Oxy-chromium-dravite [ NaCr3(Cr4Mg2)(Si6O18)(BO3)3(OH)3O ]

Material properties

Search other databases webmineral.com, mindat.org, rruf.info, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database
Tags Hydroxide , Mineral, Borate

Composition

Element Atoms
Na 1
Si 6
H 3
B 3
O 31
Mg 2
Cr 7
Total: 53