carnallite

carnallite Mineral, KMgCl3.6H2O; sp. gr. 1.6; hardness (1–2); orthorhombic; normally white, occasionally yellowish and reddish; greasy lustre; massive and granular, the pseudo-hexagonal crystals being rare; no cleavage; occurs in evaporite deposits and is soluble in water; bitter taste. It is used as a fertilizer, and is named after the nineteenth-century mining engineer R. V. Carnall.

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AILSA ALLABY and MICHAEL ALLABY. "carnallite." A Dictionary of Earth Sciences. 1999. Encyclopedia.com. 27 May. 2012 <http://www.encyclopedia.com>.

AILSA ALLABY and MICHAEL ALLABY. "carnallite." A Dictionary of Earth Sciences. 1999. Encyclopedia.com. (May 27, 2012). http://www.encyclopedia.com/doc/1O13-carnallite.html

AILSA ALLABY and MICHAEL ALLABY. "carnallite." A Dictionary of Earth Sciences. 1999. Retrieved May 27, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O13-carnallite.html

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