Blue Quartzite (Aventurine)
Silicon Dioxide (SiO2) with mineral inclusions
Category
Browse mineral with metamorphic or sedimentary host specimens identified by the Rock Identifier community.
Blue Quartzite (Aventurine)
Silicon Dioxide (SiO2) with mineral inclusions
Unakite
Unakitized granodiorite / Quartz-Epidote-Feldspar rock
Clear Quartz
Silicon dioxide (SiO2)
Gold Nugget
Native Gold (Au)
Sandstone
Arenite (SiO2 principal)
Shale or Slaty Mudstone
Argillaceous sedimentary rock
Citrine Quartz
Silicon Dioxide (SiO2)
Agate
Chalcedony (Microcrystalline Quartz) - SiO2
Black Tourmaline (Schorl)
Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)
Milky Quartz
Silicon Dioxide (SiO2)
Green Aventurine
Silicon Dioxide (SiO2) with Fuchsite inclusions
Smoky Quartz
Silicon Dioxide (SiO2)
Sodalite
Sodalite Na8(Al6Si6O24)Cl2
Sodalite
Sodium Aluminum Silicate Chloride (Na8(Al6Si6O24)Cl2)
Citrine Quartz
Silicon Dioxide (SiO2) with iron impurities
Aquamarine
Beryl (Be3Al2Si6O18)
Hypersthene
Enstatite (Hypersthene variety), (Mg,Fe)SiO3
Peach Moonstone (Orange/Peach Feldspar)
Potassium aluminum silicate (KAlSi3O8)
Labradorite (Dark or Black variety)
Labradorite (member of Plagioclase Feldspar group), (Na,Ca)(Si,Al)4O8
Tourmaline (Multi-colored)
Complex Borosilicate (Na,Ca)(Li,Mg,Al,Fe)3Al6(BO3)3Si6O18(OH)4
Smoky Quartz
Silicon Dioxide (SiO2)
Smoky Quartz
Silicon Dioxide (SiO2)
Aventurine
Silicon Dioxide (SiO2) with inclusions of Fuchsite
Smoky Quartz
Silicon Dioxide (SiO2)
Smoky Quartz
Silicon Dioxide (SiO2)
Yellow Quartz / Citrine Quartz
Silicon Dioxide (SiO2)
Aquamarine
Beryl (Be3Al2Si6O18 with trace Fe2+)
Lapis Lazuli
Sodalite-rich metamorphic rock containing Lazurite (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2
Moonstone
Orthoclase and Albite (KAlSi3O8 / NaAlSi3O8)
Smoky Quartz
Smoky Quartz (Silicon Dioxide - SiO2)
Smoky Quartz
Silicon Dioxide (SiO2)
Schorl (Black Tourmaline)
NaFe3Al6(BO3)3Si6O18(OH)4 (Schorl)
Tiger's Eye
Pseudomorph of Quartz after Crocidolite (SiO2)
Schist
Mica Schist (predominantly Muscovite/Biotite)
Quartzite with Dark Mineral Inclusions
Quartzite (primarily SiO2) with accessory minerals
Nephrite Jade
Nephrite
Rutilated Quartz
Silicon Dioxide (SiO2) with Titanium Dioxide (TiO2) inclusions
Strawberry Quartz (or Hematoid Quartz)
Silicon Dioxide (SiO2) with inclusions of Hematite or Goethite
Greenstone / Epidosite
Epidosite (Metasomatic rock consisting mainly of Epidite Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH) and Quartz)
Lapis Lazuli
Lapis Lazuli (Complex aggregate mainly of Lazurite: (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2)
Quartzite
Hydrothermal Quartz or Quartzite (SiO2)
Citrine
Quartz (Silicon Dioxide - SiO2)