| 2525.10.00 | 10 | Split block mica | kg | | | |
| 2525.10.00 | 20 | Mica splittings | kg | | | |
| 2526 | | Natural steatite, whether or not roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rect- angular (including square) shape;talc: | | | | |
| 2529 | | Feldspar; leucite, nepheline and nepheline syenite; fluorspar: | | | | |
| 2529.30.00 | | Leucite; nepheline and nepheline syenite | | Free | | Free |
| 2529.30.00 | 10 | Nepheline syenite | t | | | |
| 2530.10.00 | 00 | Vermiculite, perlite and chlorites, unexpanded | kg | Free | | Free |
| 2530.20 | | Kieserite, epsom salts (natural magnesium sulfates): | | | | |
| 2530.20.10 | 00 | Kieserite | kg | Free | | Free |
| 2530.90.10 | 00 | Natural cryolite; natural chiolite | t | Free | | Free |
| 2530.90.80 | 10 | Celestite | kg | | | |
| 2601 | | Iron ores and concentrates, including roasted iron pyrites: | | | | |
| 2601.11.00 | | Iron ores and concentrates, other than roasted iron pyrites: | | | | |
| 2601.20.00 | 00 | Roasted iron pyrites | t | Free | | Free |
| 2602.00.00 | | Manganese ores and concentrates, including ferruginous manganese ores and concentrates with a manganese con- tent of 20 percent or more, calculated on the dry weight | | Free | | 2.2¢/kg on manganese content |
| 2606.00.00 | 30 | Bauxite, calcined: | | | | |
| 2614.00 | | Titanium ores and concentrates: | | | | |
| 2614.00.60 | 20 | Ilmenite and ilmenite sand | kg | | | |
| 2620.60.10 | 00 | Of a kind used only for the extraction of arsenic or the manufacture of its chemical compounds | kg | 5% | Free (A+,AU,BH, CA,CL,D,E,IL,J, JO,MA,MX, P,SG) | 25% |
| 2620.99.50 | 00 | Slag containing by weight over 40 percent titanium, and which if containing over 2 percent by weight of copper, lead, or zinc is not to be treated for the recovery thereof | kg | Free | | Free |
| 2620.99.75 | | Other materials which are residues not advanced in value or condition by any means, and which if containing over 2 percent by weight of copper, lead or zinc are not to be treated for the recovery thereof | | Free | | Free |
| 2701.11.00 | 00 | Anthracite | t | Free | | Free |
| 2701.12.00 | | Bituminous coal | | Free | | Free |
| 2702 | | Lignite, whether or not agglomerated, excluding jet: | | | | |
| 2702.10.00 | 00 | Lignite, whether or not pulverized, but not agglomerated | t | Free | | Free |
Harmonized Tariff Schedule of the United States inquiry: 3203Ã
