Clear Quartz
Silicon Dioxide (SiO2)
Category
Browse metamorphic and sedimentary specimens identified by the Rock Identifier community.
Clear Quartz
Silicon Dioxide (SiO2)
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Quartz (Milky or White Quartz)
Silicon Dioxide (SiO2)
Clear Quartz
Silicon dioxide (SiO2)
Clear Quartz
Silicon Dioxide (SiO2)
Clear Quartz
Silicon Dioxide (SiO2)
Pyrite
Iron Sulfide (FeS2)
Quartz (Milky/Crystalline variety)
Silicon Dioxide (SiO2)
Clear Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
Clear Quartz
Silicon Dioxide (SiO2)
Clear Quartz Crystal
Silicon Dioxide (SiO2)
Black Onyx
Silicon Dioxide (SiO2) - Cryptocrystalline Quartz
Pyrite (Fool's Gold)
Iron Sulfide (FeS2)
Quartz Crystal Point
Silicon Dioxide (SiO2)
Magnetite (Lodestone)
Magnetite (Fe3O4)
Milky Quartz
Silicon Dioxide (SiO2)
Hematite
Iron (III) oxide (Fe2O3)
Quartz (Common or Milky)
Silicon Dioxide (SiO2)
Clear Quartz
Silicon Dioxide (SiO2)
Pyrite-rich Ore
Pyrite (FeS2) with secondary minerals
Hematite (likely Botryoidal or Specularite variant)
Iron(III) oxide (Fe2O3)
Clear Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Quartz Pebble
Silicon Dioxide (SiO2)
Pyrite (Fool's Gold)
Iron Sulfide (FeS2)
Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Quartz (Milky or White Quartz)
Silicon Dioxide (SiO2)
Pyrite (Iron Pyrites)
Iron Sulfide (FeS2)
Feldspar (specifically Orthoclase or Plagioclase)
Potassium Aluminum Silicate (KAlSi3O8) or Sodium/Calcium Aluminum Silicate
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Clear Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Pyrite
Iron Sulfide (FeS2)
Milky Quartz with Matrix
Quartz (Silicon Dioxide, SiO2)
Clear Quartz
Silicon Dioxide (SiO2)
Quartz (Milky or Grainy Variety)
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)