| 2508.50.00 | 00 | Andalusite, kyanite and sillimanite | t | Free | | Free |
| 2508.60.00 | 00 | Mullite | t | Free | | 30% |
| 2509.00.10 | 00 | Crude | t | Free | | Free |
| 2513.10.00 | | Pumice stone | | Free | | Free |
| 2513.10.00 | 10 | Crude or in irregular pieces, including crushed pumice | kg | | | |
| 2514.00.00 | 00 | Slate, whether or not roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape | t | Free | | 25% |
| 2515.12.10 | 00 | Marble | t | Free | | 13% |
| 2515.12.20 | 00 | Travertine | t | 3% | Free (A*,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 50% |
| 2516.12.00 | | Merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape | | 2.8% | Free (A,AU,BH,CA, CL,E,IL,J,JO,MA, MX,P,SG) | 60% |
| 2516.12.00 | 30 | Having a thickness of 7.5 cm or more | t | | | |
| 2516.20.20 | 00 | Merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape | t | 3% | Free (A,AU,BH,CA, CL,E,IL,J,JO,MA, MX,P,SG) | 50% |
| 2516.90.00 | | Other monumental or building stone | | 3% | Free (A,AU,BH,CA, CL,E,IL,J,JO,MA, MX,P,SG) | 50% |
| 2516.90.00 | 30 | Having a thickness of 7.5 cm or more | t | | | |
| 2517.41.00 | 00 | Of marble | t | Free | | 30% |
| 2518.20.00 | 00 | Calcined or sintered dolomite | t | 3% | Free (A,AU,BH,CA, CL,E,IL,J,JO,MA, MX,P,SG) | 30% |
| 2519.90.10 | 00 | Fused magnesia and dead-burned (sintered) magnesia | kg | Free | | 1.7￠/kg |
| 2519.90.20 | 00 | Caustic calcined magnesite | t | Free | | $20.70/t |
| 2520.10.00 | 00 | Gypsum; anhydrite | t | Free | | Free |
| 2522.10.00 | 00 | Quicklime | kg | Free | | 0.2￠/kg, including weight of container |
| 2522.20.00 | 00 | Slaked lime | kg | Free | | 0.3￠/kg, including weight of container |
| 2522.30.00 | 00 | Hydraulic lime | kg | Free | | 0.2￠/kg, including weight of container |
| 2524.90.00 | 10 | Amosite | t | | | |
| 2525.10.00 | 10 | Split block mica | kg | | | |
| 2525.30.00 | 00 | Mica waste | kg | Free | | 8.8￠/kg |
| 2529.21.00 | 00 | Containing by weight 97 percent or less of calcium fluoride | t | Free | | 13.5% |
