Sodium amphibole

Properties

Formula An(Na2)(Z5)(Si8-mAlmO22)(OH,F,Cl)2
Classification w(OH, F, Cl)-dominant amphibole
Members Arfvedsonite root name group, Glaucophane root name group, Riebeckite root name group
IMA Status IMA Approved Group Name
Search other databases webmineral.com, mindat.org, rruf.info, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database
Crystal symmetry Monoclinic
Tags Subgroup, Silicate

Composition

H, Mg, Fe, Si, O, F, Cl, Na, K, Al, Li