Assertion: carnelian | /r/HasProperty | a variety of chalcedony
Facets:
Source sentences:
text: Carnelian is a variety of chalcedony and is a microcrystalline quartz.
text: The Romans were the first to use emerald and peridot for jewelry, and also imported into Egypt other gemstones from India, including aquamarine (beryl); carnelian, onyx, sard and sardonyx (all varieties of chalcedony); and sapphire and ruby (corundum).
text: Carnelian is a variety of chalcedony, which is translucent and is red to reddish-brown.