From Chapter 25: Chapter 25
| HTS Code | Description | General Duty |
|---|---|---|
| 2529100000 | Feldspar; leucite, nepheline and nepheline syenite; fluorspar Feldspar | Free |
| 2529210000 | Fluorspar Containing by weight 97 percent or less of calcium fluoride | Free |
| 2529220000 | Fluorspar Containing by weight more than 97 percent of calcium fluoride | Free |
| 2529300000 | Feldspar; leucite, nepheline and nepheline syenite; fluorspar Leucite; nepheline and nepheline syenite | Free |
| 2529300010 | Leucite; nepheline and nepheline syenite Nepheline syenite | Free |
| 2529300050 | Leucite; nepheline and nepheline syenite Other | Free |