Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
Salt (including table salt) | $2,337,706 | $3,007,797 | $1,562,133 | $2,696,051 | $755,650 | $2,987,430 | $9,967,036 |
Natural sands of all kinds | $1,253,534 | $2,627,228 | $5,323,740 | $3,460,808 | $2,730,652 | $3,909,802 | $6,319,314 |
Quartz (other than natural sands); quartzite | $19,820 | | | | | $23,944 | |
Kaolin and other kaolinic clays, whether or not calcined. | $332,325 | $206,824 | $406,432 | $421,382 | $182,341 | $440,659 | $9,904,685 |
Other clays (not including expanded clays of heading 68.06), andalusite, ky ... | $70,415 | $31,818 | $50,723 | $17,461 | $28,342 | $56,338 | $86,814 |
Chalk. | $219,061 | | $96,825 | | $19,906 | $13,518 | |
Natural calcium phosphates | $167,807,138 | $159,111,124 | $195,050,910 | $520,196,585 | $371,757,404 | $372,458,774 | $630,037,191 |
Siliceous fossil meals | $46,935 | | | $30,224 | | $6,672 | $11,893 |
Pumice stone; emery; other natural abrasives | | $1,397 | | | | | |
Marble, travertine, ecaussine and other stone | $2,764,784 | $2,366,225 | $3,440,014 | $4,362,511 | $2,940,656 | $567,246 | $2,254,468 |
Granite, porphyry, basalt, sandstone and other stone | $37,686 | $24,529 | $15,192 | $33,452 | $187,403 | $260,669 | $89,106 |
Pebbles, gravel, broken or crushed stone | $610,319 | $3,155,873 | $2,045,537 | $698,390 | $550,068 | $1,024,004 | $423,782 |
Dolomite, whether or not calcined or sintered | | | | | | | $12,817 |
Natural magnesium carbonate (magnesite) | $211,775 | $265,459 | | | | | |
Gypsum; anhydrite; plasters | $244,049 | $1,410,111 | $87,314 | $193,522 | $219,720 | $261,018 | $181,966 |
Limestone flux; limestone | $39,351 | $41,889 | | | $3,744 | $23,493 | $112,165 |
Quicklime, slaked lime and hydraulic lime | $226,421 | $232,974 | $347,968 | $262,762 | $42,503 | $109,683 | $428,342 |
Portland cement, aluminous cement, slag cement | $17,047,386 | $6,740,037 | $7,492,404 | $35,482,706 | $11,866,137 | $11,541,084 | $20,097,743 |
Asbestos. | | | $31,030 | | | | |
Mica, including splitings; mica waste. | | | | | | $38 | |
Natural steatite, whether or not roughly trimmed | $102,380 | $56,781 | $40,717 | $76,991 | $93,162 | $136,633 | $121,579 |
Natural borates and concentrates thereof | $215,425 | | | $170,945 | $13,551 | | |
Mineral substances | $156,415 | $47,523 | $38,849 | $54,056 | $36,180 | $90,962 | $98,085 |
Total | $193,742,925 | $179,327,589 | $216,029,788 | $568,157,846 | $391,427,419 | $393,911,967 | $680,146,986 |
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