kai·nite /ˈkaɪˌnaɪt, ˈke-/
鉀鹽鎂礬
Kai·nite n. Min. A compound salt consisting chiefly of potassium chloride and magnesium sulphate, occurring at the Stassfurt salt mines in Prussian Saxony.
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kainite
n : a white mineral consisting of magnesium sulphate and
potassium chloride; a source of potassium salts; used as
a fertilizer