Quartz (Milky or White Quartz)
Silicon Dioxide (SiO2)
mineral
Category
Metamorphic Mineral
Browse metamorphic mineral specimens identified by the Rock Identifier community.
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Jasper-bearing Quartzite River Cobble
Tectonized Quartzite with Iron-Oxide (Hematite/Limonite) Veining
metamorphic
Charoite
Charoite (Hydrated potassium, sodium, calcium, barium, strontium silicate hydroxide fluoride)
metamorphic
Greenstone
Metabasalt / Greenschist facies rock
metamorphic
Gneiss
Gneiss
metamorphic
Gneiss (Granitic Gneiss)
Gneiss (composed primarily of Quartz, Feldspar, and Mica/Amphibole)
metamorphic
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Quartz (Iron-stained)
Silicon Dioxide (SiO2)
mineral
Green Aventurine
Silicon Dioxide (SiO2) with inclusions of Fuchsite mica
metamorphic
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Rough Ruby
Corundum (Al2O3 with Chromium impurities)
mineral
Ruby in Zoisite
Anyolite (Ruby in Zoisite)
metamorphic
Blue Dumortierite Quartz
Dumortierite in Quartz (AlAl6BSi3O12(O,OH)3)
mineral
Gneiss
Gneiss
metamorphic
Banded Slate or Siltstone with Quartz/Calcite Veins
Protolith-derived Siltstone or Slate (varies based on degree of metamorphism)
metamorphic
Blue Apatite
Fluorapatite (Ca5(PO4)3F)
mineral
Rose Quartz
Rose Quartz (SiO2)
Mineral
Quartz (Iron-stained)
Silicon Dioxide (SiO2)
mineral
Yellow Aventurine
Quartz variety (SiO2) with inclusions
mineral
Gold Ore in Quartz
Native Gold (Au) in Quartz (SiO2) matrix
mineral
Milky Quartz with Iron Staining
Silicon Dioxide (SiO2)
mineral
Quartz (Smoky Quartz variant)
Silicon Dioxide (SiO2)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Milk Quartz (Vein Quartz)
Quartz (Silicon Dioxide, SiO2)
mineral
Garnet (likely Almandine)
Almandine Garnet, Fe3Al2(SiO4)3
mineral
Green Aventurine
Quartz (SiO2) containing Fuchsite (K(Al,Cr)2(AlSi3O10)(OH)2)
metamorphic
Sunstone
Aventurine Feldspar ((Ca,Na)(Al,Si)4O8)
mineral
Quartz (Druzy)
Silicon Dioxide (SiO2)
mineral
Gneiss
Gneiss (High-grade metamorphic rock)
metamorphic
Schist
Mica Schist
metamorphic
Pink Quartzite
Quartzite (SiO2)
metamorphic
Peacock Ore
Bornite (Cu5FeS4) or Chalcopyrite treated with acid
mineral
Gneiss
Gneiss
metamorphic
Serpentinite (often containing Jadeite/Nephrite)
Antigorite-rich Serpentine Rock, (Mg, Fe)3Si2O5(OH)4
metamorphic
Schist
Mica Schist
metamorphic
Marble
Recrystallized Carbonate Rock (CaCO3)
metamorphic
Faceted Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
gemstone
Blue Apatite
Fluorapatite (Ca5(PO4)3F)
mineral
Marble
Recrystallized Carbonate Rock (CaCO3)
metamorphic
Pyrite
Iron Sulfide (FeS2)
mineral
Yellow Apatite Sphere (Polished)
Fluorapatite / Ca5(PO4)3F
mineral