rammelsbergite
noun
ram·mels·berg·ite
ˈraməlzˌbərˌgīt
plural -s
: a mineral NiAs2 consisting of a native nickel diarsenide related to loellingite and polymorphous with pararammelsbergite
Word History
Etymology
Karl F. Rammelsberg †1899 German mineralogist + English -ite