Assertion: gold | /r/CapableOf | occur as invisible disseminated grains
Facets:
value: more rarely as masses
type: DEGREE
value: usually
type: TEMPORAL
value: more rarely as flakes
type: DEGREE
Source sentences:
text: The gold in rocks usually occurs as invisible disseminated grains, more rarely as flakes large enough to be seen, and even more rarely as masses or veinlets.