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| Sub-Chapter | 2006 |
| Salt (including table salt) | $533 |
| Natural sands of all kinds | $20,700 |
| Other clays (not including expanded clays of heading 68.06), andalusite, ky ... | $181,943 |
| Pumice stone; emery; other natural abrasives | $1,335 |
| Marble, travertine, ecaussine and other stone | $2,888 |
| Granite, porphyry, basalt, sandstone and other stone | $2,771 |
| Pebbles, gravel, broken or crushed stone | $520 |
| Gypsum; anhydrite; plasters | $6,545 |
| Portland cement, aluminous cement, slag cement | $34,898 |
| Total | $252,133 |
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