Assertion: aluminum's form | /r/CapableOf | occur as rare mineral millosevichite
Facets:
value: naturally
type: MANNER
Source sentences:
text: The anhydrous form occurs naturally as a rare mineral millosevichite, found e.g. in volcanic environments and on burning coal-mining waste dumps.
text: The anhydrous form occurs naturally as a rare mineral millosevichite, found e.g. in volcanic environments and on burning coal-mining waste dumps.