Smectite (group)

Properties

Formula A0.3D2-3[T4O10]Z2 ยท nH2O
Abbreviation Sme
Members Montmorillonite, Hectorite, Ferrosaponite, Nontronite, Volkonskoite, Yakhontovite, Vermiculite, Stevensite, Saliotite, Zincsilite, Sauconite, Saponite, Swinefordite, Beidellite
Luminescence emitter H-O-H
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, Na, Al, Cr, Ni, Zn, Cu