Sub-Chapter | 2005 | 2007 |
Salt (including table salt) | $33,154 | $24,961 |
Natural sands of all kinds | $371 | |
Quartz (other than natural sands); quartzite | $4,676 | |
Kaolin and other kaolinic clays, whether or not calcined. | | $32 |
Other clays (not including expanded clays of heading 68.06), andalusite, ky ... | $5,512 | |
Chalk. | | $191 |
Natural calcium phosphates | $23 | |
Pumice stone; emery; other natural abrasives | $588 | |
Marble, travertine, ecaussine and other stone | $73 | |
Granite, porphyry, basalt, sandstone and other stone | $7,772 | |
Pebbles, gravel, broken or crushed stone | $708 | |
Gypsum; anhydrite; plasters | $372 | |
Limestone flux; limestone | | $12,987 |
Portland cement, aluminous cement, slag cement | $1,408,686 | $173,589 |
Mineral substances | $1,298 | |
Total | $1,463,233 | $211,760 |
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