United States · Chapter 25· 114 entries

§25Salt; sulphur; earths; stone

Section VMineral products · Chapters 25–27（WCO HS）

Headings (4-digit WCO)

28 headings

2501Salt (including table salt and denatured salt) and pure sodium chloride, whether or not in aqueous solution or containing added anti-caking or free flowing agents; sea water→2502Salt (including table salt and denatured salt) and pure sodium chloride, whether or not in aqueous solution or containing added anti-caking or free flowing agents; sea water→2503Sulphur of all kinds, other than sublimed sulphur, precipitated sulphur and collodial sulphur→2504Natural graphite→2505Natural sands of all kinds, whether or not coloured, other than metal-bearing sands of chapter 26→2506Quartz (other than natural sands); quartzite, whether or not roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape→2507Kaolin and other kaolinic clays, whether or not calcined→2508Other clays (not including expanded clays of heading 6806), andalusite, kyanite and sillimanite, whether or not calcined; mullite; chamotte or dinas earths→2509Other clays (not including expanded clays of heading 6806), andalusite, kyanite and sillimanite, whether or not calcined; mullite; chamotte or dinas earths→2510Natural calcium phosphates, natural aluminium calcium phosphates and phosphatic chalk→2511Natural barium sulphate (barytes); natural barium carbonate (witherite), whether or not calcined, other than barium oxide of heading 2816→2512Siliceous fossil meals (for example, kieselguhr, tripolite and diatomite) and similar siliceous earths, whether or not calcined, of an apparent specific gravity of 1 or less→2513Pumice stone; emery; natural corundum, natural garnet and other natural abrasives, whether or not heat-treated→2514Pumice stone; emery; natural corundum, natural garnet and other natural abrasives, whether or not heat-treated→2515Marble, travertine, ecaussine and other calcareous monumental or building stone of an apparent specific gravity of 2.5 or more, and alabaster, whether or not roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape→2516Granite, porphyry, basalt, sandstone and other monumental or building stone, whether or not roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape→2518Dolomite, 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→2519Natural 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→2520Gypsum; anhydrite; plasters (consisting of calcined gypsum or calcium sulphate) whether or not coloured, with or without small quantities of accelerators or retarders→2521Limestone flux; limestone and other calcareous stones, of a kind used for the manufacture of lime or cement→2522Quicklime, slaked lime and hydraulic lime, other than calcium oxide and hydroxide of heading2825→2523Portland cement, aluminous cement, slag cement, supersulphate cement and similar hydraulic cements, whether or not coloured or in the form of clinkers→2524Asbestos→2525Mica, including splittings; mica waste→2526Natural steatite, whether or not roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape; talc→2528NATURAL BORATES AND CONCENTRATES THEREOF (WHETHER OR NOT CALCINED), BUT NOT INCLUDING BORATES SEPARATED FROM NATURAL BRINE; NATURAL BORIC ACID CONTAINING NOT MORE THAN 85% OF H3BO3 CALCULATED ON THE DRY WEIGHT→2529Feldspar; leucite; nepheline and nepheline syenite; fluorspar→2530Mineral substances not elsewhere specified or included→

United States tariff lines (top 114)

