Smoky Quartz
Silicon dioxide (SiO2)
Category
Browse igneous, metamorphic, sedimentary specimens identified by the Rock Identifier community.
Smoky Quartz
Silicon dioxide (SiO2)
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
Labradorite (likely)
(Ca,Na)(Al,Si)4O8
Milky Quartz
Silicon Dioxide (SiO2)
Rutilated Quartz (with Garnet pendant)
Silicon Dioxide (SiO2) with Titanium Dioxide (TiO2) inclusions
Feldspar (Orthoclase)
Orthoclase (KAlSi3O8)
Milky Quartz
Silicon Dioxide (SiO2)
Smoky Quartz
Silicon Dioxide (SiO2)
Blue Apatite
Fluorapatite (Ca5(PO4)3F)
Black Tourmaline
Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)
Potassium Feldspar (Orthoclase)
KAlSi3O8
Potassium Feldspar
Orthoclase (KAlSi3O8)
Smoky Quartz
Silicon Dioxide (SiO2)
Muscovite Mica
Muscovite - KAl2(AlSi3O10)(F,OH)2
Sodalite and Calcite
Na8(Al6Si6O24)Cl2 (Sodalite) and CaCO3 (Calcite)
Muscovite on Quartz (Mica host rock)
KAl2(AlSi3O10)(OH)2 (Muscovite) in SiO2 (Quartz)
Milky Quartz
Crystalline Silicon Dioxide (SiO2)
Bornite (Peacock Ore)
Bornite (Cu5FeS4)
Smoky Quartz
Silicon Dioxide (SiO2) with aluminum impurities
Quartz (Yellow/Citrine variety)
Crystalline Silicon Dioxide (SiO2)
Smoky Quartz
Silicon Dioxide (SiO2)
Peach Moonstone
Orthoclase Feldspar (KAlSi3O8)
Sodalite
Sodium Aluminum Silicate Chloride (Na8(Al6Si6O24)Cl2)
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
Sodalite
Na8(Al6Si6O24)Cl2
Sapphire (Rough Corundum)
Corundum (Aluminum Oxide, Al2O3)
Smoky Quartz
Silicon Dioxide (SiO2)
Citrine Quartz Sphere
Silicon Dioxide (SiO2)
Blue Sapphire
Corundum (Al2O3)
Ruby (set in a gold pendant)
Ruby (Variety of Corundum, Al2O3)
Almandine Garnet
Almandine (Fe3Al2(SiO4)3)
Muscovite Mica
Muscovite (KAl2(AlSi3O10)(OH)2)
Potassium Feldspar
K-Feldspar (KAlSi3O8)
Almandine Garnet
Almandine (Fe3Al2(SiO4)3)
Green Aventurine
Aventurine (Silicon dioxide, SiO₂)
Yellow Chalcedony / Yellow Agate
Silicon Dioxide (SiO2)
Kyanite
Kyanite (Al2SiO5)
Orthoclase Feldspar
Orthoclase (KAlSi3O8)
Epidote (with Quartz and Feldspar)
Epidote (unakalite/unite), Ca2(Al2Fe3+)(SiO4)(Si2O7)O(OH)
Epidote
Epidote (Ca2(Al, Fe)3(SiO4)3(OH))
Calcite
Calcium Carbonate (CaCO3)
Galena with Pyrite
Lead Sulfide (PbS) associated with Iron Sulfide (FeS2)