Assertion: calcium carbonate | /r/CapableOf | comprise more than 4% of the earth
Facets:
Source sentences:
text: Calcium carbonate, or CaCO3, comprises more than 4% of the earth’s crust and is found throughout the world.
text: It is a common substance found in rocks comprises more than 4% of the earth’s crust as white, odorless and tasteless powder or colorless crystals.