Assertion: garnet's index | /r/HasProperty | high refractive
Facets:
value: very
type: DEGREE
Source sentences:
text: Demantoid Garnet has an exceptionally high refractive index making it more brilliant than Ruby and Sapphire.
text: Compared to other gemstones, purple garnet has an extremely high refractive index and that's what gives the gemstone its exceptional brilliance.
text: Pyrope garnet has a very high refractive index, so the gem type shimmers in the light.