Assertion: alexandrite | /r/HasProperty | described by gem aficionados
Facets:
value: often
type: TEMPORAL
Source sentences:
text: Often described by gem aficionados as “emerald by day, ruby by night,” alexandrite is the very rare color-change variety of the mineral chrysoberyl.
text: Often described by gem aficionados as “emerald by day, ruby by night,” alexandrite is the very rare color-change variety of the mineral chrysoberyl.
text: Often described by gem aficionados as "emerald by day, ruby by night," alexandrite is the very rare colour-change variety of the mineral chrysoberyl.