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Hoelzel Classification

9 SILICATES

9.C Cyclosilicates

9.CF ~[Si12O30]12--Rings Milarite-Group

9.CF.1

Milarite KCa2(Be2AlSi12)O30·H2O hexagonal P6/mcc 6/mmm 9.CF.100
Almarudite (K,Na)(Mn2+,Fe2+,Mg)2(Be,Al)3[Si12O30] hexagonal P6/mcc 6/mmm 9.CF.105
Friedrichbeckeite K(☐Na)Mg2(Be2Mg)Si12O30 hexagonal P6/mcc 6/mmm 9.CF.107
Shibkovite K<3(Ca,Mn,Na)2Zn3[Si12O30] hexagonal P6/mcc 6/mmm 9.CF.120
Klöchite KNaFe2Zn3[Si12O30] hexagonal P63/mmc 6/mmmm 9.CF.130
Oftedalite KSc2(Be,Al)3Si12O30 hexagonal P6/mcc 6/mmm 9.CF.150

9.CF.2

Sugilite KNa2(Fe2+,Mn2+,Al)2Li3Si12O30 hexagonal P6/mmc 6/mmm 9.CF.200

9.CF.3

Sogdianite (K,Na)2(Li,Fe3+,Al)3ZrSi12O30 hexagonal P6/mcc 6/mmm 9.CF.300
Darapiosite KNa2Li(Mn,Zn)2ZrSi12O30 hexagonal P6/mcc 6/mmm 9.CF.310
Brannockite KSn2Li3Si12O30 hexagonal P6/mcc 6/mmm 9.CF.320
Berezanskite KLi3Ti2[Si12O30] hexagonal P6/mcc 6/mmm 9.CF.330
Poudretteite KNa2B3Si12O30 hexagonal P6/mcc 6/mmm 9.CF.360

9.CF.4

Roedderite KNaMg2(Mg3Si12)O30 hexagonal P62c 6m2 9.CF.400
Merrihueite (K,Na)2(Fe2+,Mg)5Si12O30 hexagonal P6/mcc 6/mmm 9.CF.410
Chayesite KMg4Fe3+[Si12O30] hexagonal P6/mcc 6/mmm 9.CF.415
Eifelite KNa3Mg4Si12O30 hexagonal P6/mcc 6/mmm 9.CF.420
Dusmatovite K(K,Na)2(Zn,Li)3(Mn2+,Mn3+,Y,Zr)2[Si12O30] hexagonal P6/mcc 6/mmm 9.CF.440

9.CF.6

Osumilite (K,Na)(Fe2+,Mg)2(Al,Fe3+)3(Si,Al)12O30 hexagonal P6/mcc 6/mmm 9.CF.600
Osumilite-(Mg) KMg2Al3(Al2Si10)O30 hexagonal P6/mcc 6/mmm 9.CF.601
Yagiite NaMg2(AlMg2Si12)O30 hexagonal P6/mcc 6/mmm 9.CF.610

9.CF.7

Trattnerite (Fe,Mg)2(Mg,Fe)3(Si12O30) hexagonal P6/mcc 6/mmm 9.CF.700

9.CF.8

Yakovenchukite-(Y) K3NaCaY2(Si12O30)·3H2O orthorhombisch Pcca mmm 9.CF.800
Armenite BaCa2Al6Si9O30·2 H2O orthorhombisch Pnc2 mm2 9.CF.850

9.CF.9 With two or more Rings (without Eudialytes)

Faizievite Li6K2Na(Ca6Na)Ti4(Si6O18)2(Si12O30)F2 triklin P1 1 9.CF.900



Mineralsystematik-Übersicht