Smectite (group)

Properties

Formula A0.3D2-3[T4O10]Z2 · nH2O
Abbreviation Sme
Classification Clay
Members Saliotite, Hectorite, Yakhontovite, Volkonskoite, Beidellite, Illite-Smectite 12.0A, Zincsilite, Illite-Smectite 11.5A, Stevensite, Saponite, Ferrosaponite, Sauconite, Swinefordite, Nontronite, Montmorillonite, Montmorillonite, Fe
Luminescence emitters H-O-H, M[n]OH
Search other databases webmineral.com, mindat.org, rruf.info, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database
Crystal symmetry Monoclinic
Tags Aluminosilicate , Hydrated, Group

Composition

H, Mg, Ca, Fe, Si, O, Al, Na, Cr, Ni, Zn, Cu