Charoite

Image

Charoite specimen from Chara, Yakutsk, Yakutia-Sakha Republic, Russian Federation

© Photo by Penland, via Smithsonian National Museum of Natural History

Properties

Formula (K,Sr,Ba,Mn)15-16(Ca,Na)32[Si70(O,OH)180](OH,F)4ยทnH2O
Abbreviation Cha
Luminescence emitters Ce, Eu, Fe, Mn
IMA Status Approved (IMA 1977-019)
Search other databases webmineral.com, mindat.org, rruf.info, fluomin.org, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database
Crystal symmetry Monoclinic, Point group 2/m, Space group P21/m (#11)
Tags Hydroxide , Mineral, Silicate , Hydrated

Composition

Element Atoms
H 6
Na 1
Si 12
F 1
Ca 5
K 2
O 33
Total: 60

References

Reference Lines Spectra Images
Gaft et al. 2005 2 0 0
Yarovoy 1996 2 0 0