Pyromorphite
Pronunciation : Pyr`o*mor"phite
Part of Speech : n.
Etymology : [G. pyromorphit, from Gr. (Min.)
Definition : Defn: Native lead phosphate with lead chloride, occurring in bright green and brown hexagonal crystals and also massive; -- so called because a fused globule crystallizes in cooling.
Source : Webster's Unabridged Dictionary, 1913
Merriam-Webster's Everyday Language Reference Set: Includes: The Merriam-Webster Dictionary, The Merriam-Webster Thesaurus, and The Merriam-Webster Vocabulary Builder