Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
Salt (including table salt) | $47,779,231 | $58,535,193 | $55,378,550 | $70,289,321 | $65,884,067 | $81,331,958 | $102,345,568 |
Natural graphite. | $2,356,835 | $3,006,188 | $2,542,550 | $4,919,697 | $1,794,547 | $1,691,102 | $1,534 |
Natural sands of all kinds | $5,292,424 | $5,622,083 | $13,319,656 | $21,479,969 | $16,050,207 | $15,354,680 | $22,201,933 |
Quartz (other than natural sands); quartzite | $2,544,001 | $1,986,763 | $2,749,847 | $3,320,930 | $759,809 | $3,993,096 | $4,626,173 |
Kaolin and other kaolinic clays, whether or not calcined. | $21,581,351 | $25,847,734 | $32,195,052 | $44,002,930 | $29,392,861 | $38,547,420 | $41,915,128 |
Other clays (not including expanded clays of heading 68.06), andalusite, ky ... | $105,858,763 | $115,906,921 | $143,427,341 | $171,936,090 | $76,463,009 | $129,307,273 | $164,107,244 |
Chalk. | $76,726 | $157,679 | $239,682 | $301,410 | $190,407 | $272,663 | $256,082 |
Natural calcium phosphates | | | | $13,460 | $4,058 | $608 | $436 |
Natural barium sulphate (barytes) | | $1,089 | | | $334 | | $95,910 |
Siliceous fossil meals | $154,937 | $35,208 | $19,140 | $8,840 | $10,563 | $38,048 | $24,370 |
Pumice stone; emery; other natural abrasives | | $97 | $1,908 | $5,478 | $4,851 | $5,008 | $5,912 |
Slate | | $1,490 | $6,354 | $2,260 | $1,071 | $646 | $307 |
Marble, travertine, ecaussine and other stone | $54,795 | $27,401 | $2,136 | $10,120 | $20,941 | $7,504 | $33,154 |
Granite, porphyry, basalt, sandstone and other stone | $12,834,032 | $11,721,038 | $13,769,087 | $14,534,530 | $10,706,419 | $11,996,522 | $13,351,709 |
Pebbles, gravel, broken or crushed stone | $47,743,029 | $93,158,666 | $168,362,170 | $283,122,680 | $182,991,811 | $169,960,095 | $266,176,327 |
Dolomite, whether or not calcined or sintered | $529,559 | $340,764 | $637,476 | $234,890 | | | $11,824 |
Natural magnesium carbonate (magnesite) | $117,412 | $150,464 | $93,932 | $166,960 | $338,662 | $23,551 | $2,077 |
Gypsum; anhydrite; plasters | $1,660,783 | $1,516,877 | $4,311,582 | $9,994,959 | $4,378,658 | $4,477,738 | $6,148,576 |
Limestone flux; limestone | $4,760,066 | $6,417,938 | $9,580,675 | $11,706,630 | $8,900,817 | $7,690,663 | $8,024,851 |
Quicklime, slaked lime and hydraulic lime | $111,089 | $69,830 | $148,770 | $397,410 | $333,625 | $348,921 | $221,671 |
Portland cement, aluminous cement, slag cement | $60,114,013 | $76,809,421 | $87,308,271 | $104,626,653 | $26,909,655 | $22,503,133 | $16,078,228 |
Asbestos. | $42,005 | $19,028 | $35,242 | $43,620 | $7,844 | $22,881 | $28,230 |
Natural steatite, whether or not roughly trimmed | $15,817 | $8,522 | $20,063 | $14,990 | $38,245 | $15,836 | $18,733 |
Natural borates and concentrates thereof | | | | | $25 | | |
Felspar; leucite and nepheline syenite | $834,649 | $1,675,839 | $2,251,843 | $3,709,950 | $1,540,650 | $2,161,415 | $2,253,526 |
Mineral substances | $1,632,545 | $1,824,260 | $2,687,849 | $1,874,880 | $1,524,844 | $1,264,498 | $1,383,080 |
Total | $316,094,062 | $404,840,493 | $539,089,176 | $746,718,657 | $428,247,980 | $491,015,259 | $649,312,583 |
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