Actinolite root name group

Properties

Formula ◻Ca2(Mg0-4.5MII0.5-5)Si8O22(OH,F,Cl)2, M=FeII,MnII
Classification Calcium amphibole
Members Actinolite, Ferro-actinolite
Search other databases webmineral.com, mindat.org, rruf.info, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database
Crystal symmetry Monoclinic
Tags Hydroxide, Silicate , Group

Composition

☐, H, Mg, Ca, W, Mn, Fe, Si, O, F, Cl