Fourmarierite

Image

Uraninite covered with red hexagonal Fourmarierite crystals, from Shinkolobwe, Katanga (Shaba), Democratic Republic of Congo

© Rob Lavinsky, iRocks.com – CC-BY-SA-3.0

Properties

Formula Pb1-xO3-2x(UO2)4(OH)4+2x·4H2O
Abbreviation Fmr
Luminescence emitter UO2
IMA Status Grandfathered (pre-IMA), 1924
Search other databases webmineral.com, mindat.org, rruf.info, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database
Tags Hydroxide , Mineral, Uranyl , Hydrated

Composition

Element Atoms
Pb 1
O 19
H 12
U 4
Total: 36

Reference

Reference Lines Spectra Images
Gorobets and Rogojine 2002 6 0 0