1 | ELEMENTOS (Metales and aleacciones intermetálicas; metaloides and no metales; carbures, siliciuros, nitruros, fosfuros) |
2 | SULFUROS y SULFOSALES (sulfuros, selenuros, teleruros; arseniuros, antimoniuros, bismutidos; sulfoarsenitos, sulfoantimonitos, sulfbismutitos, etc.) |
3 | HALUROS |
4 | OXIDOS (Hydroxides, V[5,6] vanadatos, arsenitos, antimonitos, bismuthitos, sulfitos, selenitos, telluritos, iodatos) |
5 | CARBONATOS (NITRATOS) |
6 | BORATOS |
7 | SULFATOS (selenatos, teluratos, cromatos, molibdatos, wolframatos) |
8 | FOSPHATOS, ARSENATES, VANADATES |
9 | SILICATOS (Germanatos) |
10 | COMPUESTOS ORGÁNICOS |
This classification is based on the Nickel-Strunz 9th Edition (2001), expanded on by Jim Ferraiolo and others, and now extended and maintained by mindat.org
9.A Nesosilicatos. grupos tetraédricos independientes de SiO4
9.AA | Nesosilicates without additional anions; cations in tetrahedral [4] coordination |
9.AB | Nesosilicates without additional anions; cations in [4] and greater coordination |
9.AC | Nesosilicates without additional anions; cations in octahedral [6] coordination |
9.AD | Nesosilicates without additional anions; cations in [6] and/or greater coordination |
9.AE | Nesosilicates with additional anions (O,OH,F,H2O); cations in tetrahedral [4] coordination |
9.AF | Nesosilicates with additional anions; cations in [4], [5] and/or only [6] coordination |
9.AG | Nesosilicates with additional anions; cations in > [6] +- [6] coordination |
9.AH | Nesosilicates with CO3, SO4, PO4, etc. |
9.AJ | Nesosilicates with BO3 triangles and/or B[4], Be[4] tetrahedra, cornersharing with SiO4 |
9.AK | Uranyl neso- and polysilicates |
9.AC Nesosilicates without additional anions; cations in octahedral [6] coordination



11 of #365Minerals Olivine: -solid solution series (Mg & Fe content varies) -forsterite = Mg-rich -fayalite = Fe-rich -looks colourful in thin section Pic 1 © Manfred Kampf Pic 2 © Matteo Chinellato Pic 3 © GEOSEC SLIDES
9.AC.05 PERIDOTO Mg2SiO4
(una variedad de forsterita)
9.AC.05 TEFROITA Mn2+2SiO4

@NadWGab
16 of #365Minerals Tephroite: -an olivine group mineral -occurs in iron-manganese ore deposits and metamorphosed manganese-rich sediments -its name comes from the Greek word «tephros» (ash-colored) © Christof Schäfer, image width = 5 mm
9.AD Nesosilicates without additional anions; cations in [6] and/or greater coordination
9.AD.25 ALMANDITA Fe2+3Al2(SiO4)3
9.AD.25 Andradita Ca3Fe3+2(SiO4)3
9.AD.25 DEMANTOIDE Ca3Fe3+2(SiO4)3
(variedad de andradita)
9.AD.25 ESPESARTINA Mn2+3Al2(SiO4)3
9.AD.25 TSAVORITA Ca3Al2(SiO4)3
(Variedad de granate grosularia)
9.AD.30 ZIRCON Zr(SiO4)
9.AF Nesosilicates with additional anions; cations in [4], [5] and/or only [6] coordination
9.AF.10 QUIASTOLITA Al2(SiO4)O
9.AF.15 CIANITA Al2(SiO4)O
9.AF.35 TOPACIO Al2(SiO4)(F,OH)2
9.AF.90 OLMIITA CaMn2+[SiO3(OH)](OH)
9.AG Nesosilicates with additional anions; cations in > [6] +- [6] coordination
Aluminotaipingita-(CeCa) (Ce6Ca3)Al(SiO4)3[SiO3(OH)]4F3
9.AG.10 BULTFONTEINITA Ca2SiO3(OH)F · H2O
9. AG.15 TITANITA CaTi(SiO4)O
9.AJ Nesosilicates with BO3 triangles and/or B[4], Be[4] tetrahedra, cornersharing with SiO4
9.AJ.10 DUMORTIERITA Al(Al2O)(Al2O)2(SiO4)3(BO3)
9.AJ.20 DATOLITA CaB(SiO4)(OH)
9.AJ.20 GADOLINITA-(Y) Y2Fe2+Be2Si2O10