114 total in chapter
HS CodeDescriptionPrimary rate
25010000Salt (including table salt and denatured salt) and pure sodium chloride, whether or not in aqueous solution or containing added anti-caking or free-flowing agents; sea waterFree→
25020000Unroasted iron pyritesFree→
2503.00.00Sulfur of all kinds, other than sublimed sulfur, precipitated sulfur and colloidal sulfurFree→
2503.00.00.10Crude or unrefined sulfurFree→
2503.00.00.90OtherFree→
25041010Crystalline flake (not including flake dust)Free→
25041050OtherFree→
25049000OtherFree→
25051010Sand containing by weight 95 percent or more of silica and not more than 0.6 percent of oxide of ironFree→
25051050OtherFree→
25059000OtherFree→
2506.10.00QuartzFree→
2506.10.00.10Sands (other than natural) containing by weight 95 percent or more of silica and not more than 0.6 percent of oxide of ironFree→
2506.10.00.50OtherFree→
2506.20.00QuartziteFree→
2506.20.00.10Crude or roughly trimmedFree→
2506.20.00.80OtherFree→
25070000Kaolin and other kaolinic clays, whether or not calcinedFree→
25081000BentoniteFree→
25083000Fire-clayFree→
2508.40.01Other claysFree→
2508.40.01.10Common blue clay and other ball claysFree→
2508.40.01.20Decolorizing earths and fuller's earthFree→
2508.40.01.50OtherFree→
25085000Andalusite, kyanite and sillimaniteFree→
25086000MulliteFree→
25087000Chamotte or dinas earthFree→
25090010CrudeFree→
25090020OtherFree→
25101000UngroundFree→
25102000GroundFree→
25111010GroundFree→
25111050Other$1.25/t→
25112000Natural barium carbonate (witherite)Free→
25120000Siliceous fossil meals (for example, kieselguhr, tripolite and diatomite) and similar siliceous earths, whether or not calcined, of an apparent specific gravity of 1 or lessFree→
2513.10.00Pumice stoneFree→
2513.10.00.10Crude or in irregular pieces, including crushed pumiceFree→
2513.10.00.80OtherFree→
25132010Crude or in irregular piecesFree→
25132090OtherFree→
25140000Slate, whether or not roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shapeFree→
25151100Crude or roughly trimmedFree→
25151210MarbleFree→
25151220Travertine3%→
25152000Other calcareous monumental or building stone; alabaster3%→
25161100Crude or roughly trimmedFree→
2516.12.00Merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape2.8%→
2516.12.00.30Having a thickness of 7.5 cm or more2.8%→
2516.12.00.60Other2.8%→
25162010Crude or roughly trimmedFree→
25162020Merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape3%→
2516.90.00Other monumental or building stone3%→
2516.90.00.30Having a thickness of 7.5 cm or more3%→
2516.90.00.60Other3%→
2517.10.00Pebbles, gravel, broken or crushed stone, of a kind commonly used for concrete aggregates, for road metalling, or for railway or other ballast, shingle and flint, whether or not heat-treatedFree→
2517.10.00.15Pebbles and gravelFree→
2517.10.00.20Limestone, except pebbles and gravelFree→
2517.10.00.55OtherFree→
25172000Macadam of slag, dross or similar industrial waste, whether or not incorporating the materials cited in subheading 2517.10Free→
25173000Tarred macadamFree→
25174100Of marbleFree→
25174900OtherFree→
25181000Dolomite, not calcined or sinteredFree→
25182000Calcined or sintered dolomite3%→
25191000Natural magnesium carbonate (magnesite)Free→
25199010Fused magnesia and dead-burned (sintered) magnesiaFree→
25199020Caustic calcined magnesiteFree→
25199050OtherFree→
25201000Gypsum; anhydriteFree→
25202000PlastersFree→
25210000Limestone flux; limestone and other calcareous stone, of a kind used for the manufacture of lime or cementFree→
25221000QuicklimeFree→
25222000Slaked limeFree→
25223000Hydraulic limeFree→
25231000Cement clinkersFree→
25232100White cement, whether or not artificially coloredFree→
25232900OtherFree→
25233000Aluminous cementFree→
25239000Other hydraulic cementsFree→
25241000Crocidolite (Blue)Free→
2524.90.00OtherFree→
2524.90.00.10AmositeFree→
2524.90.00.30CrudesFree→
2524.90.00.40Milled fibers, group 3 grades (spinning fibers or equivalent)Free→
2524.90.00.45Milled fibers, group 4 and 5 gradesFree→
2524.90.00.55OtherFree→
2524.90.00.60OtherFree→
2525.10.00Crude mica and mica rifted into sheets or splittingsFree→
2525.10.00.10Split block micaFree→
2525.10.00.20Mica splittingsFree→
2525.10.00.50OtherFree→
25252000Mica powderFree→
25253000Mica wasteFree→
25261000Not crushed, not powderedFree→
25262000Crushed or powderedFree→
2528.00.00Natural borates and concentrates thereof (whether or not calcined), but not including borates separated from natural brine; natural boric acid containing not more than 85 percent of H3BO3 calculated on the dry weightFree→
2528.00.00.05Natural sodium borates and concentrates thereof (whether or not calcined)Free→
2528.00.00.10Natural calcium boratesFree→
2528.00.00.50OtherFree→
25291000FeldsparFree→
25292100Containing by weight 97 percent or less of calcium fluorideFree→
25292200Containing by weight more than 97 percent of calcium fluorideFree→
2529.30.00Leucite; nepheline and nepheline syeniteFree→
2529.30.00.10Nepheline syeniteFree→
2529.30.00.50OtherFree→
25301000Vermiculite, perlite and chlorites, unexpandedFree→
25302010KieseriteFree→
25302020Epsom saltsFree→
25309010Natural cryolite; natural chioliteFree→
25309020Natural micaceous iron oxides2.9%→
2530.90.80OtherFree→
2530.90.80.10CelestiteFree→
2530.90.80.15Earth colorsFree→
2530.90.80.50OtherFree→