Section V · Mineral Products

Chapter 25

Salt; sulfur; earths and stone; plastering materials, lime and cement

29 headings, 124 lines · 2026 HTS Revision 22

Headings of chapter 25

2501Salt (including table salt and denatured salt) and pure sodium chloride, whether or not in aqueous solution or containing added anti-caking…1 lineHeading 2501: Open
Open heading 2501
2502Unroasted iron pyrites1 lineHeading 2502: Open
Open heading 2502
2503Sulfur of all kinds, other than sublimed sulfur, precipitated sulfur and colloidal sulfur3 linesHeading 2503: Open
Open heading 2503
2504Natural graphite4 linesHeading 2504: Open
Open heading 2504
2505Natural sands of all kinds, whether or not colored, other than metalbearing sands of chapter 264 linesHeading 2505: Open
Open heading 2505
2506Quartz (other than natural sands); quartzite, whether or not roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of…6 linesHeading 2506: Open
Open heading 2506
2507Kaolin and other kaolinic clays, whether or not calcined1 lineHeading 2507: Open
Open heading 2507
2508Other clays (not including expanded clays of heading 6806), andalusite, kyanite and sillimanite, whether or not calcined; mullite; chamotte…9 linesHeading 2508: Open
Open heading 2508
2509Chalk3 linesHeading 2509: Open
Open heading 2509
2510Natural calcium phosphates, natural aluminum calcium phosphates and phosphatic chalk2 linesHeading 2510: Open
Open heading 2510
2511Natural barium sulfate (barytes); natural barium carbonate (witherite), whether or not calcined, other than barium oxide of heading 28164 linesHeading 2511: Open
Open heading 2511
2512Siliceous fossil meals (for example, kieselguhr, tripolite and diatomite) and similar siliceous earths, whether or not calcined, of an…1 lineHeading 2512: Open
Open heading 2512
2513Pumice; emery; natural corundum, natural garnet and other natural abrasives, whether or not heat-treated6 linesHeading 2513: Open
Open heading 2513
2514Slate, whether or not roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape1 lineHeading 2514: Open
Open heading 2514
2515Marble, travertine and other calcareous monumental or building stone of an apparent specific gravity of 2.5 or more, and alabaster, whether…5 linesHeading 2515: Open
Open heading 2515
2516Granite, porphyry, basalt, sandstone and other monumental or building stone, whether or not roughly trimmed or merely cut, by sawing or…10 linesHeading 2516: Open
Open heading 2516
2517Pebbles, gravel, broken or crushed stone, of a kind commonly used for concrete aggregates, for road metalling, or for railway or other…8 linesHeading 2517: Open
Open heading 2517
2518Dolomite, whether or not calcined or sintered, including dolomite roughly trimmed or merely cut, by sawing or otherwise, into blocks or…2 linesHeading 2518: Open
Open heading 2518
2519Natural magnesium carbonate (magnesite); fused magnesia; dead-burned (sintered) magnesia, whether or not containing small quantities of…5 linesHeading 2519: Open
Open heading 2519
2520Gypsum; anhydrite; plasters (consisting of calcined gypsum or calcium sulfate) whether or not colored, with or without small quantities of…2 linesHeading 2520: Open
Open heading 2520
2521Limestone flux; limestone and other calcareous stone, of a kind used for the manufacture of lime or cement1 lineHeading 2521: Open
Open heading 2521
2522Quicklime, slaked lime and hydraulic lime, other than calcium oxide and hydroxide of heading 28253 linesHeading 2522: Open
Open heading 2522
2523Portland cement, aluminous cement, slag cement, supersulfate cement and similar hydraulic cements, whether or not colored or in the form of…5 linesHeading 2523: Open
Open heading 2523
2524Asbestos8 linesHeading 2524: Open
Open heading 2524
2525Mica, including splittings; mica waste6 linesHeading 2525: Open
Open heading 2525
2526Natural steatite, whether or not roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including…2 linesHeading 2526: Open
Open heading 2526
2528Natural borates and concentrates thereof (whether or not calcined), but not including borates separated from natural brine; natural boric…4 linesHeading 2528: Open
Open heading 2528
2529Feldspar; leucite, nepheline and nepheline syenite; fluorspar6 linesHeading 2529: Open
Open heading 2529
2530Mineral substances not elsewhere specified or included11 linesHeading 2530: Open
Open heading 2530