Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
Salt (including table salt) | $17,619,510 | $32,797,466 | $17,690,144 | $16,788,286 | $25,741,005 | $33,737,252 |
Unroasted iron pyrites. | $687,861 | $816,520 | $887,448 | $673,283 | $298,129 | $528,277 |
Natural graphite. | $8,551,293 | $8,373,646 | $13,875,328 | $27,194,157 | $7,063,338 | $19,958,153 |
Natural sands of all kinds | $14,371,108 | $16,288,106 | $20,435,312 | $17,076,619 | $12,549,584 | $12,586,503 |
Quartz (other than natural sands); quartzite | $2,866,226 | $2,575,142 | $2,724,871 | $3,987,174 | $2,681,185 | $4,223,003 |
Kaolin and other kaolinic clays, whether or not calcined. | $37,501,083 | $40,965,338 | $42,164,266 | $46,134,859 | $35,764,221 | $33,764,133 |
Other clays (not including expanded clays of heading 68.06), andalusite, ky ... | $22,843,383 | $21,559,146 | $24,959,781 | $28,623,257 | $26,611,991 | $28,989,170 |
Chalk. | $798,843 | $813,967 | $1,034,880 | $1,207,045 | $871,617 | $848,840 |
Natural calcium phosphates | $3,737,914 | $6,229,193 | $8,482,812 | | $4,708,871 | $13,695,137 |
Natural barium sulphate (barytes) | $1,571,793 | $2,823,434 | $1,819,920 | $2,351,505 | $1,211,567 | $1,493,593 |
Siliceous fossil meals | $4,985,446 | $4,269,845 | $6,736,732 | $7,985,979 | $6,737,386 | $7,460,387 |
Pumice stone; emery; other natural abrasives | $102,968 | $122,431 | $97,383 | $73,988 | $91,422 | $151,411 |
Slate | $612,654 | $569,282 | $416,174 | $658,435 | $411,048 | $191,458 |
Marble, travertine, ecaussine and other stone | $1,761,902 | $1,285,083 | $2,302,582 | $1,291,914 | $1,373,778 | $1,319,668 |
Granite, porphyry, basalt, sandstone and other stone | $9,062,788 | $7,342,009 | $8,948,456 | $8,097,391 | $6,137,200 | $5,093,827 |
Pebbles, gravel, broken or crushed stone | $23,912,244 | $25,153,481 | $37,065,194 | $37,319,353 | $33,450,803 | $32,775,694 |
Dolomite, whether or not calcined or sintered | $545,135 | $643,689 | $1,517,033 | $2,811,989 | $819,154 | $772,467 |
Natural magnesium carbonate (magnesite) | $65,682,312 | $80,299,612 | $127,726,810 | $130,794,256 | $20,371,892 | $148,427,428 |
Gypsum; anhydrite; plasters | $7,970,376 | $8,186,068 | $9,065,871 | $8,634,318 | $8,029,964 | $8,278,504 |
Limestone flux; limestone | $389,903 | $498,422 | $453,665 | $767,377 | $404,864 | $516,799 |
Quicklime, slaked lime and hydraulic lime | $5,905,926 | $6,597,049 | $7,657,770 | $9,987,185 | $6,864,001 | $6,836,343 |
Portland cement, aluminous cement, slag cement | $85,970,988 | $77,839,056 | $83,772,338 | $96,782,996 | $93,760,368 | $93,334,442 |
Asbestos. | $132 | | $369 | | | |
Mica, including splitings; mica waste. | $350,520 | $449,660 | $535,293 | $592,104 | $385,314 | $622,525 |
Natural steatite, whether or not roughly trimmed | $10,286,353 | $12,164,819 | $14,072,494 | $18,654,449 | $11,872,156 | $21,223,199 |
Natural borates and concentrates thereof | $389,425 | $425,267 | $587,367 | $1,140,886 | $864,789 | $812,536 |
Felspar; leucite and nepheline syenite | $1,052,407 | $1,283,965 | $1,378,448 | $1,991,009 | $1,416,525 | $2,005,563 |
Mineral substances | $16,996,810 | $20,466,950 | $21,244,200 | $25,952,604 | $22,432,574 | $20,344,579 |
Total | $346,527,303 | $380,838,646 | $457,652,941 | $497,572,418 | $332,924,746 | $499,990,891 |
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