Mineral (Synthetic Glass)

Opalite (Synthetic Opalized Glass)

Synthetic Silicon Dioxide (SiO2) glass

Opalite

Synthetic Opalised Glass

Opalite

Synthetic glass / Opalized glass

Strawberry Quartz (or Sunstone / Tumbled Quartz)

Silicon Dioxide (SiO2) with Hematite/Lepidocrocite inclusions

Pearl and Garnet Glass

Calcium Carbonate (CaCO3) for pearl; Silicon Dioxide (SiO2) for glass

Opalite

Synthetic Opalized Glass / Man-made Glass

Cherry Quartz with Rose Quartz

Crystalline Quartz (SiO2) with glass-based synthetic components

Strawberry Quartz (Hematoid Quartz)

Silicon Dioxide with Iron Oxide inclusions (SiO2 + Fe2O3)

Costume Jewelry Gemstones (Emerald-imitation and semi-precious beads)

BeCuAl6Si6O18 (Beryl structure), frequently simulated by glass or synthetic spinel

Blue glass-like gemstone specimen (likely dyed or synthetic quartz)

Uncertain; possibly blue-dyed quartz or synthetic glass, not confidently identifiable from the image

Zirconia (Ceramic) & Ion-X Glass

Zirconium Dioxide (ZrO2) and Ion-strengthened Aluminosilicate Glass

Likely blue glass or synthetic gemstone jewelry

Uncertain; possibly synthetic spinel, cubic zirconia, or blue glass

Garden Quartz (Lodalite)

Silicon Dioxide with various mineral inclusions (SiO2)

Opalite (a synthetic glass)

Silicon Dioxide (SiO2) with various additives; not a true mineral but a man-made gem simulant

Green glass-like cabochon, likely synthetic glass or resin

Unidentified green transparent material; possibly molded glass, synthetic spinel, or resin

Blue Goldstone

Man-made glass with cobalt and metal flecks

Chipped Glass/Plastic Fragment

Silicon dioxide (SiO2) for glass (amorphous) or various polymer compounds for plastic

Opalite

Synthetic Glass (Simulated Opal)

Ruby / Red Corundum

Al2O3 (Aluminum Oxide with Chromium trace)

Opalite

Synthetically produced glass (Silicon Dioxide with metallic inclusions)

Opalite

Man-made opalized glass

Clear Quartz (faceted) / Diamond Simulant

Silicon Dioxide (SiO2) / Cubic Zirconia (ZrO2)

Goldstone

Aventurine Glass (SiO2 + Cu small inclusions)

Tumbled amethyst

Quartz, crystalline silicon dioxide (SiO₂), purple variety colored mainly by iron impurities and irradiation

Synthetic Sapphire and Ion-X Glass

Single-crystal Alumina (Al2O3) and Ion-strengthened Aluminosilicate Glass

Green Obsidian Sphere (man-made glass)

Vitreous Silica with Chromium/Iron additives

Spinel

Magnesium Aluminum Oxide (MgAl2O4)

Strawberry Quartz and Rose Quartz

Silicon Dioxide (SiO2) with inclusions

Cubic Zirconia (CZ)

Zirconium dioxide (ZrO2)

Blue opalite (often sold as synthetic opal)

Opalite glass; amorphous hydrated silica if natural opal (SiO₂·nH₂O)

Opalite

Synthetic Glass (Hydrated Silica Simulant)

Blue Sapphire (likely costume glass imitation)

Corundum (Al2O3) with iron/titanium impurities

Red gemstone ring, likely garnet or synthetic ruby

Possibly almandine garnet (Fe₃Al₂(SiO₄)₃) or corundum/ruby (Al₂O₃); image alone cannot distinguish

Opalite

Synthetic Glass (Simulated Opal)

Opalite

Opalescent Glass (SiO2 + coloring agents)

Opalite

Synthetic glass (SiO2 + metal additions)

Luminous Stone (Glow-in-the-dark Synthetic/Man-made Stone)

Strontium Aluminate tinted glass or resin (Crystalline silicate/oxide mix)

Cubic Zirconia

Zirconium dioxide (ZrO2)

Artisanal Glass Beads (Simulated Goldstone or Aventurine Glass)

Silicon Dioxide (SiO2) with metallic inclusions

Blue Goldstone

Aventurine Glass

Opalite

Synthetic Opalite Glass (Silicon Dioxide)

Opalite

Synthetic Glass / Man-made Opal Simulant