English Explanatory Dictionary

theophrastite

English dictionary entry

Meanings

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

Word forms

theophrastite

Etymology

The name is for Theophrastus, the first Greek mineralogist, 373/372-288/287 B.C., + -ite. The new mineral and the name were approved by the Commission on New Minerals and Mineral Names.

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