Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 |
Salt (including table salt) | $105,856 | $69,699 | $147,307 | $489,848 | $434,287 |
Unroasted iron pyrites. | | $197 | $1,427 | $450,697 | $2,659,930 |
Natural graphite. | $40,950 | $6,850 | | $23,607 | $2,198 |
Natural sands of all kinds | $1,286,765 | $2,397,830 | $3,938,138 | $5,117,568 | $1,935,343 |
Quartz (other than natural sands); quartzite | $6,981,800 | $15,840,950 | $18,853,220 | $5,591,641 | $39,189,568 |
Kaolin and other kaolinic clays, whether or not calcined. | | $2,280 | $24,188 | $24,928 | $18,180 |
Other clays (not including expanded clays of heading 68.06), andalusite, ky ... | $9,291,789 | $10,068,623 | $12,789,505 | $9,749,607 | $6,548,799 |
Chalk. | | | | | $3,363 |
Natural calcium phosphates | $4,449,134 | $3,040,490 | $8,309,338 | $23,592,623 | $8,661,196 |
Natural barium sulphate (barytes) | $6,114,385 | $6,267,541 | $8,007,707 | $15,211,372 | $14,050,339 |
Siliceous fossil meals | | $1,258 | $11,448 | $7,614 | $13,668 |
Pumice stone; emery; other natural abrasives | | $2 | $97 | | $1,907 |
Slate | $19,724 | $53,323 | $409,216 | $1,252,412 | $884,722 |
Marble, travertine, ecaussine and other stone | $13,407 | $9,503 | $3,520 | $200 | $4,729 |
Granite, porphyry, basalt, sandstone and other stone | $1,646,958 | $1,839,610 | $2,260,270 | $2,350,031 | $1,271,820 |
Pebbles, gravel, broken or crushed stone | $1,590,379 | $1,351,074 | $2,958,444 | $4,234,524 | $692,745 |
Dolomite, whether or not calcined or sintered | | | | | $5 |
Natural magnesium carbonate (magnesite) | $861 | $24,499 | | | $30 |
Gypsum; anhydrite; plasters | $1,743,572 | $1,267,352 | $1,115,494 | $1,838,651 | $1,460,093 |
Limestone flux; limestone | $2,715,658 | $3,589,500 | $4,157,777 | $4,995,385 | $2,425,457 |
Quicklime, slaked lime and hydraulic lime | $94,162 | $165,070 | $85,712 | $34,085 | $508,958 |
Portland cement, aluminous cement, slag cement | $357,030 | $170,068 | $83,611 | $9,012,308 | $2,400,779 |
Asbestos. | $27,703,331 | $31,728,723 | $35,313,797 | $47,600,382 | $48,036,618 |
Mica, including splitings; mica waste. | $10 | | | | $22,017 |
Natural steatite, whether or not roughly trimmed | $117 | $623 | $4,856 | | |
Natural borates and concentrates thereof | | $213 | | | $8,000 |
Felspar; leucite and nepheline syenite | $333,485 | $474,205 | $114,527 | $1,369,533 | $2,555,217 |
Mineral substances | $402 | $15,883 | $12,197 | $8,868 | $2,395 |
Total | $64,489,775 | $78,385,366 | $98,601,796 | $132,955,884 | $133,792,363 |
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