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Strunz Classification System

VIII  -  Silicates

Mineral Formula Classification
H  -  Phyllosilicates (layered) Mica like
Series 1 - Apophyllite series
Fluorapophyllite (K,Na)Ca4Si8O20(F,OH) · 8H2 VIII / H.1-20
Hydroxyapophyllite KCa4Si8O20(OH,F) · 8H2 VIII / H.1-30
Series 5 - Natrosilite - revdite series
Natrosilite Na2Si2O5  VIII / H.5-10
Revdite Na2Si2O5 · 5H2 VIII / H.5-40
Series 7 - Carletonite series
Carletonite KNa4Ca4Si8O18(CO3)4(OH,F) · H2 VIII / H.7-10
Series 10 - Mica group, muscovite series
Ferroceladonite K2Fe22+Fe23+Si8O20(OH)4 VIII / H.10-40
Muscovite KAl2(Si3Al)O10(OH,F)2  VIII / H.10-70
Series 11 - Mica group, biotite series
Polylithionite KLi2AlSi4O10(F,OH)2  VIII / H.11-10
Tainiolite KLiMg2Si4O10F2  VIII / H.11-20
Biotite K(Fe2+,Mg)3(AlSi3O10)(OH,F)2  VIII / H.11-40
Phlogopite KMg3(Si3Al)O10(F,OH)2  VIII / H.11-80
Annite KFe32+AlSi3O10(OH,F)2  VIII / H.11-110
Siderophyllite KFe22+Al(Al2Si2)O10(F,OH)2  VIII / H.11-160
Series 17 - Stilpnomelane series
Ganophyllite (K,Na)2(Mn,Al,Mg)8(Si,Al)12O29(OH)7
     · 8-9 H2
VIII / H.17-60
Series 19 - Brammallite - yakhontovite series
Montmorillonite (Na,Ca)0.3(Al,Mg)2Si4O10(OH)2 · n H2 VIII / H.19-20
Nontronite Na0.3Fe23+(Si,Al)4O10(OH)2 · n H2 VIII / H.19-40
Series 20 - Hectorite - zincsilite series
Saponite (Ca/2,Na)0.3(Mg,Fe2+)3(Si,Al)4O10(OH)2
     · 4H2
VIII / H.20-20
Series 21 -
Vermiculite (Mg,Fe++,Al)3(Al,Si)4O10(OH)2· 4 H2 VIII / H.21-20
Series 23 - Chlorite group
Clinochlore (Mg,Fe2+)5Al(Si3Al)O10(OH)8  VIII / H.23-20
Chamosite (Fe2+,Mg,Fe3+)5Al(Si3Al)O10(OH,O)8  VIII / H.23-30
Baileychlore Zn3[Fe2+2Al][Si3AlO10](OH)8  VIII / H.23-50
Series 25 - Kaolinite group
Kaolinite Al2Si2O5(OH)4  VIII / H.25-10
Series 26 - Allophane - sturtite series
Hisingerite Fe23+Si2O5(OH)4 · 2H2 VIII / H.26-50
Neotocite (Mn,Fe2+)SiO3 · H2 VIII / H.26-60
Series 27 - Serpentine group
Lizardite Mg3Si2O5(OH)4  VIII / H.27-20
Berthierine (Fe2+,Fe3+,Mg)2-3(Si,Al)2O5(OH)4  VIII / H.27-70
Kellyite (Mn2+,Mg,Al)3(Si,Al)2O5(OH)4  VIII / H.27-110
Series 31 -
Sazhinite-(Ce) Na2CeSi6O14(OH) · nH2 VIII / H.31-10
Series 33 - Tuperssuatsiaite - loughlinite series
Tuperssuatsiaite NaFe33+Si8O20(OH)2 · 4H2 VIII / H.33-10
Yofortierite (Mn,Mg)5Si8O20(OH)2 · 8-9H2 VIII / H.33-30
Sepiolite Mg4Si6O15(OH)2 · 6H2 VIII / H.33-50
Raite Na3Mn32+Ti0.254+[OH|Si4O10]2 · 10H2 VIII / H.33-70
Series 34 - Gyrolite series
Zeophyllite Ca4Si3O8(OH,F)4 · 2H2 VIII / H.34-50
Series 38 - Monteregianite-(Y) - wickenburgite series
Monteregianite-(Y) (Na,K)6(Y,Ca)2Si16O38 · 10 H2 VIII / H.38-10
Series 39 - Silhydrite - vertumnite series
Magadiite NaSi7O13(OH)3 · 4H2 VIII / H.39-20


Strunz Classification System
I - II - III - IV - V - VI - VII - VIII/A - VIII/B - VIII/C -
VIII/D - VIII/E - VIII/F - VIII/G - VIII/H - VIII/J - SW