Assertion: carbonate | /r/CapableOf | serve as raw materials
Facets:
value: in seashell construction
type: LOCATION
value: in seashell
type: LOCATION
Source sentences:
text: Facebook Twitter ocean: calcium and carbonate Learn how calcium and carbonate in sea water serve as the raw materials in seashell...
text: ocean: calcium and carbonate Learn how calcium and carbonate in sea water serve as the raw materials in seashell construction.