Borcarite

Image

Borcarite with small white crystals of cahnite, from Huanggang Fe-Sn deposit (Huanggangliang Mine), Hexigten Banner (Keshiketeng Co.), Ulanhad League (Chifeng Prefecture), Inner Mongolia Autonomous Region, China

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

Properties

Formula Ca4MgB4O6(CO3)2(OH)6
Abbreviation Bcr
Luminescence emitters Dy, Mn, O
IMA Status Approved (IMA 1968 s.p.)
Search other databases webmineral.com, mindat.org, rruf.info, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database
Crystal symmetry Orthorhombic, Point group mm2, Space group Pca21 (#29)
Tags Carbonate , Hydroxide , Mineral, Borate

Composition

Element Atoms
H 6
C 2
O 18
Ca 4
Mg 1
B 4
Total: 35

Reference

Reference Lines Spectra Images
Gaft et al. 1979; 1981 4 0 0