Clear Quartz / Diamond (untested)
Silicon Dioxide (SiO2) or Carbon (C)
mineral
Category
Mineral In Metamorphic Rock
Browse mineral in metamorphic rock specimens identified by the Rock Identifier community.
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Green Aventurine
Quartz (Silicon Dioxide, SiO2) with fuchsite inclusions
mineral
Milky Quartz with Chlorite/Epidote
Silicon Dioxide (SiO2) with phyllosilicate or sorosilicate inclusions
mineral
Quartz (Clear Quartz)
Silicon Dioxide (SiO2)
mineral
Banded River Rock / Gneiss (highly weathered)
Gneiss
Metamorphic rock
Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz (Quartz Vein)
Silicon Dioxide (SiO2)
mineral
Quartz Vein in Metamorphic Rock
Quartzite or Schist host with Quartz (SiO2) intrusion
metamorphic
Quartz with Epidote / Serpentine (Vein Quartz)
SiO2 (Quartz) with Ca2(Al,Fe)3(SiO4)3(OH) (Epidote)
metamorphic
Pink Granite Gneiss
Gneiss (High-grade metamorphic rock)
metamorphic
![Lapis Lazuli (polished cabochon/sphere) (Na8[Al6Si6O24]Sn with accessory minerals (Pyrite, Calcite)) — metamorphic](https://media.rockidentification.com/b91a3e06-35c6-4bff-89d1-02a020c00303-thumbnail.jpg)
Lapis Lazuli (polished cabochon/sphere)
Na8[Al6Si6O24]Sn with accessory minerals (Pyrite, Calcite)
metamorphic
Marble
Metamorphic Limestone (CaCO3)
metamorphic
Garnet Schist
Almandine-bearing Mica Schist
metamorphic
Epidote
Epidote Group (Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH))
metamorphic
Banded Gneiss
Gneiss (High-grade regional metamorphic rock)
metamorphic
Gneiss (with Quartzite and Biotite)
Gneiss containing SiO2 (Quartz), K(Mg,Fe)3AlSi3O10(OH)2 (Biotite), and (K,Na,Ca)AlSi3O8 (Feldspar)
metamorphic
Quartz
Silicon Dioxide (SiO2)
mineral
Quartz Vein in Schist
Quartz (SiO2) in Mica Schist
metamorphic
Quartzite with Mica Matrix
Metamorphic Quartz-Mica Schist/Quartzite
metamorphic
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Quartz Vein in Host Rock
Quartz (SiO2) in metamorphic host rock (likely schist or phyllite)
metamorphic
Epidotite (Unakite-related Epidote)
Epidote (Ca2(Al2,Fe)(SiO4)(Si2O7)O(OH))
metamorphic
Weathered amphibolite or mafic metamorphic rock
Amphibolite; chiefly hornblende amphibole and plagioclase feldspar
metamorphic
Ruby in Zoisite
Anyolite (composite of Corundum and Zoisite)
metamorphic
Orange Calcite
Calcium Carbonate (CaCO3)
mineral
Pyrite-rich Ore
Pyrite (FeS2) with secondary minerals
mineral
Banded Agate
Cryptocrystalline variety of Quartz (SiO2)
mineral
Dumortierite in Quartz
Silicon Dioxide with Aluminium Borosilicate (SiO2 + (Al,Fe7+)7(BO3)(SiO4)3O3)
mineral
Schist (Micaceous Schist)
Mica Schist
metamorphic
Green Quartz (Aventurine or Prase)
Silicon Dioxide (SiO2) with inclusions
mineral
Gneiss
Gneiss (High-grade metamorphic rock)
metamorphic
Garnet-bearing gneiss
Quartz–feldspar–mica gneiss with iron-rich garnet (commonly almandine)
metamorphic
White Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Quartzite
Metamorphic Quartz Rock (SiO2)
metamorphic
Mica Schist
Schist (biotite/muscovite schist)
metamorphic
Eclipse Stone (Kabamba Jasper)
Rhyolite with Aegirine (NaFe3+Si2O6)
metamorphic
Granite Gneiss
Gneiss (High-grade Metamorphic Rock)
metamorphic
Conical fossil shell or shell fragment
Likely a gastropod shell fragment; exact taxon indeterminate from the image
fossil
Tumbled metamorphic pebble, likely gneiss
Foliated gneiss; commonly quartz, feldspar, mica, and amphibole
metamorphic
Jasper and Epidote Breccia
Silicified Brecciated Rock with Epidote
metamorphic
Gneiss
Gneiss (Metamorphic rock of variable composition, typically SiO2 rich)
metamorphic