Carnallite

[kɑ:nәlait]

Definition

(noun.) a white or reddish mineral consisting of hydrous chlorides of potassium and magnesium; used as a fertilizer and as a source of potassium and magnesium.

Inputed by Eunice--From WordNet

Definition

(n.) A hydrous chloride of potassium and magnesium, sometimes found associated with deposits of rock salt.

Editor: Vince

Definition

n. a milk-white or pinkish hydrous chloride of potassium and magnesium found in the salt-mines of Stassfurt in Prussia.

Typist: Sadie