光卤石 Traditional form: 光鹵石 Pinyin (reading): guānglǔshí Definitions: carnallite (hydrated potassium magnesium chloride mineral) Characters: 光 - light; bright, brilliant; only, merely 卤 - salt 石 - stone, rock, mineral Traditional characters: 光 - light; bright, brilliant; only, merely 鹵 - salt 石 - stone, rock, mineral