Quartz
Silicon Dioxide (SiO2)
Category
Browse mineral (metamorphic pseudomorph) specimens identified by the Rock Identifier community.
Quartz
Silicon Dioxide (SiO2)
Tumbled Rose Quartz
Silicon Dioxide (SiO2)
Pink Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Jadeite
Jadeite (NaAlSi2O6)
Dumortierite Quartz
Dumortierite in Quartz (SiO2 with Al7BO3(SiO4)3(O,OH)3)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz Pebble
Silicon Dioxide (SiO2)
Clear Quartz (Facet Cut / Polished)
Silicon Dioxide (SiO2)
Blue Agate (Dyed Chalcedony)
Silicon Dioxide (SiO2)
Dyed Agate / Quartz
Silicon Dioxide (SiO2) with artificial dye
Pyrite
Iron Sulfide (FeS2)
Pyrite
Iron Sulfide (FeS2)
Orange Calcite
Calcium Carbonate (CaCO3)
White Quartz
Silicon Dioxide (SiO2)
Pyrite
Iron Sulfide (FeS2)
Kyanite
Kyanite (Al2SiO5)
Milky Quartz
Silicon Dioxide (SiO2)
Green Aventurine
Quartz with fuchsite inclusions (SiO2)
K-Feldspar (Potassium Feldspar)
Potassium Feldspar (Microcline or Orthoclase), KAlSi3O8
Golden Quartz
Silicon Dioxide (SiO2)
Potassium Feldspar (Orthoclase / Microcline)
KAlSi3O8
Milky Quartz Pebble
Silicon Dioxide (SiO2)
Green Aventurine
Quartz with Fuchsite inclusions (SiO2 + K(Al,Cr)2AlSi3O10(OH)2)
Milky Quartz
Silicon Dioxide (SiO2)
Moonstone (with Tourmaline/Mica)
Orthoclase/Albite Feldspar (KAlSi3O8 / NaAlSi3O8)
Citrine Quartz carving
Silicon Dioxide (SiO2)
Chalcopyrite (Peacock Ore)
Copper Iron Sulfide (CuFeS2)
Muscovite Mica
Muscovite [KAl2(AlSi3O10)(OH)2]
Rainbow Moonstone
White Labradorite (Feldspar variety)
Black Tourmaline (Schorl)
Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)
Milky Quartz
Silicon Dioxide (SiO2)
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
Sodalite
Na8(Al6Si6O24)Cl2
Black Tourmaline
Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)
Aventurine
Silicon Dioxide (SiO2 with inclusions of Fuchsite mica)
Rhodonite
Manganese Silicate (Mn,Fe,Mg,Ca)SiO3
Specular Hematite with Quartz and Limonite
Hematite (Fe2O3) with Quartz (SiO2) and Limonite (FeO(OH)·nH2O)
Garnet (Almandine)
Almandine, Fe3Al2Si3O12
Banded Agate (Gray/Brown)
Silicon Dioxide (SiO2)