theophrastite

Meaning

Noun

• A trigonal-hexagonal scalenohedral emerald green mineral containing hydrogen, nickel, and oxygen.

Origin

• The name is for Theophrastus, the first Greek mineralogist, 373/372-288/287 B.C., + . The new mineral and the name were approved by the Commission on New Minerals and Mineral NamesAmerican Mineralogist, Volume 66, pages 1020-1021, Iggl,
• (PDF).