Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Category
Metamorphic Rock (Composed Of Multiple Minerals)
Browse metamorphic rock (composed of multiple minerals) specimens identified by the Rock Identifier community.
Learn about Metamorphic Rock (Composed Of Multiple Minerals) in the encyclopedia
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Stiped Slate Beach Pebble
Low-grade Metamorphic Slate with Quartz Vein (SiO2 on Phyllosilicate base)
metamorphic
Marble
Recrystallized Calcite (CaCO3)
metamorphic
Marble (Carrara Marble style)
Recrystallized Calcite (CaCO3)
metamorphic
Pink Polished Marble (or Limestone) Pillar
Recrystallized Calcium Carbonate (CaCO3)
metamorphic
Marble
Recrystallized Calcite (CaCO3) / Marble
metamorphic
Aventurine (Green)
Silicon Dioxide (Quartz with inclusions of Fuchsite)
metamorphic
Quartz (Milky/Crystal Variety)
Silicon Dioxide (SiO2)
mineral
Magnetite (Iron Ore)
Magnetite (Fe3O4)
mineral
White Jade (Nephrite or Jadeite)
Tremolite-Actinolite series (Nephrite) or NaAlSi2O6 (Jadeite)
metamorphic
Smoky Quartz (with possible Garnet inclusions)
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Basalt
Basalt (Mafic Extrusive Igneous Rock)
igneous
Biotite Schist
Biotite-rich Schist (K(Mg,Fe)3AlSi3O10(OH,F)2)
metamorphic
Greenstone / River Siltstone
Metasedimentary Greenstone (Chlorite-rich Siltstone)
metamorphic
Pink Granite
Granite (Phaneritic igneous rock composed mainly of quartz, alkali feldspar, and plagioclase)
igneous
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Pyrite (Fool's Gold)
Iron Sulfide (FeS2)
mineral
Mica Schist
Muscovite/Biotite Schist
metamorphic
Mica Schist
Foliated Metamorphic Rock (rich in Muscovite or Biotite)
metamorphic
Orthoclase Feldspar
Orthoclase (KAlSi3O8)
mineral
Mica Schist with Quartz
Crystalline Schist (SiO2 + KAl2(AlSi3O10)(OH)2)
metamorphic
Quartz Vein (Iron-stained)
Silicon Dioxide (SiO2) with limonite/hematite staining
mineral
Agate
Cryptocrystalline Quartz (SiO2)
mineral
Quartz (Clear/Milky)
Silicon Dioxide (SiO2)
mineral
Tiger's Eye
Pseudomorph of Quartz after Crocidolite (SiO2 with inclusions of iron oxide)
metamorphic
Quartz (Smoky/Milky variety)
Silicon Dioxide (SiO2)
mineral
Green Aventurine
Silicon dioxide (SiO2) with inclusions of Fuchsite mica
metamorphic
Quartz (Common or Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Quartz (Milky or Common Quartz)
Silicon Dioxide (SiO2)
mineral
Strawberry Quartz
Quartz with Hematite or Goethite inclusions (SiO2 + inclusions)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Aventurine (likely Green Aventurine)
Silicon Dioxide (SiO2) with included minerals (Fuchsite for green)
Metamorphic Rock / Mineral (Quartz Variety)
White Moonstone (Feldspar)
Potassium aluminum silicate (KAlSi3O8)
mineral
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Ruby in Kyanite
Al2O3 (Corundum) in Al2SiO5 (Kyanite-Fuchsite-Quartz)
metamorphic
Milky Quartz Pebble
Crystalline Quartz (SiO2)
mineral
Blue Quartz
Quartz (Silicon Dioxide) with inclusions, SiO2
mineral
Quartz (Milky/Iron-stained)
Silicon Dioxide (SiO2)
mineral
Garden Quartz (Lodolite)
Quartz with inclusions (SiO2 + various inclusions such as Chlorite, Hematite, or Feldspar)
mineral
Clear Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Hematite
Iron(III) oxide (Fe2O3)
mineral