الفصل 25: ملح وكبريت وحجر

Natural magnesium carbonate (magnesite)

Kieserite, epsom salts (natural magnesium sulfates)

Silica sands and quartz sands, natural

Natural barium sulfate (barytes)

Natural calcium phosphates, natural aluminum calcium phosphates and phosphatic chalk, unground

Pumice, crude or in irregular pieces, including crushed

Natural calcium phosphates, natural aluminum calcium phosphates and phosphatic chalk, ground

Quicklime

Natural steatite and talc, not crushed, not powdered

Bentonite, whether or not calcined

Quartz (other than natural sands)

Andalusite, kyanite and sillimanite, whether or not calcined

Asbestos

Fluorspar, containing by weight 97% or less of calcium fluoride

Mica waste

Mineral substances, nesoi

Crude mica and mica rifted into sheets or splittings

Dolomite not calcined

Calcined dolomite

Chamotte or dinas earth

Hydraulic cements, nesoi

Chalk

Marble and travertine, crude or roughly trimmed

Slate, whether or not roughly trimmed or merely cut, by sawing etc. into blocks or slabs of rectangular or square shape

Marble and travertine, merely cut into blocks or slabs of rectangular or square shape

Sands, natural, except metal bearing or silica or quartz sands

Agglomerated dolomite (including tarred dolomite)

Natural barium carbonate (witherite)

Limestone flux; limestone and other calcareous stone, of a kind used for the manufacture of lime or cement (or for soil improvement)

Quartzite, crude or roughly trimmed

Emery, natural corundum, natural garnet and other natural abrasives

Vermiculite, perlite and chlorites, unexpanded

Decolorizing earths and fuller's earth, whether or not calcined

Granite, merely cut into blocks or slabs of rectangular or square shape

Gypsum; anhydrite

Natural micaceous iron oxides

Natural steatite and talc, crushed or powdered

Kaolin and other kaolinic clays, whether or not calcined

Quartzite, other than crude or roughly trimmed

Sulfur of all kinds, other than sublimed sulfur, precipitated sulfur and colloidal sulfur

Pumice, other than crude or in irregular pieces or crushed

Siliceous fossil meals (including kieselguhr, tripolite and diatomite) and similar siliceous earths, of an apparent specific gravity of 1 or less

Slaked lime

Aluminous cement

Mica powder

Fused magnesia; dead-burned (sintered) magnesia; other magnesium oxide nesoi, whether or not pure

Portland cement, except white portland cement

Mullite

Hydraulic lime

Fire clay, whether or not calcined

Granules, chippings and powder of monumental or building stones (calcareous nesoi, alabaster, granite, porphyry, basalt, sandstone etc.), nesoi

Salt (incl table & denatured salt) & pure sodium chloride, wheth/nt in aqueous solution or containg added anticaking or free flowing agts; sea water

White portland cement, whether or not artificially colored

Calcareous monumental or building stone, except marble and travertine; alabaster

Cement clinkers

Clays (excluding expanded clays), nesoi, including common blue clay and other ball clays, whether or not calcined

Natural graphite, except powder or flakes

Natural cryolite; natural chiolite

Marble granules, chippings and powder

Feldspar