heliodor

/ˌhɛliˈɔːdɔːr/

Definitions

1. noun

A type of golden-yellow to brownish-red variety of the gemstone chrysoberyl.

“The antique ring contained a beautiful heliodor, which added to its historical value.”

Synonyms

  • chrysoberyl
  • golden beryl

Antonyms

  • black gemstone