Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
Salt (including table salt) | | $1,780 | $422 | $13,000 | | $907 | $7,166 |
Natural graphite. | $3,451 | | | $481 | | | |
Natural sands of all kinds | $350,008 | $393,404 | $111,131 | $97,423 | $542,414 | $474,380 | $87,790 |
Quartz (other than natural sands); quartzite | $178 | $2,009 | $5,080 | $4,721 | $13,434 | $5,386 | $15,788 |
Other clays (not including expanded clays of heading 68.06), andalusite, ky ... | $446,212 | $439,356 | $479,744 | $147,380 | $126,377 | $216,930 | $308,912 |
Chalk. | $2,122 | $4,226 | $2,483 | $1,259 | $726 | $268 | |
Natural barium sulphate (barytes) | | | | | $945,237 | $1,348,966 | $1,034,024 |
Siliceous fossil meals | $316 | | | $29,900 | | | |
Slate | $685,571 | $569,258 | $511,094 | $507,536 | $794,853 | $721,045 | $954,000 |
Marble, travertine, ecaussine and other stone | $42,696 | $9,106 | $28,859 | $151,001 | $284,823 | $543,096 | $438,821 |
Granite, porphyry, basalt, sandstone and other stone | $394,288 | $512,855 | $521,632 | $572,110 | $930,193 | $1,422,783 | $907,103 |
Pebbles, gravel, broken or crushed stone | $17,256 | $9,860 | $163,139 | $42,171 | $172,226 | $63,722 | $219,943 |
Dolomite, whether or not calcined or sintered | $162,765 | $134,732 | $93,843 | $224,368 | $169,938 | $135,977 | $243,517 |
Natural magnesium carbonate (magnesite) | | | | $30,000 | | $167 | $14,556 |
Gypsum; anhydrite; plasters | $241,150 | $435,303 | $652,100 | $540 | $18,686 | $32 | $2,048 |
Limestone flux; limestone | $857,075 | $1,620,229 | $1,534,935 | $2,452,633 | $2,516,198 | $2,580,708 | $2,324,453 |
Quicklime, slaked lime and hydraulic lime | | | | $1,363 | | | |
Portland cement, aluminous cement, slag cement | $13,072,826 | $21,264,928 | $40,049,415 | $47,124,942 | $737,410 | $258,140 | $8,283,625 |
Asbestos. | | | | | $5,000 | | |
Mica, including splitings; mica waste. | | | | $8,002 | | | |
Natural steatite, whether or not roughly trimmed | | | | | $96 | | |
Felspar; leucite and nepheline syenite | $653,884 | $447,508 | $236,217 | $254,618 | $93,652 | $44,045 | $14,129 |
Mineral substances | $321 | $987 | $157 | $4,065 | $4,220 | $10,648 | $15,656 |
Total | $16,930,119 | $25,845,541 | $44,390,251 | $51,667,513 | $7,355,483 | $7,827,200 | $14,871,531 |
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