Assertion: opal | /r/CapableOf | redeposit the silica
Facets:
value: in fractures
type: LOCATION
value: in the cavities
type: LOCATION
value: as opal
type: OTHER
Source sentences:
text: As the hot water moved through the rocks, it took silica into solution and then redeposited the silica as opal in the cavities and fractures.