1. Naming of synthetic gems The naming principle of synthetic gems: when naming synthetic gems, 단어 “인조” should be added before the name of the gem. 예를 들어, the correct name of synthetic ruby is “synthetic ruby”; the correct name of synthetic cubic zirconia is “합성 큐빅 지르코니아”, and its English name “CZ” ~할 수 있다 […]
