A colorless crystalline compound used as a water purifier, as a mordant in dyeing, and in leather tanning or paper manufacturing; also called [[白矾|白礬|bai2 fan2]] or [[明石|明石|ming2 shi2]].

alumina; a raw aluminum mineral typically occurring as a white powder used as the primary material for smelting aluminum and as a filler for ceramics or paints

An inorganic chemical compound used for water purification, paper production, and in medicine; also called [[明矾|明礬|ming2 fan2]].

alunite; a mineral found in clay, sandstone, and chalk, used to produce [[明矾|明礬|ming2 fan2]] and in traditional medicine

sulfate of copper; blue vitriol; also called [[蓝矾|藍礬|lan2 fan2]]

alunite; alumite

green vitriol; copperas; ferrous sulfate

variety of bauxite that contains a high percentage of iron oxide; ferruginous bauxite

A soil-like mineral mainly composed of hydrated alumina, used as a primary raw material for smelting aluminum.

hydrated ferrous sulfate mineral often appearing as pale green crystals

green vitriol; ferrous sulfate. A green, transparent mineral used to dye cloth black, make blue ink, and for antiseptic or deodorizing purposes.

(bound form) a white crystalline mineral produced by the oxidation of zinc sulfide; used in medicine as an emetic or eye medication, and in industry as a preservative or pigment

chalcanthite; copper(II) sulfate pentahydrate; blue vitriol; hydrated copper sulfate used in pesticides, pigments, and batteries

bauxite; aluminum ore

a chemical compound or naturally occurring mineral also known as goslarite