Assertion: obsidian | /r/ObjectUse | used for ornamental purposes
Facets:
value: as a gemstone
type: PURPOSE
Source sentences:
text: Obsidian is also used for ornamental purposes and as a gemstone.
text: Obsidian is also used for ornamental purposes and as a gemstone.
text: Obsidian is also used for ornamental purposes and as a gemstone.