Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
Salt (including table salt) | $225,175 | $186,816 | $141,712 | $346,079 | $660,672 | $579,774 | $1,796,432 |
Unroasted iron pyrites. | $2,238 | | $75 | | | | |
Natural graphite. | $9,557 | $21,895 | $9,703 | $2,445 | $1,174 | $7,347 | $2,107 |
Natural sands of all kinds | $60,245 | $59,989 | $81,361 | $76,007 | $216,869 | $405,030 | $816,833 |
Quartz (other than natural sands); quartzite | $427 | $127 | $22,779 | $1,241 | | $2,589 | $12,435 |
Kaolin and other kaolinic clays, whether or not calcined. | $572,986 | $641,092 | $423,313 | $200,994 | $36,686 | $37,051 | $156,837 |
Other clays (not including expanded clays of heading 68.06), andalusite, ky ... | $329,169 | $95,411 | $435,017 | $2,189,289 | $6,944,339 | $548,157 | $3,050,762 |
Chalk. | $46,990 | $9,055 | $1,469 | $1,819 | $4,620 | $35,524 | $9,347 |
Natural calcium phosphates | $2,432 | $792 | $197 | $5,705 | $4,428 | $70,891 | $207,498 |
Natural barium sulphate (barytes) | $4,136 | | | $1,849 | $2,300 | $4,292 | $783,350 |
Siliceous fossil meals | $111,415 | $119,986 | $204,781 | $201,559 | $290,161 | $157,074 | $170,712 |
Pumice stone; emery; other natural abrasives | $1,136 | $196 | | $27,260 | | $34 | $58 |
Slate | $43 | $5,262 | $65 | $90 | $7,023 | $17 | $131 |
Marble, travertine, ecaussine and other stone | $131 | $21,458 | $154,898 | $11,995 | $14,499 | $148,816 | $3,230 |
Granite, porphyry, basalt, sandstone and other stone | $44,930 | $31,042 | $4,026 | $73,835 | $16,486 | $66,469 | $144,383 |
Pebbles, gravel, broken or crushed stone | $63,213 | $42,968 | $191,094 | $97,931 | $33,343 | $61,040 | $109,422 |
Dolomite, whether or not calcined or sintered | $11,688 | $35,575 | $30,841 | $103,914 | $45,874 | $74,239 | $99,180 |
Natural magnesium carbonate (magnesite) | $462,561 | $249,558 | $620,995 | $583,623 | $467,213 | $554,574 | $517,798 |
Gypsum; anhydrite; plasters | $7,165,525 | $6,338,635 | $7,746,371 | $18,045,852 | $6,071,506 | $10,045,093 | $11,264,489 |
Limestone flux; limestone | $3,307,746 | $3,367,579 | $1,944,943 | $4,802,807 | $4,400,095 | $3,059,304 | $4,428,824 |
Quicklime, slaked lime and hydraulic lime | $5,215,708 | $8,816,097 | $15,303,865 | $35,048,187 | $22,285,914 | $30,812,329 | $31,562,257 |
Portland cement, aluminous cement, slag cement | $139,548,975 | $163,413,617 | $210,477,089 | $235,995,371 | $167,296,635 | $209,419,794 | $308,006,276 |
Asbestos. | $2,009,732 | $2,192,934 | $1,293,099 | $2,309,557 | $1,818,635 | $1,890,041 | $1,459,157 |
Mica, including splitings; mica waste. | $1,686 | $390 | $10,272 | $4,074 | $698 | $875 | $6,100 |
Natural steatite, whether or not roughly trimmed | $418,434 | $463,368 | $572,915 | $486,831 | $506,615 | $641,986 | $845,083 |
Natural borates and concentrates thereof | | | $5,303 | | $3,427 | | |
Felspar; leucite and nepheline syenite | | | $356 | $19,183 | | $13,652 | $22,992 |
Mineral substances | $14,218 | $55,661 | $10,377 | $62,506 | $13,858 | $66,879 | $612,720 |
Total | $159,630,496 | $186,169,503 | $239,686,916 | $300,700,003 | $211,143,070 | $258,702,871 | $366,088,413 |
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