Assertion: zircon | /r/HasProperty | gemstone
Facets:
Source sentences:
text: Zircon, a gemstone, comes in blue, yellow, green, brown, orange, red and occasionally purple varieties.
text: Zircon is a gemstone growing in popularity.
text: Zircon is a gemstone that is a favorite of gemologists and geologists, but hardly known at all by the general public, who are likely to confuse it with synthetic cubic zirconium, a cheap diamond simulant.