Sitemap — HS 25

2501 – Salt and sodium chloride 2502 – Unroasted iron pyrites 2503 – All types of sulfur 2504 – Natural graphite 2505 – Natural sands 2506 – Quartz and quartzite 2507 – Kaolin and kaolinic clays 2508 – Various clays and minerals 2509 – Chalk 2510 – Natural calcium and aluminum phosphates, and phosphatic chalk 2511 – Natural barium sulphate (barytes) and barium carbonate (witherite) 2512 – Natural lightweight siliceous earths 2513 – Natural abrasives and pumice stone 2514 – Slate blocks or slabs 2515 – Marble and stone blocks or slabs 2516 – Granite and other building stones 2517 – Crushed stone and gravel 2518 – Dolomite in blocks or slabs 2519 – Magnesium products 2520 – Gypsum and related materials 2521 – Limestone for lime or cement 2522 – Quicklime, slaked lime, and hydraulic lime 2523 – Portland cement and similar hydraulic cements 2524 – Asbestos 2525 – Mica and mica waste 2526 – Natural steatite and talc 2528 – Natural borates and boric acid 2529 – Feldspar and related minerals 2530 – Various mineral substances