ASTROPHYLLITE GROUP

MINERAL GROUPS guide

 

astrophyllite (K,Na)3(Fe,Mn)7Ti2Si8O24(O,OH)7
cesium-kupletskite (Cs,K,Na)3(Mn,Fe)7(Ti,Nb)2Si8O24(O,OH,F)7
hydroastrophyllite (H3O,K,Ca)3(Fe,Mn)5-6Ti2Si8(O,OH)31
kupletskite (K,Na)3(Mn,Fe)7(Ti,Nb)2Si8O24(O,OH)7
magnesium astrophyllite (Na,K)4Mg2(Fe2+,Fe3+,Mn)5Ti2Si8O24(O,OH,F)7
niobophyllite (K,Na)3(Fe,Mn)6(Nb,Ti)2Si8(O,OH,F)31
zircophyllite (K,Na,Ca)3(Mn,Fe)7(Zr,Nb)2Si8O27(OH,F)4