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Hoelzel Classification

9 SILICATES

9.D Inosilicates; ~[Si2O6]4--...2-Chain

9.DG Amphiboles; Monoclinic Amphiboles

9.DG.1 Cummingtonite-Grünerite-Group

Cummingtonite ☐(Mg,Fe2+,Mn2+)7Si8O22(OH)2 monoklin C2/m 2/m 9.DG.100
Grunerite ☐(Fe2+,Mg)7Si8O22(OH)2 monoklin C2/m 2/m 9.DG.120
Manganocummingtonite ☐Mn2(Mg,Fe)5Si8O22(OH)2 monoklin C2/m 2/m 9.DG.140
Clino-ferro-suenoite ☐Mn2(Fe,Mg)5Si8O22(OH)2 monoklin C2/m 2/m 9.DG.180
Permanganogrunerite ☐Mn2+4(Fe,Mg)3Si8O22(OH)2 monoklin C2/m 2/m 9.DG.190

9.DG.2 Clinoholmquistite-Group

Clino-holmquistite ☐Li2(Mg3Al2)Si8O22(OH)2 9.DG.200
Clino-ferro-holmquistite ☐Li2[(Fe2+)3Al2]Si8O22(OH,F)2 monoklin C2/m 2/m 9.DG.220
Clino-ferro-ferri-holmquistite ☐Li2(Fe3+,Fe2+,Mg,Al)2Si8O22(OH,F)2 monoklin C/2m 2/m 9.DG.240
Clino-sodic-ferri-ferro-holmquistite Na0.5Li2(Fe3+,Fe2+,Mg,Li,Al)5Si8O22(OH,F)2 monoklin C2/m 2/m 9.DG.260



Mineralsystematik-Übersicht