White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Category
Metamorphic Or Mineral
Browse metamorphic or mineral specimens identified by the Rock Identifier community.
Pyrite
Iron Sulfide (FeS2)
mineral
Pink Feldspar
Orthoclase (KAlSi3O8) or Microcline
mineral
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Pyrite in Matrix (Quartz/Schist)
Iron Sulfide (FeS2)
mineral
Amazonite
KAlSi3O8 (Potassium Aluminum Silicate)
mineral
Sunstone
Aventurine Feldspar ((Ca,Na)(Al,Si)4O8)
mineral
Charoite
Charoite (Hydrated potassium sodium calcium barium strontium silicate hydroxyfluoride)
metamorphic
Mica Schist
Mica Schist (primarily Muscovite and Quartz)
metamorphic
Gneiss
Gneiss (High-grade regional metamorphic rock)
metamorphic
Amethyst
Amethyst (Silicon Dioxide - SiO2)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Yellow Quartz (Citrine type/Tumbled Quartz)
Silicon Dioxide (SiO2)
mineral
Green Aventurine
Aventurine Quartz (SiO2 with inclusions of Fuchsite)
Mineral
Green Aventurine
Aventurine Quartz (SiO2 + K(Al,Cr)2AlSi3O10(OH)2)
mineral
White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Quartz (Milky Quartz)
Silicon Dioxide (SiO₂)
mineral
Yellow Agate
Silicon Dioxide (SiO2)
mineral
Quartz / Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Quartz (Smoky/Milky variety)
Silicon Dioxide (SiO2)
mineral
Rough Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Rough Green Tourmaline (Verdelite)
Elbaite (Complex Borosilicate), Na(Li,Al)3Al6(BO3)3Si6O18(OH)4
mineral
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Amethyst (Quartz variety)
Silicon Dioxide (SiO2) with iron impurities
mineral
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Milky or Cloudy variety)
Silicon Dioxide (SiO2)
mineral
Smoky Quartz
Smoky Quartz (Silicon Dioxide - SiO2)
mineral
Milky Quartz Pebble
Quartz (Silicon Dioxide, SiO2)
mineral
Calcite
Calcium Carbonate (CaCO3)
mineral
Smoky Quartz (Tumbled)
Silicon Dioxide (SiO2)
mineral
Hematite
Iron(III) oxide (Fe2O3)
Mineral
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Hematite
Iron(III) oxide (Fe2O3)
mineral
Parti Sapphire
Corundum (Al2O3)
mineral
Green Aventurine
Aventurine Quartz (SiO2 with Fuchsite inclusions)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Potassium Feldspar
Orthoclase (KAlSi3O8)
mineral
Yellow Quartz (Citrine or Iron-Stained Quartz)
Silicon Dioxide (SiO2)
mineral
Strawberry Quartz (Lepidocrosite/Hematite-Included Quartz)
Quartz (Silicon Dioxide) with Lepidocrosite or Hematite inclusions (SiO2 + Fe2O3 · nH2O)
mineral