Garden Quartz (Lodalite)
Silicon Dioxide with various mineral inclusions (SiO2)
Category
Browse synthetic (not a natural rock) specimens identified by the Rock Identifier community.
Garden Quartz (Lodalite)
Silicon Dioxide with various mineral inclusions (SiO2)
K2 Stone (or K2 Jasper)
Azurite-in-Granite (Potassium Feldspar, Quartz, Plagioclase, Muscovite, and Azurite)
Opalite (a synthetic glass, often confused with Opal)
Silicon dioxide glass (SiO2nH2O, for natural opal)
Cubic Zirconia (Man-made)
Cubic Zirconia (ZrO2) with Enamel and Metal Alloy
Synthetic Sapphire and Ion-X Glass
Single-crystal Alumina (Al2O3) and Ion-strengthened Aluminosilicate Glass
Smoky Quartz
Silicon Dioxide (SiO2)
Citrine
Citrine (Silicon Dioxide, SiO2)
Pink Sapphire
Corundum (Al2O3 with trace Chromium and Iron)
Opalite
Synthetic Opalised Glass
Diamond (or high-quality simulant like Cubic Zirconia)
Carbon (C) - Native Element
Shale with Vein Infillings
Shale (a fine-grained clastic sedimentary rock). The veins could be Calcite (CaCO3), Quartz (SiO2), or other minerals.
Smoky Quartz
Smoky Quartz (Silicon Dioxide, SiO2)
Ruby
Corundum (Al2O3 with Chromium)
Smoky Quartz
Silicon Dioxide (SiO2)
Man-made Green Quartz (Lab-grown or Treated)
Silicon Dioxide (SiO2) with artificial coloration
Man-made Synthetic Material (Costume Faux Fur)
Synthetic Polymer (Polyester/Acrylic)
Hematite
Iron(III) oxide (Fe2O3)
Opalite
Synthetic Opalite Glass (Silicon Dioxide)
Quartz (Smoky Quartz variant)
Silicon Dioxide (SiO2)
Turquoise
Hydrated phosphate of copper and aluminium [CuAl6(PO4)4(OH)8·4H2O]
Amethyst (Tumbled/Weathered Quartz)
Amethyst (SiO2 with iron impurities)
Smoky Quartz
Silicon Dioxide (SiO2)
Blue Goldstone
Synthetic Avanturine Glass (or Aventurine Glass)
Pearl and Garnet Glass
Calcium Carbonate (CaCO3) for pearl; Silicon Dioxide (SiO2) for glass
Smoky Quartz
Silicon Dioxide (SiO2)
Smoky Quartz
Silicon Dioxide (SiO2)
Ametrine
Ametrine (SiO2 - Silicon Dioxide with trace amounts of Iron)
Opalite
Man-made opalescent glass (SiO2 + metal oxides)
Opalite
Synthetic Fluorescent Glass (SiO2 + impurities)
Strawberry Quartz (Lepidocrosite/Hematite-Included Quartz)
Quartz (Silicon Dioxide) with Lepidocrosite or Hematite inclusions (SiO2 + Fe2O3 · nH2O)
Smoky Quartz
Smoky Quartz (Silicon Dioxide - SiO2)
Bismuth
Bismuth (Bi)
Man-made Polished Porcelain Tile (Artificial Geologic Lookalike)
Fused Silicate Ceramic with Alumina (Synthetic Kaolinite derivative)
Synthetic Blue Aura Quartz
Silicon Dioxide (SiO2) with Metallic Infusion
Man-made Slag (Industrial Byproduct)
Anthropogenic Glassy Residue
Dyed Alum or Dyed Quartz (Ornamental Crystal)
Silicon Dioxide (SiO2) or Potassium Alum [KAl(SO4)2·12H2O]
Mystic Topaz
Aluminum silicate fluoride hydroxide with titanium coating (Al2SiO4(F,OH)2)
Smoky Quartz
Silicon Dioxide (SiO2)
Asphalt Concrete (Bituminous Conglomerate)
Anthropogenic Bituminous Conglomerate
Blue Sapphire (in a faceted jewelry setting)
Corundum (Al2O3) with trace Iron and Titanium
Smoky Quartz
Silicon Dioxide (SiO2)
Unidentifiable Rock Fragment