Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
Salt (including table salt) | $5,028,647 | $4,998,775 | $3,078,901 | $5,224,534 | $5,500,468 | $6,934,526 | $7,376,589 |
Unroasted iron pyrites. | $103 | $16,359 | $7,859 | $187 | | $12,398 | $8 |
Natural graphite. | $289,596 | $109,151 | $398,020 | $13,701 | $37,348 | $18,727 | $2,289 |
Natural sands of all kinds | $14,055,525 | $16,297,622 | $24,505,424 | $25,788,421 | $22,514,498 | $19,288,744 | $23,528,090 |
Quartz (other than natural sands); quartzite | $1,347,464 | $1,376,532 | $2,358,878 | $1,894,426 | $991,565 | $802,932 | $1,194,632 |
Kaolin and other kaolinic clays, whether or not calcined. | $4,079,973 | $4,391,628 | $4,656,203 | $5,520,536 | $2,984,889 | $914,243 | $473,906 |
Other clays (not including expanded clays of heading 68.06), andalusite, ky ... | $485,931 | $478,561 | $469,805 | $618,682 | $372,593 | $337,753 | $364,623 |
Chalk. | $983,509 | $1,276,157 | $1,189,085 | $1,500,860 | $1,362,029 | $1,442,410 | $1,769,081 |
Natural calcium phosphates | $2,989 | $2,751 | $2,493 | $23,267 | $13,299 | $14,429 | $35,575 |
Natural barium sulphate (barytes) | $3,809,233 | $3,909,329 | $5,265,687 | $6,579,541 | $3,651,893 | $4,055,769 | $3,635,005 |
Siliceous fossil meals | $125,003 | $98,176 | $99,368 | $101,417 | $207,145 | $250,891 | $276,141 |
Pumice stone; emery; other natural abrasives | $637,057 | $419,086 | $520,595 | $980,034 | $1,235,073 | $1,241,748 | $1,214,432 |
Slate | $310,471 | $334,560 | $603,348 | $224,771 | $341,374 | $137,004 | $62,877 |
Marble, travertine, ecaussine and other stone | $919,964 | $2,051,025 | $1,412,208 | $1,902,014 | $1,930,993 | $819,578 | $791,629 |
Granite, porphyry, basalt, sandstone and other stone | $5,534,650 | $5,441,398 | $6,349,506 | $8,076,511 | $6,815,800 | $4,495,697 | $5,759,340 |
Pebbles, gravel, broken or crushed stone | $24,084,064 | $25,499,153 | $27,716,823 | $29,338,725 | $28,066,368 | $27,630,827 | $35,786,296 |
Dolomite, whether or not calcined or sintered | $3,040,013 | $3,195,101 | $3,316,729 | $2,620,054 | $1,744,509 | $2,072,629 | $2,128,450 |
Natural magnesium carbonate (magnesite) | $602,748 | $346,035 | $113,169 | $160,348 | $230,488 | $331,584 | $638,464 |
Gypsum; anhydrite; plasters | $6,484,990 | $7,441,067 | $9,367,567 | $8,525,713 | $7,160,629 | $5,072,803 | $6,696,367 |
Limestone flux; limestone | $258,911 | $481,017 | $546,966 | $567,430 | $565,967 | $576,487 | $647,154 |
Quicklime, slaked lime and hydraulic lime | $6,898,600 | $8,838,621 | $10,406,182 | $10,916,173 | $8,056,811 | $9,246,420 | $11,383,597 |
Portland cement, aluminous cement, slag cement | $9,865,820 | $12,399,504 | $12,226,233 | $13,896,296 | $14,797,342 | $12,164,946 | $13,717,592 |
Asbestos. | $40,087 | $19,960 | $13,125 | | $98 | $37 | $4,763 |
Mica, including splitings; mica waste. | $141,403 | $62,147 | $28,738 | $24,256 | $5,315 | $5,207 | $28,934 |
Natural steatite, whether or not roughly trimmed | $98,596 | $63,035 | $64,139 | $61,495 | $85,615 | $90,222 | $129,820 |
Natural borates and concentrates thereof | | $2,412 | | $83,631 | $69,715 | $74 | |
Felspar; leucite and nepheline syenite | $319,415 | $79,098 | $357,572 | $313,933 | $177,681 | $222,599 | $213,519 |
Mineral substances | $4,619,822 | $4,634,776 | $4,910,508 | $4,996,718 | $6,093,658 | $6,269,519 | $6,516,710 |
Total | $94,064,584 | $104,263,036 | $119,985,131 | $129,953,674 | $115,013,163 | $104,450,203 | $124,375,883 |
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