Kuarsa (selain pasir alam); kuarsit, dikerjakan secara kasar atau semata-mata dipotong maupun tidak, digergaji atau dengan cara lainnya menjadi balok atau lembaran tebal berbentuk empat persegi panjang (termasuk bujur sangkar) — Kuarsit

Natural barium sulphate (barytes); natural barium carbonate (witherite), whether or not calcined, other than barium oxide of heading 28.16 — Natural barium sulphate (barytes)

Other clays (not including expanded clays of heading 68.06), andalusite, kyanite and sillimanite, whether or not calcined; mullite; chamotte or dinas earths — Chamotte or dinas earths

Natural calcium phosphates, natural aluminium calcium phosphates and phosphatic chalk — Apatite

Portland cement, aluminous cement, slag cement, supersulphate cement and similar hydraulic cements, whether or not coloured or in the form of clinkers — Of a kind used in the manufacture of white cement

Natural calcium phosphates, natural aluminium calcium phosphates and phosphatic chalk — Apatite

Marble, 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 — Crude or roughly trimmed

Granite, 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 — Blocks

Granite, 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 — Slabs