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Gemstone Mineral Groups
Classified List Of Minerals
| Group | Series Or Subgroup | Species/Chemical Formula |
| Silica group | quartz – Si02 cristobalite – SiO2 tridymite – SiO2 coesite – SiO2 stishovite – SiO2 | |
| Feldspar group | potassium feldspar | orthoclase – KAlSi3 O8 sanidine – (K,NA)AlSi3O8 microcline – KAlSiO8
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| Plagioclase feldspar series | albite – NaAlSiO8 anorthite – CaAl2SiO8 | |
| Feldspathoid group | analcime – NaAlSiO6.H2O leucite – KAlSiO6 nepheline – (Na,k)AlSiO4 | |
| Scapolite group | Scapolite series | marialite – Na4(AlSi3O8)3Cl meionite – Ca4(Al2SiO8)3(CO3,SO4) |
| Zeolite group | natrolite – Na2AlSi3O10.2H2O chabazite – CaAl2Si4O12.6H2O heulandite – CaAl2Si7O18.6H2O stilbite – CaAl2Si7O18.7H2O sodalite – Na8(Al6Si6O24)Cl2 | |
| Other | beryl – cordierite – | |
| Serpentine group | Serpentine minerals | antigorite – chrysotile – lizardite – |
| Clay mineral group | Smectite subgroup | montmorillonite – |
| Illite subgroup | illite – | |
| Other clays | kaolinite – pyrophyllite – talc – | |
| Mica group | Biotite series | phlogopite – annite – |
| Other micas | muscovite – margarite – paragonite – lepidolite – | |
| Chlorite group other sheet silicates | chlorite – prehnite – sepiolite – apophyllite – | |
| Pyroxene group | Orthopyroxene (hypersthene series) | enstatite – ferrosilite – |
| Clinopyroxene(diopsidehedenbergite series) | diopside – hedenbergite – | |
| Other clinopyroxenes | pigeonite – augite – jadeite – spodumene – | |
| Amphibole group | Cummingtonite series | cummingtonite – grunerite – |
| Tremolite series | tremolite – actinolite – | |
| Other | anthophyllite – glaucophane – hornblende – kaersutite – | |
| Pyroxenoid group | wollastonite – rhodonite – pectolite – | |
| Melilite group | ghelenite – akermanite – | |
| Other | tourmaline – | |
| Garnet group | Pyralspite series | pyrope – almandine – spessartine – |
| Ugrandite series | uvarovite – grossular – andradite – | |
| Olivine group | Olivine series | forsterite – fayalite – |
| Other | monticellite – | |
| Humite group | norbergite – chondrodite – humite- clinohumite – | |
| Aluminosilicate group | kyanite – andalusite – sillimanite – | |
| Other isolated tetrahedral silicates | staurolite – chloritoid – titanite(sphene) – topaz – zircon – | |
| Lawsonite group | lawsonite – | |
| Epidote group | epidote – clinozoisite – | |
| Other paired tetrahedral silicates | vesuvianite – | |
| Native metal group | gold – silver – platinum – copper – | |
| Native semimetal group | arsenic – antimony – bismuth – | |
| Native nonmetal group | diamond – graphite – sulfur – | |
| Tetrahedral sulfide group | chalcopyrite – bornite – enargite – wurtzite – sphalerite – | |
| Octahedral sulfide group | galena – pyrrhotite – niccolite – | |
| mixed sulfide group | pentlandite – | |
| Other sulfides,Arsenides, and sulfosalts | Sulfides | molybdenite – millerite – cinnabar – covellite – chalcocite – argentite – pyrite – cobalite – marcasite – |
| Arsenides and sulfosalts | arsenopyrite – sutterudite – stibnite – boulangerite – tetrahedrite – proustite – pyrargyrite – orpiment – realgar – | |
| Halide | halite – sylvite – chlorargerite – atacamite – carnallite – fluorite – cryolite – | |
| Tetrahedral oxide group | zincite – | |
| Octahedral oxide group | TiO2 minerals | anatase – rutile – brookite – |
| Other octahedral oxides | periclase – hematite – corundum – ilmenite – cassiterite – pyrolusite – columbite – tantalite – | |
| Spinel group | “Inverse” spinels | spinel – magnetite – |
| “Normal “spinels | chromite – franklinite – | |
| Cubic oxides | uraninite – | |
| Other oxides | chrysoberyl – perovskite – cuprite – | |
| Hydroxide group | gibbsite – brucite – manganite – goethite – diaspore – lepidocrocite – romanechite – | |
| Calcite group | calcite – magnesite – siderite – rhodochrosite – smithsonite – | |
| Dolomite group | dolomite – ankerite – | |
| Aragonite group | aragonite – witherite – strontianite – cerussite – | |
| Other carbonates | malachite – azurite – trona – | |
| Nitrate group | nitratite – niter – | |
| Anyhdrous borate group | boracite – sinhalite – | |
| Hydrous borate group | borax – kernite – ulexite – colemanite – | |
| Anhydrous sulfate group | anhydrite – barite – celestite – anglesite – | |
| Hydrous sulfate group | gypsum – chalcanthite – epsomite – antlerite – alunite – | |
| Tungstate group | Wolframite series | huebnerite – ferberite – |
| Other tungstates | scheelite – | |
| Molybdate group | wulfenite – powellite – | |
| Chromate group | crocoite | |
| Phosphate group | monazite – triphylite – apatite – pyromorphite – amblygonite – lazulite – wavellite – vivianite – variscite – turquoise – autunite – | |
| Vanadate group | vanadinite – carnotite – | |
| Arsenate group | erythrite – scorodite – |
