Goldstone (Red)
Aventurine Glass (SiO2 + Cu)
Category
Browse synthetic glass (often categorized as a simulated mineral) specimens identified by the Rock Identifier community.
Goldstone (Red)
Aventurine Glass (SiO2 + Cu)
Opalite
Synthetic Glass (Simulated Opal)
Opalite
Synthetic Glass (Simulated Opal)
Opalite
Man-made glass (traditionally simulated Opal)
Opalite Egg
Synthetic Glass (Simulated Opal)
Opalite
Synthetic Glass (Simulated Opal)
Opalite
Synthetic Glass (Simulated Moonstone/Opal)
Yellow Quartz
Silicon Dioxide (SiO2)
Abalone Shell (Nacre)
Aragonite (CaCO3) - Biogenic Mineral
Opalite
Synthetic Glass (Amorphized Silicon Dioxide)
Anthracite Coal
Anthracite
Rose Quartz
Quartz (Silicon Dioxide, SiO2)
Costume Jewelry Gemstones (Emerald-imitation and semi-precious beads)
BeCuAl6Si6O18 (Beryl structure), frequently simulated by glass or synthetic spinel
Cat's Eye Moonstone (Simulated/Synthetic or natural Cat's Eye Quartz/Glass)
There is no single scientific name. The appearance suggests either: Moonstone (feldspar group), Cat's Eye Quartz (SiO2), Apatite (Ca5(PO4)3(F,Cl,OH)), or most likely a synthetic material such as Fiber Optic Glass or 'Opalite' (a type of glass).
Blue Goldstone
Synthetic Avanturine Glass (or Aventurine Glass)
Colorless faceted gemstone, likely glass or cubic zirconia
Probably cubic zirconia (zirconium dioxide, ZrO₂); diamond cannot be confirmed visually
Cubic Zirconia (Simulated Diamond)
Zirconium dioxide (ZrO2)
Artisanal Glass Beads (Simulated Goldstone or Aventurine Glass)
Silicon Dioxide (SiO2) with metallic inclusions
Black Sapphire
Corundum (Al2O3)
Cubic Zirconia (Simulated Diamond)
Zirconium Dioxide (ZrO2)
Amber (Simulated/Faturan Style)
Resin mix (Likely Phenolic/Celluloid if synthetic, Succinite if natural)
Faceted Gemstone
Unknown transparent mineral, possibly Diamond (C), Cubic Zirconia (ZrO2), Quartz (SiO2), or Glass
Crackle Glass (Simulated Gemstone)
Amorphous Solid (SiO2)
Opalite
Synthetic Glass (Hydrated Silica Simulant)
Fluorite
Calcium Fluoride (CaF2)
Cubic Zirconia (Simulated Diamond)
Cubic Zirconia (ZrO2)
Diamond (or Diamond Simulant)
C (Carbon) or synthetic equivalent
Cullet Glass (Industrial Slag Glass)
Amorphous Silica (SiO2) with metallic oxide impurities
Lapis Lazuli (Simulated)
Lapis Lazuli (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2
Goldstone (Red)
Aventurine Glass
Opalite
Synthetic Opalised Glass
Opalite
Synthetic Opalite Glass / Opalized Glass
Opalite
Synthetic glass / Opalized glass
Dalmatian Stone
Peralkaline rhyolite
Sandstone (Quartz-rich)
Arenite (primarily SiO2)
Blue Opal Inlay (Simulated/Lab-created)
Hydrated Amorphous Silica (SiO2·nH2O) with polymer resin
Gemstone Ring
Various (Likely Glass, Cubic Zirconia, or assorted semi-precious stones)
Clear Quartz (Faceted) or Cubic Zirconia / Glass imitation
SiO2 (if Quartz), ZrO2 (if Cubic Zirconia)
Opalite
Synthetic Opalised Glass
Opalite
Synthetic glass (SiO2 + impurities)
Opalite (Man-made Glass)
Synthetic Opalised Glass
Chert (Yellow Jasper)
Microcrystalline Quartz (SiO2)