| 6813.20.00 | | Containing asbestos | | Free | | 25% |
| 6813.20.00 | 10 | Articles for use in civil aircraft | X | | | |
| 6813.20.00 | 20 | Articles for use in civil aircraft: | X | | | |
| 6813.81.00 | | Not containing asbestos: | | | | |
| 6813.81.00 | 10 | Articles for use in civil aircraft, with a basis of mineral substances | X | | | |
| 6813.89.00 | 10 | Articles for use in civil aircraft, with a basis of mineral substances | X | | | |
| 6814 | | Worked mica and articles of mica, including agglomerated or reconstituted mica, whether or not on a support of paper, paperboard or other materials: | | | | |
| 6814.10.00 | 00 | Plates, sheets and strips of agglomerated or reconstituted mica, whether or not on a support | kg | 2.7% | Free (A,AU,B,BH, CA,CL,E,IL,J, JO,MA,MX, P,SG) | 40% |
| 6815 | | Articles of stone or of other mineral substances (including carbon fibers, articles of carbon fibers and articles of peat), not elsewhere specified or included: | | | | |
| 6815.10.00 | 00 | Nonelectrical articles of graphite or other carbon | X | Free | | 45% |
| 6815.20.00 | 00 | Articles of peat | X | Free | | 20% |
| 6815.91.00 | 00 | Other articles: | | | | |
| 6815.91.00 | 00 | Containing magnesite, dolomite or chromite | X | Free | | 30% |
| 6815.99.20 | 00 | Talc, steatite and soapstone, cut or sawed, or in blanks, crayons, cubes, disks or other forms | kg | Free | | 2.2¢/kg |
| 6901.00.00 | 00 | Bricks, blocks, tiles and other ceramic goods of siliceous fossil meals (for example, kieselguhr, tripolite or diatomite) or of similar siliceous earths | t | Free | | 30% |
| 6902 | | Refractory bricks, blocks, tiles and similar refractory ceramic constructional goods, other than those of siliceous fossil meals or similar siliceous earths: | | | | |
| 6902.10 | | Containing by weight, singly or together, more than 50 percent of the elements magnesium, calcium or chromium, expressed as MgO, CaO or Cr2O3: | | | | |
| 6902.10.10 | 00 | Magnesite bricks | thousand t | Free | | 13% |
| 6902.20 | | Containing by weight more than 50 percent of alumina (Al2O3), of silica (SiO2) or of a mixture or compound of these products: | | | | |
| 6902.20.10 | | Bricks | | Free | | 25% |
| 6902.90.10 | | Bricks | | Free | | 25% |
| 6902.90.10 | 10 | Clay | thousand t | | | |
| 6902.90.50 | 10 | Clay | t | | | |
| 6903 | | Other refractory ceramic goods (for example, retorts, crucibles, muffles, nozzles, plugs, supports, cupels, tubes, pipes, sheaths and rods), other than those of siliceous fossil meals or of similar siliceous earths: | | | | |
| 6903.10.00 | 00 | Containing by weight more than 50 percent of graphite or other carbon or of a mixture of these products | kg | Free | | 45% |
Harmonized Tariff Schedule of the United States inquiry: 3920590000
