Sub-Chapter | 2005 | 2006 | 2007 |
Salt (including table salt) | $147,079 | $78,479 | $33,058 |
Natural graphite. | $3,987 | $200 | |
Natural sands of all kinds | $7,275 | $1,785 | $1,057 |
Quartz (other than natural sands); quartzite | $3,519 | $714 | $1,946 |
Kaolin and other kaolinic clays, whether or not calcined. | | $17 | |
Other clays (not including expanded clays of heading 68.06), andalusite, ky ... | $5,041 | $735 | $884 |
Natural calcium phosphates | | | $2 |
Pumice stone; emery; other natural abrasives | $4,743 | $656 | $106 |
Slate | $33,184 | $6,305 | $122 |
Marble, travertine, ecaussine and other stone | $18 | $707 | $3,822 |
Granite, porphyry, basalt, sandstone and other stone | $17,651 | $12,026 | $19,170 |
Pebbles, gravel, broken or crushed stone | | $68 | $10 |
Dolomite, whether or not calcined or sintered | | $15 | |
Natural magnesium carbonate (magnesite) | | | $24 |
Gypsum; anhydrite; plasters | $6 | | |
Limestone flux; limestone | $50 | $655 | |
Quicklime, slaked lime and hydraulic lime | $3 | $83 | $10 |
Portland cement, aluminous cement, slag cement | | $21,288 | $245,960 |
Mica, including splitings; mica waste. | | $763 | |
Natural steatite, whether or not roughly trimmed | | $7 | $135 |
Felspar; leucite and nepheline syenite | $25,350,962 | $35,065,647 | $44,953,846 |
Mineral substances | $885 | $849 | $2,302 |
Total | $25,574,403 | $35,190,999 | $45,262,454 |
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