[ Top ] [ Japanese ]

Sorosilicate

A pair of SiO4 tetrahedrons share an oxgen at the corner.

[Si2O7]6-, [Si3O10]8-, [Si5O16]12-

Normal sorosilicate [Si2O7]
[A(2+)2][Si2O7] [Monoclinic C2/m,P2/m]
Thortveitite
Yttrialite-(Y)
[A(2+)2][B(2+)][Si2O7] [Tetragonal P(-4)2m] Melilite group
Åkermanite, Akermanite
Gugiaite
[A(2+)2][B(2+)][Si2O7] [Orthorhombic I2cm]
Kilchoanite
[A(2+)2][B(2+)][Si2O7] [Monoclinic P2/a]
Rankinite
[A(2+)][B(4+)][Si2O7] [Monoclinic C2/m]
Gittinsite
Normal sorosilicate [Si3O10]
[A(+)][B(2+)3][HSi3O10] [Triclinic P(-1)]
Rosenhahnite
Hydrate-Sorosilicate
[A(2+)3][Si2O7],0.5H2O [Monoclinic P2/m]
Killalaite
[A(2+)2][H2Si2O7],H2O [Orthorhombic Fdd2]
Suolunite
[A(2+)2][B(2+)2][Si3O10],2H2O [Monoclinic P2/m]
Kinoite
Hydroxide-Sorosilicate
[A(2+)4][(OH)2|Si2O7] [Orthorhombic Ccm21]
Bertrandite
[A(2+)3][OH|Si3O10] [Monoclinic P2/n]
Thalénite-(Y), Thalenite-(Y)
[A(2+)2][B(2+)][C(3+)2][(OH)4|Si3O10] [Orthorhombic Cmcm]
Orientite
[A(2+)6][B(5+][OH|Si5O18] [Monoclinic P21/n]
Medaite
[A(2+)6][B(3+][(OH)3|(SiO3)6] [Triclinic P(-1)]
Bunnoite
[A(2+)9][B(3+)2][(OH)6|(HSi4O13)2] [Triclinic P(-1)]
Akatoreite
Hydrate-Hydroxide-Sorosilicate
[A(2+)4][(OH)2|Si2O7],H2O [Orthorhombic Imm2]
Hemimorphite
[A(+)][B(3+)2][(OH)2|Si2O7],H2O [Orthorhombic Cmcm,Ccmm] Lawsonite group
Hennomartinite
Itoigawaite
Lawsonite
Noelbensonite
Fluoride-Sorosilicate
[A(2+)4][F2|Si2O7] [Monoclinic P2/c]
Cuspidine
[A(3+)4][B(2+)][F2|(Si2O7)2] [Triclinic ???]
Rowlandite-(Y)
Magnesiorowlandite-(Y)
Oxide-Sorosilicate
[A(2+)2][B(4+)][O|Si2O7] [Tetragonal P4bm]
Fresnoite
[A(2+)3][B(4+)][O2|Si2O7] [Monoclinic P2/a]
Baghdadite
[A(2+)2][B(2+)2][O2|Si2O7] [Orthorhombic C2221]
Melanotekite
[A(2+)4][B(2+)][C(2+)2][D(3+)2][O8|(Si2O7)2] [Monoclinic C2/m,P2/a,C2/a] Chevkinite group
Chevkinite-(Ce)
Matsubaraite
Perrierite-(Ce)
Rengeite
Hydroxide-Oxide-Sorosilicate
[A(2+)][B(2+)2][C(3+)][O|OH|Si2O7] [Orthorhombic Pbnm,Pmmn]
Ilvaite
Ericssonite-2O
[A(2+)][B(2+)2][C(3+)][O|(OH)2|Si2O7] [Monoclinic P2/m]
Hejtmanite
[A(2+)2][B(+)4][C2][O2|(OH)2|(Si2O7)2] [Monoclinic C2/m]
Lamprophyllite
[A(2+)3][B(3+)6][OH|O4|Si2O7|Si3O10] [Orthorhombic Cmcm]
Kornerupine
[A(2+)5][B(3+)4][OH|O4|Si2O7|Si3O10] [Orthorhombic Cmcm]
Prismatine
Hydroxide-Chloride-Oxide-Sorosilicate
[A(3+)13][Cl|(OH)18|O4|Si5O16] [Cubic F(-4)3m]
Zunyite
Carbonate-Sorosilicate
[A(2+)5][(CO3)2|Si2O7] [Monoclinic P2/a]
Tilleyite
Hydroxide-Oxide-Phosphate-Sorosilicate
[A(2+)2][B(2+)2][C][OH|O|PO4|Si2O7] [Triclinic P(-1)]
Yoshimuraite
Hydroxide-Nesosilicate-Sorosilicate
[A(2+)6][(OH)2|SiO4|Si2O7] [Triclinic P(-1)]
Dellaite
[A(2+)2][B(3+)3][(OH)3|SiO4|Si2O7] [Monoclinic P2/m]
Macfallite
Sursassite
[A(2+)19][B(3+)13][(OH)10|(SiO4)10|(Si2O7)4] [Tetragonal P4/n]
Vesuvianite
Hydrate-Hydroxide-Nesosilicate-Sorosilicate
[A(2+)2][B(2+)][C(3+)2][(OH)2|SiO4|Si2O7],H2O [Monoclinic A2/m,C2/m] Pumpellyite group
Pumpellyite-(Fe2+)
Pumpellyite-(Mn2+)
Pumpellyite-(Mg)
Julgoldite-(Fe2+)
Okhotskite
Poppiite
Hydroxide-Oxide-Nesosilicate-Sorosilicate
[A(2+)][B(2+)][C(3+)2][D(3+)][O|OH|SiO4|Si2O7] [Orthorhombic Pnmc]
Zoisite
[A(2+)][B(2+)][C(3+)2][D(3+)][O|OH|SiO4|Si2O7] [Monoclinic P2/m] Epidote group
Clinozoisite
Clinozoisite-(Sr)
Epidote
Epidote-(Sr)
Manganipiemontite-(Sr)
Piemontite
Piemontite-(Sr)
[A(2+)][B(3+)][C(3+)][D(3+)][E(3+)][O|OH|SiO4|Si2O7] [Monoclinic P2/m] Allanite group
Allanite-(Ce)
Allanite-(Nd)
Allanite-(Y)
Ferriakasakaite-(La)
Ferriallanite-(Ce)
Ferriandrosite-(La)
Uedaite-(Ce)
Vanadoallanite-(La)
Hydrate-Hydroxide-Oxide-Nesosilicate-Sorosilicate
[A(2+)2][B(3+)][C(3+)2][OH|O|SiO4|Si2O7],H2O [Monoclinic A2/m,C2/m] Pumpellyite group
Pumpellyite-(Al)
Hydroxide-Arsenate-Nesosilicate-Sorosilicate[Si3O10]
[A(2+)4][B6][(OH)6|AsO4|(SiO4)2|Si3O10] [Orthorhombic Pnmm]
Ardennite-(As)
Hydroxide-Vanadate-Nesosilicate-Sorosilicate[Si3O10]
[A(2+)4][B6][(OH)6|VO4|(SiO4)2|Si3O10] [Orthorhombic Pnmm]
Ardennite-(V)
Kannanite
Hydroxide-Sorosilicate-Cyclosilicate (Single ring)
[A(+)][B(2+)3][C(2+)4][(OH)3|Si2O7|Si4O12] [Orthorhombic Pnma]
Strakhovite