Quartz (Variety: Citrine or Tumbled Chalcedony)
Silicon Dioxide (SiO2)
Category
Browse synthetic (man made material mimicking natural stone) specimens identified by the Rock Identifier community.
Quartz (Variety: Citrine or Tumbled Chalcedony)
Silicon Dioxide (SiO2)
Orange Quartzite / Quartz
Silicon Dioxide (SiO2) with iron oxide inclusions
Sandstone (Ferruginous)
Arenite (Fe2O3 stained)
Diamond (in a jewelry setting)
Carbon (C)
Turquoise
Hydrated phosphate of copper and aluminium - CuAl6(PO4)4(OH)8·4H2O
Hag Stone
Calcareous sedimentary rock (often Chert, Flint, or Limestone)
Sandstone (Quartzite-rich)
Clastic sedimentary rock (primarily SiO2)
Lepidolite on Pegmatite
Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2) in Granitic Pegmatite
Sandstone (Quartzose Sandstone)
Arenite (primarily SiO2)
Turquoise
Hydrated phosphate of copper and aluminium: CuAl6(PO4)4(OH)8·4H2O
Sandstone (Stream-rounded)
Arenite (SiO2 based)
Coquina
Coquina (a type of limestone)
Quartz
Quartz (SiO₂)
Halite (Rock Salt)
Halite; NaCl (Sodium Chloride)
Citrine or Yellow Quartz
Silicon Dioxide (SiO2) with iron impurities
Sandstone (Quartzose)
Arenite (primarily SiO2)
Sandstone (likely Quartzose)
Arenite (SiO2 principal mineral)
Chert (Black Chert/Flint)
Silicon Dioxide (SiO2)
Sandstone (lithic wacke)
Arenite / Lithic Wacke (mostly SiO2 with rock fragments)
Red Cubic Zirconia (Simulated Garnet)
Zirconium Dioxide (ZrO2)
Diamond
Diamond (Carbon, C)
Diamond
Diamond (C)
Obsidian
Obsidian (volcanic glass)
Citrine Quartz Sphere
Silicon Dioxide (SiO2)
Sandstone (likely Quartzose type)
Clastic sedimentary rock (primarily SiO2)
Sandstone (with Manganese staining)
Arenite (composed primarily of SiO2)
Sandstone
Arenite (SiO2 predominantly)
Sandstone (Quartzite Pebble)
Arenite (SiO2)
Sandstone (Ferruginous)
Arenite (Fe2O3 enriched)
Sandstone
Arenite
Milky Quartz
Silicon Dioxide (SiO2)
Citrine
Citrine (Silicon Dioxide, SiO2)
Diamond (appearing in jewelry)
Diamond (pure Carbon, C)
Rhodonite
Manganese Inosilicate (Mn,Fe,Mg,Ca)SiO3
Granite
Phaneritic plutonic rock (Quartz + Feldspar + Mica)
Sandstone
Clastic sedimentary rock (primarily SiO2)
Sandstone (Micaceous)
Arenite (composed primarily of SiO2)
Quartzite
Quartzite (primarily SiO2)
Lepidolite
Lepidolite (K(Li,Al)3(Al,Si)4O10(F,OH)2)
Limestone
Calcium Carbonate (CaCO3)
Shiva Lingam
Cryptocrystalline Quartz (Jasper/Chalcedony) with Iron Oxide inclusions
Sandstone with Tafoni Weathering
Arenite (SiO2 based)