noun
or aes·chy·nite ˈeskəˌnīt
( -s )
Etymology: German äschynit, from äschyn- (from Greek aischynē shame) + German -it -ite
: a mineral (Ce,Ca,Fe,Th)(Ti,Cb) 2 O 6 consisting of a rare oxide of titanium, columbium, cerium, and other metals isomorphous with priorite and found in nearly black prismatic crystals