This arrangement of mineral species is based on Dana's New Mineralogy by Richard V. Gaines, H. Catherine Skinner, Eugene E. Foord, Brian Mason, and Abraham Rosenzweig, with sections by Vandall T. King, Illustrations by Eric Dowty, (ISBN: 047119310-0) Copyright © 1997, John Wiley & Sons, Inc.". This material is used by permission of John Wiley & Sons, Inc. Follow this link for a short discussion on the Dana Classification Number.
71.03.01b Smectite group (Trioctahedral Smectites) 71.03.01b.01 Sobotkite? (K,Ca0.5)0.33(Mg,Al)3(Si3Al)O10(OH)2•1-5(H2O) Unk. Mono 71.03.01b.02 Saponite (Ca/2,Na)0,3(Mg,Fe++)3(Si,Al)4O10(OH)2•4(H2O) C 2/m 2/m 71.03.01b.02a Ferrosaponite! Ca0.3(Fe++,Mg,Fe+++)3(Si,Al)4O10(OH)2•4(H2O) C? Mono 71.03.01b.03 Sauconite Na0,3Zn3(Si,Al)4O10(OH)2•4(H2O) C 2/m 2/m 71.03.01b.04 Hectorite Na0,3(Mg,Li)3Si4O10(OH)2 C 2/m 2/m 71.03.01b.05 Pimelite? Ni3Si4O10(OH)2•4(H2O) Unk. Hex 71.03.01b.06 Stevensite (Ca0.5,Na)0.33(Mg,Fe++)3Si4O10(OH)2•n(H2O) Unk (ORTH ?) Mono 71.03.01b.07 Yakhontovite (Ca,K)0.5(Cu,Fe+++,Mg)2Si4O10(OH)2•3(H2O) C 2/m 2/m 71.03.01b.08 Zincsilite Zn3Si4O10(OH)2•4(H2O) (?) C 2/m ? 2/m