Strawberry Quartz (or Hematoid Quartz)
Silicon Dioxide (SiO2) with inclusions of Hematite or Goethite
mineral
Category
Metamorphic (Modified)
Browse metamorphic (modified) specimens identified by the Rock Identifier community.
Quartz (Milky/Gray variety)
Silicon Dioxide (SiO2)
mineral
Red Aventurine (Strawberry Quartz)
Silicon Dioxide (SiO2) with inclusions of Hematite or Goethite
Mineral
Green Quartz (including Prase or Aventurine variants)
Silicon Dioxide (SiO2) with inclusions (likely Actinolite or Chlorite)
mineral
Red Garnet (Almandine-Pyrope series)
Garnet Group, Almandine (Fe3Al2(SiO4)3) or Pyrope (Mg3Al2(SiO4)3)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Plagioclase Feldspar
Plagioclase Feldspar Series (NaAlSi3O8 - CaAl2Si2O8)
Mineral
Clear Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Clear Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Banded Agate
Cryptocrystalline Quartz (SiO2)
mineral
Rose Quartz
Silicon Dioxide (SiO2) with traces of Titanium, Iron, or Manganese
mineral
Fluorite, Turquoise, and Calcite set
Calcium Fluoride (CaF2), Hydrous Phosphate of Copper and Aluminum (CuAl6(PO4)4(OH)8·4H2O), Calcium Carbonate (CaCO3)
mineral
Amazonite
Microcline (KAlSi3O8) with lead inclusions
mineral
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Quartz (Milky/Common Quartz)
Silicon Dioxide (SiO2)
mineral
Specular Hematite (Specularite)
Iron Oxide (Fe2O3)
mineral
Yellow Calcite
Calcium Carbonate (CaCO3)
mineral
Tiger's Eye
SiO2 (Quartz with inclusion of iron oxides)
mineral
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Sand Grain (Silica/Quartz Grain)
Silicon Dioxide (SiO2)
sedimentary
Pyrite in Matrix
Iron Sulfide (FeS2)
mineral
Mica (Muscovite)
Potassium aluminum silicate - KAl2(AlSi3O10)(OH)2
mineral
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Green Aventurine (Quartz)
SiO2 (Silicon Dioxide with Fuchsite inclusions)
mineral
Raw Green Jasper
Silicon Dioxide (SiO2) with iron silicate inclusions
sedimentary
Green Opal
Hydrated Silica (SiO2·nH2O)
mineraloid
Lapis Lazuli
Lazurite-rich metamorphic rock (approx. (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2)
metamorphic
Lapis Lazuli
Lazurite-rich metamorphic rock (approx. (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2)
metamorphic
Quartzite
Quartzite (SiO2)
metamorphic
Blue Quartzite
Quartzite (specifically a variety enriched with blue-coloring minerals)
Metamorphic Rock
![Schist (Mica Schist (formula variable based on mineral content, typically containing [K,Al,Fe,Mg,Si,O,H])) — metamorphic](https://media.rockidentification.com/82921e91-3bee-4a52-8b94-97f62233f834-thumbnail.jpg)
Schist
Mica Schist (formula variable based on mineral content, typically containing [K,Al,Fe,Mg,Si,O,H])
metamorphic
River Quartzite / Tumble-Polished Quartz
Quartzite (SiO2)
metamorphic
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Quartz (Milky/Clear variety)
Silicon Dioxide (SiO2)
mineral
Muscovite Schist
Muscovite Mica Schist (KAl2(AlSi3O10)(OH)2)
metamorphic
Lapis Lazuli
Sodalite-rich metamorphic rock containing Lazurite (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2
metamorphic
Jadeite
Jadeite (NaAlSi2O6)
metamorphic
Tiger's Eye
Silicified Crocidolite (Silicon Dioxide - SiO2)
metamorphic
Serpentinite (often containing Jadeite/Nephrite)
Antigorite-rich Serpentine Rock, (Mg, Fe)3Si2O5(OH)4
metamorphic
Serpentinite
Serpentinite (complex of Antigorite, Lizardite, and Chrysotile, Mg3Si2O5(OH)4)
metamorphic