $326,615 | $903,441 | $1,608,971 |
Siliceous fossil meals | $2,575,657 | $3,487,145 | $3,190,348 | $2,823,156 | $1,587,348 | $1,869,306 | $1,867,853 |
Pumice stone; emery; other natural abrasives | $14,643 | $18,788 | $27,520 | $38,166 | $70,293 | $32,040 | $131,219 |
Slate | $61,516 | $14,566 | $240 | | | | $56,537 |
Marble, travertine, ecaussine and other stone | $131,327 | $187,652 | $534,028 | $380,208 | $119,195 | $25,604 | $17,354 |
Granite, porphyry, basalt, sandstone and other stone | $1,120,069 | $1,176,680 | $1,764,089 | $2,182,134 | $1,636,643 | $1,522,151 | $2,134,314 |
Pebbles, gravel, broken or crushed stone | $2,391,417 | $3,001,981 | $3,953,448 | $4,105,338 | $6,769,250 | $6,676,416 | $8,894,295 |
Dolomite, whether or not calcined or sintered | $197,801 | $150,395 | $261,955 | $631,085 | $290,080 | $348,904 | $356,727 |
Natural magnesium carbonate (magnesite) | $6,725,268 | $6,747,080 | $7,816,956 | $11,436,103 | $10,059,094 | $11,575,799 | $10,453,206 |
Gypsum; anhydrite; plasters | $108,696 | $122,403 | $201,280 | $142,008 | $141,772 | $170,847 | $234,056 |
Limestone flux; limestone | $1,015 | | $23 | | $6,554 | $1 | $3,803 |
Quicklime, slaked lime and hydraulic lime | $70,542 | $273,842 | $328,381 | $87,922 | $179,600 | $85,687 | $627,244 |
Portland cement, aluminous cement, slag cement | $7,434,018 | $10,399,122 | $15,868,317 | $15,191,373 | $7,204,354 | $7,804,504 | $39,911,357 |
Asbestos. | $14,625 | $4,180 | | $57 | $3,395 | $7,155 | |
Mica, including splitings; mica waste. | $35,058 | $37,975 | $253,148 | $224,214 | $169,126 | $138,977 | $354,282 |
Natural steatite, whether or not roughly trimmed | $2,089,341 | $2,712,308 | $3,699,398 | $3,542,297 | $3,436,166 | $5,438,088 | $5,724,715 |
Natural borates and concentrates thereof | $18,312 | $114,450 | $17,454 | $306 | $72,368 | $63,985 | $44,316 |
Felspar; leucite and nepheline syenite | $497,931 | $2,799,826 | $639,037 | $772,243 | $519,022 | $568,401 | $828,759 |
Mineral substances | $7,215,175 | $7,884,499 | $8,576,146 | $8,990,489 | $8,058,381 | $9,643,565 | $13,717,071 |
Total | $48,767,512 | $63,601,530 | $81,772,266 | $123,157,842 | $71,341,935 | $105,673,464 | $165,512,682 |
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