Assertion: anthracite | /r/HasProperty | rare
Facets:
value: relatively
type: DEGREE
value: in the united states
type: LOCATION
value: very
type: DEGREE
Source sentences:
text: Anthracite is relatively rare and available in a small amount in Pennsylvania, America.
text: 1. a hard natural coal that burns slowly and gives intense heat Familiarity information: ANTHRACITE COAL used as a noun is very rare.
text: Anthracite is relatively rare, representing only about 1 percent of the world’s coal resources.
text: Anthracite is rare in the United States, only making up 0.2% of coal production in 20172.