Assertion: uranium | /r/AtLocation | autunite
Facets:
value: naturally
type: MANNER
Source sentences:
text: Uranium occurs in uraninite and autunite in lenses near or in a fault zone in tuffs.
text: Uranium occurs in minerals including pitchblende, carnotite, cleveite, autunite, uraninite, uranophane, and torbernite.
text: Uranium occurs naturally in several minerals such as uraninite (uranium oxide), carnotite and autunite.