Clarkeite [ (Na,Ca,Pb)(UO2)O(OH)·0-1(H2O) ]

Material properties

Formula (Na,Ca,Pb)(UO2)O(OH)·0-1(H2O)
Abbreviation Cke
IMA Status Grandfathered (pre-IMA), 1931
Crystal symmetry Trigonal, Point group 3m, Space group R3m (#166)
Classifications Minerals containing OH, Minerals containing H2O
Variant synthetic
Luminescence emitter UO2
Search other databases webmineral.com, mindat.org, rruf.info, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database
Tags Hydrated, Hydroxide, Mineral, Synthetic, Uranyl

Composition

Element Atoms
H 0.41
Na 5.05
Ca 1.26
U 67.21
Pb 6.5
O 19.58
Total: 100.01