Mineralogy Database

Nickel-Strunz Silicates Classification

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Minerals Arranged by Nickel-Strunz (Version 10) Classification

The Nickel-Strunz 10th Edition (Pending Publication) Mineralogical Tables by Hugo Strunz and Ernest H. Nickel is based on a digital copy obtained from Jim Ferraiolo. Jim is responsible for the Strunz Classification in Mindat.org and he has generously provided webmineral with an updated copy of the classification numbers. Follow this link for a short discussion on the Nickel-Strunz Classification Number.

Note: Space Group in Red   Point Group in Green.
* - Not IMA Approved.

! - Dana Number Added or Changed.

? - IMA Discredited Mineral Name.

Nickel-Strunz Silicates Classification


09.HA With alkali and alkali-earth Elements

09.HA.05 Ertixiite Na2Si4O9 P a3 2/m 3
09.HA.10 Kenyaite Na2Si22O41(OH)8•6(H2O) P? Mono
09.HA.20 Wawayandaite Ca12Mn4B2Be18Si12O46(OH,Cl)30 [Ortho] P 2/c or Pc Mono
09.HA.25 Magbasite KBa(Al,Sc)(Mg,Fe++)6Si6O20F2 P? Ortho
09.HA.50 Rudenkoite! Sr3Al3[(Si,Al)4O10](OH,O)8Cl2•H2O P 2/m, P 2 or Pm Mono
09.HA.55 Foshallasite? Ca3Si2O7•3(H2O) Mono
09.HA.60 Nagelschmidtite Ca7(SiO4)3(PO4)2 Unk Hex
09.HA.65 Caryochroite! (Na,Sr)3(Fe+++,Mg)10[Ti2Si12O37](O,OH)9•8H2O P 2/n (?) 2/m
09.HA.70 Juanite Ca10Mg4Al2Si11O39•4(H2O) (?) Unk Ortho
09.HA.75 Tacharanite Ca12Al2Si18O33(OH)36 A centered Mono
09.HA.80 Oyelite Ca10B2Si8O29•12(H2O) B**** Ortho
09.HA.85 Denisovite (K,Na)Ca2Si3O8(F,OH) Mono
09.HA.90 Tiettaite (Na,K)17Fe+++TiSi16O29(OH)30•2(H2O) C mcm,C mc21,C 2mc Ortho