Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
Salt (including table salt) | $166,234 | $271,996 | $474,189 | $1,088,234 | $713,777 | $630,755 | $544,080 |
Natural graphite. | | | | | $40 | $1,126 | $2,370 |
Natural sands of all kinds | $555,432 | $1,749,688 | $2,374,566 | $2,625,503 | $2,912,567 | $3,387,508 | $3,281,916 |
Quartz (other than natural sands); quartzite | $22,453 | $22,576 | $42,159 | $82,358 | $84,188 | $81,134 | $461,989 |
Kaolin and other kaolinic clays, whether or not calcined. | $3,717 | $5,314 | $17,315 | $10,882 | $10,425 | $16,915 | $8,367 |
Other clays (not including expanded clays of heading 68.06), andalusite, ky ... | $23,207 | $7,617 | $14,401 | $34,324 | $12,738 | $15,004 | $62,671 |
Chalk. | $371,679 | $670,769 | $1,574,984 | $2,618,642 | $11,963,652 | $2,834,247 | $2,103,400 |
Natural calcium phosphates | $70,342 | $4,110 | $4,763 | | | | |
Natural barium sulphate (barytes) | $472 | $841 | $151,937 | | $4,975 | | $700 |
Siliceous fossil meals | $16,585 | $6,429 | $54,441 | $44,486 | $16,289 | $15,940 | $23,437 |
Pumice stone; emery; other natural abrasives | $422 | $57 | $529 | $256 | $253 | $867 | $1,481 |
Slate | | | $30,253 | | | | |
Marble, travertine, ecaussine and other stone | $30,429 | $28,649 | $24,938 | $121,221 | $74,313 | $26,972 | $83,925 |
Granite, porphyry, basalt, sandstone and other stone | $131,530 | $182,419 | $283,756 | $605,599 | $217,670 | $225,160 | $417,009 |
Pebbles, gravel, broken or crushed stone | $7,771 | $14,658 | $15,410 | $133,082 | $139,794 | $293,681 | $512,039 |
Dolomite, whether or not calcined or sintered | $37,931 | $192,749 | $259,477 | $48,026 | $375 | | |
Natural magnesium carbonate (magnesite) | $10,240 | $37,054 | $16,505 | $76,887 | $10,993 | $746 | $27,212 |
Gypsum; anhydrite; plasters | $460,071 | $586,866 | $1,660,919 | $2,296,937 | $2,587,344 | $4,808,317 | $3,422,662 |
Limestone flux; limestone | | | | | | $10,200 | |
Quicklime, slaked lime and hydraulic lime | $44,002 | $103,804 | $64,346 | $259,226 | $77,772 | $546,954 | $512,250 |
Portland cement, aluminous cement, slag cement | $65,791 | $95,029 | $305,339 | $366,065 | $282,197 | $465,699 | $336,193 |
Asbestos. | $133,347 | $178,383 | $72,450 | $118,308 | $142,200 | $127,500 | $127,500 |
Mica, including splitings; mica waste. | | $510 | | | | | |
Natural steatite, whether or not roughly trimmed | $13,549 | $14,886 | $27,947 | $46,366 | $18,401 | $40,674 | $36,199 |
Natural borates and concentrates thereof | | $152 | $13,359 | $20,500 | $43,040 | $42,520 | $3,451 |
Felspar; leucite and nepheline syenite | $61,320 | $81,222 | $74,984 | $15,960 | $41,246 | $343,247 | $82,064 |
Mineral substances | $31,747 | $4,413 | $35,326 | $27,216 | $13,680 | $23,686 | $36,515 |
Total | $2,258,271 | $4,260,191 | $7,594,293 | $10,640,078 | $19,367,929 | $13,938,852 | $12,087,430 |
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