Feldspar (likely Amazonite or Plagioclase)
Potassium Aluminum Silicate (KAlSi3O8) or Sodium/Calcium Aluminum Silicate
Category
Browse mineral with metamorphic or igneous host specimens identified by the Rock Identifier community.
Feldspar (likely Amazonite or Plagioclase)
Potassium Aluminum Silicate (KAlSi3O8) or Sodium/Calcium Aluminum Silicate
Pyrite
Pyrite (Iron Disulfide), FeS2
Quartz with Chalcopyrite and Pyrite
Silicon Dioxide (SiO2) with Copper Iron Sulfide (CuFeS2)
Chert (Jasper-like Silicate)
Microcrystalline Quartz (SiO2)
Quartz (Milky/Crystal Variety)
Silicon Dioxide (SiO2)
Smoky Quartz
Silicon Dioxide (SiO2)
Garnet
Garnet Group (Silicate Minerals)
Rutilated Quartz
Silicon Dioxide (SiO2) with Titanium Dioxide (TiO2) inclusions
Turquoise in Matrix
Hydrated phosphate of copper and aluminium (CuAl6(PO4)4(OH)8·4H2O)
Magnetite (Iron Ore)
Magnetite (Fe3O4)
Cloudy Quartz
Quartz (Silicon Dioxide, SiO2)
Quartz (with probable host rock)
Silicon Dioxide (SiO2)
Garnet
Garnet Group (e.g., Almandine Fe3Al2(SiO4)3 or Pyrope Mg3Al2(SiO4)3)
Spinifex Textured Komatiite
Ultramafic Komatiite (with Olivine Spinifex)
Felsic Drill Core (likely Gneiss or Granite)
Felsic Metamorphic Rock (Gneissic profile)
Quartz (Smoky Quartz variant)
Silicon Dioxide (SiO2)
Orthoclase Feldspar
Orthoclase (KAlSi₃O₈)
Dendritic Opal
Dendritic Common Opal (SiO2·nH2O with Manganese oxide inclusions)
Carnelian Agate
Silicon Dioxide (SiO2)
Greenschist
Greenschist
Corundum (Sapphire/Ruby in Matrix)
Corundum (Al2O3)
Magnetite (Lodestone)
Magnetite (Fe3O4)
Muscovite
Muscovite (KAl2(AlSi3O10)(OH)2)
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
Citrine Quartz
Silicon Dioxide (SiO2) with iron impurities
Citrine Quartz
Silicon Dioxide (SiO2)
Smoky Quartz
Silicon Dioxide (SiO2)
Hypersthene
Enstatite (Hypersthene variety), (Mg,Fe)SiO3
Sodalite
Sodium Aluminum Silicate Chloride (Na8(Al6Si6O24)Cl2)
Sodalite
Sodalite Na8(Al6Si6O24)Cl2
Smoky Quartz
Silicon Dioxide (SiO₂)
Smoky Quartz
Silicon Dioxide (SiO2)
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Milky Quartz (Ferruginous variety)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Labradorite (Dark or Black variety)
Labradorite (member of Plagioclase Feldspar group), (Na,Ca)(Si,Al)4O8
White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Peach Moonstone (Orange/Peach Feldspar)
Potassium aluminum silicate (KAlSi3O8)
Smoky Quartz
Silicon Dioxide (SiO2)
Smoky Quartz
Silicon Dioxide (SiO2)
Smoky Quartz
Silicon Dioxide (SiO2)
Smoky Quartz
Silicon Dioxide (SiO2)