
Pharmacolite is an uncommon calcium arsenate mineral with formula CaHAsO4·2(H2O). It occurs as soft, white clusters of fibrous crystals and encrustations which crystallize in the monoclinic system. It is the arsenate analogue of the sulfate gypsum and the phosphate brushite. ==Discovery and occurrence== Pharmacolite was first described in 1800 fo...
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http://en.wikipedia.org/wiki/Pharmacolite

• (n.) A hydrous arsenate of lime, usually occurring in silky fibers of a white or grayish color.
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http://thinkexist.com/dictionary/meaning/pharmacolite/
Phar·mac'o·lite noun [ Greek
fa`rmakon drug, poisonous drug +
-lite : confer French
pharmacolithe .]
(Min.) A hydrous arsenate of lime, usually occurring in silky fibers of a white or grayish color.
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http://www.encyclo.co.uk/webster/P/69
No exact match found.