alurgite
noun
alur·gite
əˈlərˌjīt,
ˈalər-
plural -s
: a manganese mica of purplish color
Word History
Etymology
International Scientific Vocabulary alurg- (from Greek halourgēs genuine purple dye, literally, wrought in or by the sea, from hals salt, sea + -ourgēs, from ergon work) + -ite; originally formed as German alurgit
First Known Use
1868, in the meaning defined above