Tiger's Eye
Silicon Dioxide (SiO2) with Crocidolite inclusions
mineral
Category
Metamorphic Mineral
Browse metamorphic mineral specimens identified by the Rock Identifier community.
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Citrine Quartz
Silicon Dioxide (SiO2)
mineral
Feldspar (Orthoclase/Microcline)
Potassium Feldspar (KAlSi3O8)
mineral
Yellow Sapphire (Corundum)
Corundum (Aluminum Oxide, Al2O3)
mineral
Banded Agate
Cryptocrystalline variety of Quartz (SiO2)
mineral
Emerald in Matrix
Emerald (variety of Beryl) - Be3Al2(SiO3)6
mineral
Citrine Quartz
Silicon Dioxide (SiO2)
mineral
Pyrite (Fool's Gold)
Iron Disulfide (FeS2)
mineral
Yellow Calcite
Calcium Carbonate (CaCO3)
mineral
Quartz (Milky/Common)
Silicon Dioxide (SiO2)
mineral
Black Tourmaline
Schorl (Sodium iron aluminum borosilicate), NaFe3Al6(BO3)3Si6O18(OH)4
mineral
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Yellow Quartz (Citrine or Iron-Stained Quartz)
Silicon Dioxide (SiO2)
mineral
Banded Agate
Cryptocrystalline Quartz (SiO2)
mineral
Ruby
Corundum (Al2O3 with Chromium traces)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Moonstone (Green Moonstone / Garnierite)
Potassium Aluminum Silicate (KAlSi3O8) with inclusions of Garnierite
mineral
Quartz (Milky or White Quartz)
Silicon Dioxide (SiO2)
mineral
Pink Calcite
Calcium Carbonate (CaCO3)
mineral
Green Aventurine
Silicon Dioxide (SiO2) with Fuscite inclusions
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Emerald
Beryl (Be3Al2(SiO3)6) with Chromium/Vanadium impurities
mineral
Amazonite
Microcline (variety Amazonite) - K(AlSi3O8)
mineral
Specular Hematite
Hematite (Fe2O3)
mineral
Ferruginous Quartz
Silicon Dioxide (SiO2) with Hematite/Limonite inclusions
mineral
Red Garnet
Almandine Garnet (Fe3Al2(SiO4)3)
mineral
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Peach Aventurine
Silicon Dioxide (SiO2) with Hematite/Goethite inclusions
mineral
Smoky Quartz
Quartz (Silicon Dioxide) - SiO2
mineral
Galena
Lead(II) sulfide (PbS)
mineral
Aquamarine
Beryl (Be3Al2Si6O18)
mineral
Quartz (Milky/Common)
Silicon Dioxide (SiO2)
mineral
Orange Calcite
Calcite (Calcium Carbonate, CaCO3)
mineral
Schorl (Black Tourmaline)
Sodium Iron Aluminum Borosilicate Hydroxide; NaFe2+3Al6Si6O18(BO3)3(OH)3OH
mineral
Green Aventurine
Silicon Dioxide with Fuchsite inclusions (SiO2 + K(Al,Cr)2AlSi3O10(OH)2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Citrine
Silicon Dioxide (SiO2)
mineral
Agate
Silicon dioxide (SiO2)
mineral
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
mineral
Yellow Sapphire
Corundum (Al2O3) with iron impurities
mineral
Banded Agate
Chalcedony / Silicon Dioxide (SiO2)
mineral