Mindat Short Description
Autunite Group.
A secondary mineral resulting from the oxidation of primary uranium minerals in hydrothermal veins, granite pegmatites, etc. Dehydrates (reversibly) in air to meta-autunite.
Geoscience Ontology Status Notes
Phillips W, Brooke H J, Miller W H (1852) Autunite, in An Elementary Introduction to Mineralogy, Longman, Brown, Green, and Longman (London) 519-519
IMA Formula (from Mindat)
Ca(UO2)2(PO4)2 · 10-12H2O
RRUFF Formula (from Geoscience Ontology)
Ca(UO2)2(PO4)2·10-12H2O