Red-orange cabochon, likely carnelian or glass imitation
Carnelian: chalcedony (microcrystalline SiO₂), commonly iron-colored
gemstone
Category
Synthetic (Man Made Glass)
Browse synthetic (man made glass) specimens identified by the Rock Identifier community.
Learn about Synthetic (Man Made Glass) in the encyclopedia
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Opalite
Man-made opalescent glass
gemstone
Opalite
Man-made Glass (Synthetic Opalized Glass)
mineral
Goldstone
Aventurine glass
mineral (man-made glass)
Opalite (Man-made Glass)
Synthetic Silicon Dioxide Glass (SiO2 + metal oxides)
Synthetic Mineral Simulant / Glass
Opalite
Man-made Opalized Glass (Synthetic Glass)
gemstone
Opalite
Man-made opalized glass
mineral
Opalite
Synthetic Opalised Glass
Mineral (Synthetic / Man-made)
Green glassy mineral specimen, likely rough emerald or green fluorite
Tentatively beryl (Be₃Al₂Si₆O₁₈), emerald variety; synthetic/man-made glass cannot be excluded from the photograph
mineral
Opalite (Synthetic Moonstone/Sea Opal)
Silicon Dioxide (SiO2) glass with metallic inclusions
Synthetic/Man-made Glass
Blue Goldstone
Auraventurine (Synthetic glass with cobalt and copper inclusions)
Synthetic (Man-made Glass)
Blue Goldstone
Aventurine Glass (Silicon Dioxide infused with Cobalt/Copper)
Synthetic (Man-made Glass)
Goldstone (Brown/Gold variety)
Aventurine Glass (SiO2 with Copper inclusions)
Synthetic/Man-made glass (often mistaken for a mineral)
Opalite
Synthetic glass / Opalized glass
gemstone
Opalite
Synthetic glass / Simulated opal
gemstone
Opalite
Synthesized glass / Silicon dioxide glass
gemstone
Opalite
Synthetic glass / Opaque silicious glass
gemstone
Opalite
Synthetic glass / Opalized glass
gemstone
Opalite
Synthetic glass (SiO2 + impurities)
mineral
Opalite
Synthetic glass / Opaque silicious glass
gemstone
Opalite
Synthetic Opalite Glass / Opalized Glass
gemstone
Blue crystal pendant (likely blue glass or synthetic crystal)
Not identifiable from the image; possibly synthetic quartz or glass, rather than a natural mineral
gemstone
Blue Obsidian
Volcanic Glass (Amorphous)
gemstone
Goldstone
Aventurine Glass (Man-made)
mineral
Blue Goldstone
Man-made glass infused with copper crystals
mineral
Opalite
Synthesized glass / Silicon dioxide
gemstone
Blue goldstone (man-made glass)
Copper-bearing aventurine glass; synthetic silicate glass
mineral
Opalite (Synthetic Moonstone/Opal)
Synthetic Silica Glass
mineraloid (synthetic)
Opalite
Synthetic Glass (Simulated Opal)
gemstone
Opalite
Synthetic Opalite (Man-made glass)
mineral
Rose Quartz and Cherry Quartz (Dyed Glass/Quartz)
Silicon Dioxide (SiO2) with inclusions/dye
gemstone
Opalite Egg
Synthetic Glass (Simulated Opal)
mineral
Opalite
Synthetic Opalized Glass
gemstone
Opalite
Synthetic Opalised Glass
mineral
Blue-green faceted gemstone, possibly glass or synthetic material
Not identifiable from the image; possible synthetic spinel or glass
gemstone
Faceted clear gemstone in a gold-colored setting
Unidentified transparent faceted stone; possibly quartz, glass, or another colorless gem
gemstone
Opalite
Synthetic Glass (Simulated Opal)
gemstone
Opalite
Synthetic Glass (Silica-based)
gemstone
Opaline Glass (Opalite)
Synthetic Silicon Dioxide Glass
Mineraloid (Man-made)
Opalite
Synthetic Opalised Glass
glass
Goldstone
Man-made glass with copper inclusions
gemstone
Synthetic Resin Charm (Seal Shape)
Polymer Resin with plastic glitter / Polyethylene terephthalate glitters
Synthetic material (Not a rock or mineral)