Assertion: carnotite | /r/HasProperty | 3h 2 osands
Facets:
Source sentences:
text: Carnotite (K 2 (UO 2 ) 2 (VO 4 ) 2 ·3H 2 O) sands in Colorado provide some of the element, but richer ores are found in the Democratic Republic of Congo and the Great Lakes area of Canada.