Assertion: coral | /r/HasProperty | calcium carbonate
Facets:
value: mainly
type: DEGREE
value: with a trace of carotene
type: OTHER
Source sentences:
text: Coral is composed of calcium carbonate that is the same material that forms pears and calcite.
text: It is composed of calcium carbonate with a trace of carotene, deposited by tiny sea creatures living in the depths of warm seas in massive colonies.
text: It is mainly composed of calcium carbonate.