| 2517.10.00 | 55 | Other | t | | | |
| 2517.49.00 | 00 | Other | t | Free | | $1.10/t |
| 2518 | | Dolomite whether or not calcined or sintered, including dolomite roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape; dolomite ramming mix: | | | | |
| 2519 | | Natural magnesium carbonate (magnesite); fused magnesia; dead-burned (sintered) magnesia, whether or not containing small quantities of other oxides added before sintering; other magnesium oxide, whether or not pure: | | | | |
| 2519.90 | | Other: | | | | |
| 2519.90.50 | 00 | Other | kg | Free | | 15.4¢/kg |
| 2521.00.00 | 00 | Limestone flux; limestone and other calcareous stone, of a kind used for the manufacture of lime or cement | t | Free | | Free |
| 2522 | | Quicklime, slaked lime and hydraulic lime, other than calcium oxide and hydroxide of heading 2825: | | | | |
| 2523.29.00 | 00 | Other | t | Free | | $1.32/t, including weight of container |
| 2523.90.00 | 00 | Other hydraulic cements | t | Free | | $1.32/t, including weight of container |
| 2524.90.00 | | Other | | Free | | Free |
| 2524.90.00 | 55 | Other | t | | | |
| 2524.90.00 | 60 | Other | t | | | |
| 2525.10.00 | 50 | Other | 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: | | | | |
| 2528.90.00 | | Other | | Free | | Free |
| 2528.90.00 | 50 | Other | kg | | | |
| 2529.30.00 | 50 | Other | t | | | |
| 2530.90 | | Other: | | | | |
| 2530.90.80 | | Other | | Free | | 0.3¢/kg |
| 2530.90.80 | 50 | Other | kg | | | |
| 2601.11.00 | | Iron ores and concentrates, other than roasted iron pyrites: | | | | |
| 2601.11.00 | 90 | Other | t | | | |
| 2601.12.00 | 90 | Other | t | | | |
| 2604.00.00 | 80 | Other metal content | kg | | | |
Harmonized Tariff Schedule of the United States inquiry: 3203Ã
