English
gerhardtite
From Gerhardt + -ite, after Charles Frédéric Gerhardt (1816-1856), a chemist who first prepared the artificial compound.
Formed from Gerhardt + -ite
Today it means
noun An orthorhombic-disphenoidal mineral containing copper, hydrogen, nitrogen, and oxygen.
Language periods are conventional ranges, not dates for this word.
Etymograph / gerhardtite