Quartz
Silicon Dioxide (SiO2)
mineral
Category
Sedimentary And Metamorphic Minerals
Browse sedimentary and metamorphic minerals specimens identified by the Rock Identifier community.
Learn about Sedimentary And Metamorphic Minerals in the encyclopedia
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White Quartz
Silicon Dioxide (SiO2)
mineral
White Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Pink / Ferruginous)
Silicon Dioxide (SiO2)
mineral
Note: Image shows a biological specimen (Rat), not a rock. Representative geological equivalent: Galena (due to lead-grey colors in fur).
Galena (PbS)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Gneiss
High-grade metamorphic rock (Gneiss)
metamorphic
Gneiss
Gneiss
metamorphic
Mica Schist with Quartz
Mica Schist (primarily Muscovite or Biotite with Quartz)
metamorphic
Mica Schist with Quartz
Mica-Quartz Schist (Muscovite subclass)
metamorphic
Greenschist
Chlorite schist
metamorphic
Garnet Schist
Almandine-Mica Schist
metamorphic
Greenschist
Chlorite schist
metamorphic
Quartz
Silicon Dioxide (SiO2)
mineral
Yellow Calcite
Calcium Carbonate (CaCO3)
mineral
Gneiss (specifically Granitic Gneiss)
Gneiss (composed primarily of Quartz, Feldspar, and Biotite/Amphibole)
metamorphic
Gneiss
Gneiss
metamorphic
Gneiss (Banded Gneiss)
Gneiss
metamorphic
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Quartz pebble
Silicon dioxide (SiO2)
sedimentary
Quartz Crystal Cluster
Silicon Dioxide (SiO2)
mineral
Banded metamorphic rock, likely gneiss
Biotite–quartz–feldspar gneiss, possibly amphibolite-bearing
metamorphic
Tumbled White Quartz
Silicon Dioxide (SiO2)
mineral
Gneiss
Foliated Metamorphic Rock
metamorphic
Gneiss
Gneiss
metamorphic
Gneiss
Banded Gneiss
metamorphic
Quartz with inclusions
SiO2
mineral
Quartz (White/Milky)
Silicon Dioxide (SiO2)
mineral
Rhodochrosite
Manganese carbonate (MnCO3)
mineral
Galena
Lead(II) sulfide (PbS)
mineral
Quartz (Milk Quartz / Massive Quartz)
Silicon Dioxide (SiO2)
mineral
Yellow Aventurine
Silicon Dioxide with inclusions (SiO2 + Muscovite/Fuchsite)
mineral
Quartz (Milky/Clear Fragment)
Silicon Dioxide (SiO2)
mineral
Brown Marble
Metamorphic Limestone (CaCO3)
metamorphic
Gneiss
Gneiss
metamorphic
Quartz
Silicon Dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Feldspar (Potassium Feldspar / Orthoclase)
KAlSi3O8 (Potassium Aluminum Silicate)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Raw Specimen)
Silicon Dioxide (SiO2)
mineral
Pyrite
Iron Disulfide (FeS2)
mineral
Pink Granite Gneiss
Gneiss (High-grade metamorphic rock)
metamorphic