Assertion: stone | /r/Synonym | green beryl
Facets:
Source sentences:
text: Stones with a light tone or a low saturation should be called "green beryl" instead of emerald.
text: Stones with weak saturation or light tone should be called "green beryl.
text: Some believe that the name "emerald" should be used when chromium is the cause of the green color, and that stones colored by vanadium should be called "green beryl.