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.
64 Cyclosilicates Cyclosilicates 64.03.01 Taramellite group 64.03.01.01 Taramellite Ba4(Fe+++,Ti,Fe++,Mg)4(B2Si8O27)O2Clx (x=0 to 1) Pmmn 2/m 2/m 2/m 64.03.01.02 Titantaramellite Ba4(Ti,Fe+++,Fe++,Mg)4(B2Si8O27)O2Clx X=0 TO 1, with Ti > Fe Pmmn 2/m 2/m 2/m 64.03.01.03 Nagashimalite Ba4(V+++,Ti)4Si8B2O27Cl(O,OH)2 Pmmn 2/m 2/m 2/m
64.03.01 Taramellite group 64.03.01.01 Taramellite Ba4(Fe+++,Ti,Fe++,Mg)4(B2Si8O27)O2Clx (x=0 to 1) Pmmn 2/m 2/m 2/m 64.03.01.02 Titantaramellite Ba4(Ti,Fe+++,Fe++,Mg)4(B2Si8O27)O2Clx X=0 TO 1, with Ti > Fe Pmmn 2/m 2/m 2/m 64.03.01.03 Nagashimalite Ba4(V+++,Ti)4Si8B2O27Cl(O,OH)2 Pmmn 2/m 2/m 2/m