| 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
| 3.A | Simple halides, without H2O |
| 3.B | Simple halides, with H2O |
| 3.C | Complex halides |
| 3.D | Oxyhalides, hydroxyhalides and related double halides |
3.A Simple halides, without H2O
| 3.AA | M:X = 1:1, 2:3, 3:5, etc. |
| 3.AB | M:X = 1:2 |
| 3.AC | M:X = 1:3 |
3.AA M:X = 1:1, 2:3, 3:5, etc.
3.AA.20 Halita NaCl
3.AB M:X = 1:2
3.AB.05 TOLBAQUITA CuCl2
3.AB.25 Fluorita CaF2
3.AC M:X = 1:3
3.AC.15 FLUOCERITA-(Ce) CeF3
3.B Simple halides, with H2O
| 3.BA | M:X = 1:1 and 2:3 |
| 3.BB | M:X = 1:2 |
| 3.BC | M:X = 1:3 |
| 3.BD | Simple halides with H2O and additional OH |
3.BA M:X = 1:1 and 2:3
3.BA.10 CARNALITA KMgCl3 · 6H2O

279 of #365Minerals Carnallite: -halide mineral -forms in evaporite deposits -associated with halite, gypsum etc -absorbs atmospheric moisture -used in fertilisers -named after Rudolf von Carnall (1804-1874) a mining engineer
3.C Complex halides
| 3.CA | Borofluorides |
| 3.CB | Neso-aluminofluorides |
| 3.CC | Soro-aluminofluorides |
| 3.CD | Ino-aluminofluorides |
| 3.CE | Phyllo-aluminofluorides |
| 3.CF | Tekto-aluminofluorides |
| 3.CG | Aluminofluorides with CO3, SO4, PO4 |
| 3.CH | Silicofluorides |
| 3.CJ | With MX6 complexes; M = Fe, Mn, Cu |
| 3.CK | Halides of Bi, etc. |
3.CB Neso-aluminofluorides
3.CB.15 CRIOLITA Na2NaAlF6
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3.CB.40 THOMSENOLITA NaCa[AlF6] · H2O
3.CK Halides of Bi, etc.
3.CK.05 ESTEROPESITA Tl3BiCl6
3.D Oxyhalides, hydroxyhalides and related double halides
| 3.DA | With Cu, etc., without Pb |
| 3.DB | With Pb, Cu, etc. |
| 3.DC | With Pb (As,Sb,Bi), without Cu |
| 3.DD | With Hg |
| 3.DE | With Rare-Earth Elements |
3.DA With Cu, etc., without Pb
3.DA.10a ATACAMITA Cu2(OH)3Cl

3.DB With Pb, Cu, etc.
3.DB.20 CUMENGEITA b21Cu20Cl42(OH)40 · 6H2O