Lapis Lazuli
Lazurite-dominant metamorphic rock, Na8[Al6Si6O24]n(S,Cl,SO4,OH)2
Category
Browse mineral simulant (synthetic glass) specimens identified by the Rock Identifier community.
Lapis Lazuli
Lazurite-dominant metamorphic rock, Na8[Al6Si6O24]n(S,Cl,SO4,OH)2
Ruby
Corundum (Al2O3 with Chromium traces)
Synthetic Resin Charm (Seal Shape)
Polymer Resin with plastic glitter / Polyethylene terephthalate glitters
Emerald
Beryl (Be₃Al₂(SiO₃)‑₆) with Chromium/Vanadium impurities
Ruby (in jewelry)
Corundum (Al2O3 with Chromium traces)
Synthetic Faux Fur Fursuit
Polyacrylonitrile / Polyester (Synthetic Textile)
Ruby (set in a gold pendant)
Ruby (Variety of Corundum, Al2O3)
Sapphire (likely blue synthetic sapphire or blue glass in a ring)
Corundum (Al₂O₃), specifically the blue variety due to trace amounts of iron and titanium impurities. If synthetic, it would still be Al₂O₃.
Tumbled turquoise cabochon
Turquoise, CuAl₆(PO₄)₄(OH)₈·4H₂O
Synthetic Resin (Artificial Specimen)
Polyurethane or Polyester Resin
Pearls (likely freshwater cultured pearls)
Pearl: nacre, primarily aragonite (CaCO₃) with conchiolin
Blue cabochon gemstone ring
Likely blue turquoise, glass-filled sapphire, or blue spinel; exact identification requires testing
Blue-green turquoise (probable)
Turquoise, hydrous copper aluminum phosphate — CuAl₆(PO₄)₄(OH)₈·4H₂O
Blue Agate Geode (Dyed)
Cryptocrystalline Quartz (SiO2)
Staurolite (Fairy Stone)
Staurolite (Fe2+2Al9Si4O23(OH))
Yellow faceted gemstone earrings, likely citrine or yellow beryl
Citrine: quartz, SiO₂; possible yellow beryl: Be₃Al₂Si₆O₁₈
Opal cabochon or opal-like decorative specimen
Hydrated amorphous silica, SiO₂·nH₂O; likely synthetic or assembled opal material
Smoky Quartz
Silicon Dioxide (SiO2)
Ruby
Corundum (Al2O3 with Chromium traces)
Amethyst (Tumbled/Weathered Quartz)
Amethyst (SiO2 with iron impurities)
Note: This is a Man-Made Object (Costume/Prop Patch)
Synthetic fiber and pigments (Cellulose/Plastic-based composite)
Chalcanthite
Copper(II) sulfate pentahydrate (CuSO4·5H2O)
Blue quartz (likely dyed or synthetic-treated quartz beads)
Quartz, silicon dioxide (SiO₂)
Carborundum (Silicon Carbide)
Silicon Carbide (SiC)
Cubic Zirconia (Simulated Diamond)
Cubic Zirconia (ZrO2)
Blue glassy mineral fragment, possibly dyed/cobalt-colored calcite or aragonite
Uncertain from image; vivid blue coloration may indicate treated calcite (CaCO₃), aragonite (CaCO₃), or synthetic glass
Faceted blue gemstone, likely blue topaz or synthetic spinel
Topaz (Al₂SiO₄(F,OH)₂) or synthetic spinel (MgAl₂O₄); image insufficient for certainty
Ametrine
Ametrine (SiO2 - Silicon Dioxide with trace amounts of Iron)
Opalite
Man-made synthetic glass with opalescent effects (SiO2 + metal oxides)
Raw ruby (likely corundum)
Corundum, Al₂O₃; red color caused mainly by chromium
Iolite (Cordierite)
Cordierite (Magnesium Aluminum Silicate), Mg2Al4Si5O18
Smoky Quartz (with Druzy/Polished Edge)
Smoky Quartz (Silicon Dioxide, SiO2)
Diamond jewelry pendant or cluster
Diamond, crystalline carbon (C), likely mounted in metal
Diamond cluster ring
Diamond (carbon, C), faceted and set in jewelry
Red-orange cabochon, likely carnelian or glass imitation
Carnelian: chalcedony (microcrystalline SiO₂), commonly iron-colored
Yellow-orange faceted gemstone, likely citrine or yellow topaz
Citrine: quartz, SiO₂; yellow topaz: Al₂SiO₄(F,OH)₂
Crystal Quartz Beads (likely Clear Quartz)
Quartz (SiO₂)
Zircon
Zirconium Silicate (ZrSiO₄)
Turquoise cabochon pendant
Turquoise, hydrated copper aluminum phosphate — CuAl₆(PO₄)₄(OH)₈·4H₂O
Dalmatian Stone
Dalmatian Stone (Felsic Igneous Rock)
Borosilicate Glass (Manufactured)
SiO2 + B2O3 (Silicon dioxide and Boron trioxide)
Carborundum (Silicon Carbide)
Silicon Carbide (SiC)