Assertion: carnotite | /r/HasProperty | a potassium uranium vanadate
Facets:
Source sentences:
text: Carnotite, a potassium uranium vanadate, is the most important of the secondary uranium ore minerals, having provided possibly 90 percent of the uranium production from secondary deposits.
text: These include carnotite (uranium potassium vanadate), the davidite-brannerite-absite type uranium titanates, and the euxenite-fergusonite-samarskite group (niobates of uranium and rare earths).
text: Some important uranium minerals are pitchblende (impure U 3 O 8 ), uraninite (UO 2 ), carnotite (a potassium uranium vanadate), autunite (a calcium uranium phosphate), and torbernite (a copper uranium phosphate).