09
Silicates
The largest class of minerals, built on the silicon-oxygen tetrahedron (SiO4). Subdivided into nesosilicates, sorosilicates, cyclosilicates, inosilicates, phyllosilicates, and tectosilicates. Includes quartz, feldspars, micas, olivine, garnet, tourmaline, and clay minerals.
Amazonite
KAlSi3O8
Triclinic
Beryl (Emerald)
Be3Al2(SiO3)6
Hexagonal
Biotite
K(Mg,Fe)3(AlSi3O10)(OH)2
Monoclinic
Chrysocolla
(Cu,Al)2H2Si2O5(OH)4 · nH2O
Orthorhombic
Epidote
Ca2(Al,Fe)3(SiO4)(Si2O7)O(OH)
Monoclinic
Feldspar (Orthoclase)
KAlSi3O8
Monoclinic
Garnet (Almandine)
Fe3Al2(SiO4)3
Cubic (Isometric)
Kyanite
Al2SiO5
Triclinic
Labradorite
(Ca,Na)(Al,Si)4O8
Triclinic
Muscovite
KAl2(AlSi3O10)(OH)2
Monoclinic
Olivine
(Mg,Fe)2SiO4
Orthorhombic
Quartz
SiO2
Trigonal
Sodalite
Na4Al3Si3O12Cl
Cubic (Isometric)
Staurolite
Fe2Al9Si4O23(OH)
Monoclinic
Talc
Mg3Si4O10(OH)2
Monoclinic
Topaz
Al2SiO4(F,OH)2
Orthorhombic
Tourmaline
Complex borosilicate
Trigonal
Wollastonite
CaSiO3
Triclinic
Zircon
ZrSiO4
Tetragonal
Frequently Asked Questions
What is the Silicates mineral class?
The largest class of minerals, built on the silicon-oxygen tetrahedron (SiO4). Subdivided into nesosilicates, sorosilicates, cyclosilicates, inosilicates, phyllosilicates, and tectosilicates. Includes quartz, feldspars, micas, olivine, garnet, tourmaline, and clay minerals.
How many minerals are in the Silicates class?
There are 19 minerals classified in the Silicates class on MineralFYI.
What defines the Silicates class?
Minerals in the Silicates class (Strunz code 09) are grouped by their dominant chemical anion or anionic group in the Strunz classification system.