Richterite root name group [ {A}{CaNa}{Z5}(Si8O22)(OH,F,Cl)2, A=Na,K, Z=Mg,FeII ]

Material properties

Formula {A}{CaNa}{Z5}(Si8O22)(OH,F,Cl)2, A=Na,K, Z=Mg,FeII
Crystal symmetry Monoclinic
Classification Na-Ca amphibole
Members Richterite, Potassic-richterite, Ferro-richterite, Potassic-ferro-richterite, Fluoro-richterite, Potassic-fluoro-richterite
Search other databases webmineral.com, mindat.org, rruf.info, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database
Tags Group, Silicate

Composition

H, Mg, Ca, Fe, Si, O, F, Cl, Na, K