Note:  Do not rely on this information. It is very old.

Kainite

Kainite, a mineral of a white to flesh colour, found largely in the great deposits at Stassfurt. It consists of the sulphate of magnesium, chloride of potassium, and water. It is easily soluble in water. The crystals belong to the monoclinic system, and usually form pyramids or tablets.

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