Clear Quartz
Silicon dioxide (SiO2)
Category
Browse igneous and metamorphic specimens identified by the Rock Identifier community.
Clear Quartz
Silicon dioxide (SiO2)
Pyrite (Fool's Gold)
Iron Sulfide (FeS2)
Rutilated Quartz (with Garnet pendant)
Silicon Dioxide (SiO2) with Titanium Dioxide (TiO2) inclusions
Clear Quartz Crystal
Silicon Dioxide (SiO2)
Bornite
Bornite (Cu5FeS4)
Unidentifiable Rock Fragment
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
Pyrite (Fool's Gold)
Iron Sulfide (FeS2)
Clear Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Quartz (Milky or White Quartz)
Silicon Dioxide (SiO2)
Pyrite in Matrix (Fool's Gold)
Iron Disulfide (FeS2)
Bornite (Peacock Ore)
Bornite (Cu5FeS4)
Sodalite
Sodium Aluminum Silicate Chloride (Na8(Al6Si6O24)Cl2)
Blue Apatite
Fluorapatite (Ca5(PO4)3F)
Muscovite on Quartz (Mica host rock)
KAl2(AlSi3O10)(OH)2 (Muscovite) in SiO2 (Quartz)
Muscovite Mica
Muscovite - KAl2(AlSi3O10)(F,OH)2
Sodalite
Na8(Al6Si6O24)Cl2
Clear Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Gold Mineral
Native Gold (Au)
Quartz (Milky/Common Quartz)
Silicon Dioxide (SiO2)
Clear Quartz Crystal
Quartz (Silicon Dioxide, SiO2)
Ruby (set in a gold pendant)
Ruby (Variety of Corundum, Al2O3)
Pyrite (Fool's Gold)
Iron Disulfide (FeS2)
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
Potassium Feldspar
Orthoclase (KAlSi3O8)
Orthoclase Feldspar
Orthoclase (KAlSi3O8)
Quartz Pebble
Silicon Dioxide (SiO2)
Garnet (Pyrope or Almandine)
Silicate (X3Y2Si3O12)
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Banded Agate
Silicon Dioxide (SiO2)
Orthoclase Feldspar with Quartz
Orthoclase (KAlSi3O8)
Biotite Mica in Quartz
Biotite (K(Mg,Fe)3AlSi3O10(F,OH)2) in Quartz (SiO2)
Quartz (Milky/Rose Quartz variety)
Silicon Dioxide (SiO2)
Quartz (Common or Milky)
Silicon Dioxide (SiO2)
Yellow Aventurine (specifically a carved crescent moon)
Silicon Dioxide (SiO2) with inclusions
Orthoclase Feldspar (Sunstone variety)
KAlSi3O8 (Potassium Aluminum Silicate)
Blue Apatite
Fluorapatite (Ca5(PO4)3F)
Sodalite
Sodalite - Na8(Al6Si6O24)Cl2