Cubic Zirconia
Cubic Zirconium Dioxide (ZrO2)
gemstone
Category
Synthetic (Glass)
Browse synthetic (glass) specimens identified by the Rock Identifier community.
Learn about Synthetic (Glass) in the encyclopedia
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Crackled Quartz (Dyed)
Silicon Dioxide (SiO2)
mineral
Lapis Lazuli
Lazurite-dominated metamorphic rock ((Na,Ca)8(AlSiO4)6(SO4,S,Cl)2)
metamorphic
Rose Quartz
Silicon Dioxide (SiO2)
mineral
Clear quartz sphere
Quartz (silicon dioxide, SiO₂), likely rock crystal or low-grade milky quartz
mineral
Yellow-orange faceted gemstone, likely citrine or yellow topaz
Citrine: quartz, SiO₂; yellow topaz: Al₂SiO₄(F,OH)₂
gemstone
Silicon
Element Si
mineral
White seed-bead gemstone strand, likely freshwater pearl or shell pearl
Pearl: nacreous calcium carbonate, chiefly aragonite (CaCO₃) in conchiolin; identification uncertain from image
gemstone
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Turquoise
CuAl6(PO4)4(OH)8·4H2O
mineral
Digital Multimeter (Synthetic Object)
Digital Multimeter (DMM)
not a rock
Diamond (or Diamond Simulant)
C (Carbon) or synthetic equivalent
gemstone
Cubic Zirconia
Zirconium dioxide (ZrO2)
gemstone
Lapis Lazuli (Tumbled Stone)
Na6Ca2(Al6Si6O24)(SO4,S,Cl)2 (predominantly Lazurite)
metamorphic
Silicon Carbide (Carborundum)
Silicon Carbide (SiC)
mineral
Synthetic Faux Fur Fursuit
Polyacrylonitrile / Polyester (Synthetic Textile)
not a rock (synthetic material/costume)
Gold and Cubic Zirconia (San Judas Tadeo Pendant)
Native Gold (Au) with Synthetic Cubic Zirconia (ZrO2)
mineral
Emerald
Beryl (Be3Al2(SiO3)6) with Chromium/Vanadium impurities
mineral
Bouncy Ball (Synthetic Rubber Polymer)
Polybutadiene / Ethylene Vinyl Acetate (EVA)
Synthetic material (Not a rock or mineral)
Dyed Agate Slice
Silicon Dioxide (SiO2) with artificial dyes
mineral
Man-made Ceramic / Clay Figurine
Aluminosilicate Ceramic (Processed Clay)
Synthetic (not a rock or mineral)
Diamond (or Cubic Zirconia)
Crystallized Carbon (C) for Diamond; Zirconium Dioxide (ZrO2) for CZ
mineral
Note: The image provided is a fabric sock, not a geological specimen.
Polyester-Cotton Blend with Elastane
Synthetic/Natural Fiber (Non-Geological)
Blue Sapphire
Corundum (Al2O3) with traces of Iron and Titanium
mineral
Blue Sapphire
Corundum (Al2O3)
gemstone
Ametrine
SiO2 (Silicon Dioxide with iron impurities)
gemstone
Goldstone (aventurine glass)
Synthetic copper-bearing soda-lime glass; commonly sold as red goldstone
gemstone
Carborundum (Silicon Carbide)
Silicon carbide (SiC)
mineral
Cubic Zirconia (CZ)
Cubic Zirconium Dioxide (ZrO2)
mineral (synthetic)
Cubic Zirconia (as a jewelry specimen)
Zirconium dioxide (ZrO2)
mineral
Moissanite
Silicon Carbide (SiC)
mineral
Blue chalcedony cabochon (probable)
Chalcedony, cryptocrystalline quartz; silicon dioxide (SiO₂)
gemstone
Smoky Quartz
SiO2 (Silicon Dioxide)
mineral
Emerald in Matrix
Beryl (Be3Al2Si6O18) with Chromium/Vanadium impurities
mineral
Pink Sapphire
Corundum (Al2O3 with trace Chromium and Iron)
mineral
Diamond (or Cubic Zirconia simulant)
C (Carbon) or ZrO2 (Zirconium Dioxide)
gemstone
Orgonite Pyramid (containing Amethyst and mixed minerals)
Silicon Dioxide (SiO2) in synthetic resin
gemstone
Diamond or Cubic Zirconia
Carbon (diamond) or Zirconium dioxide (cubic zirconia)
gemstone
Emerald
Beryl (Be₃Al₂Si₆Oထ₈) with Chromium/Vanadium impurities
gemstone
Synthetic Marbled Aggregate (Footwear Component)
Ethylene-vinyl acetate (Croslite™)
not a rock (man-made polymer)
Silicon Carbide (Carborundum)
Moissanite (SiC), though mostly synthetic
mineral
Sapphire
Corundum (Al2O3)
gemstone