Goldstone
Aventurine glass
mineral (man-made glass)
Category
Mineral (Man Made Glass)
Browse mineral (man made glass) specimens identified by the Rock Identifier community.
Learn about Mineral (Man Made Glass) in the encyclopedia
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Goldstone (Red/Brown)
Aventurine Glass (SiO2 with Copper inclusions)
Mineral (Man-made glass)
Blue Goldstone
Goldstone (artificial glass)
Mineral (man-made glass, not natural)
Opalite
Synthetic glass / Opalized glass
gemstone
N/A - Non-Geological Item
not a rock/mineral
Opalite
Synthetic glass / Opaque silicious glass
gemstone
Opalite
Synthetic glass / Opalized glass
gemstone
Cullet Glass / Slag Glass
Amorphous silica glass
man-made glass / industrial byproduct
Opalite
Synthetic Opalite Glass / Opalized Glass
gemstone
Sea Glass
Silicon dioxide (mostly)
mineral
Synthetic Resin Charm (Seal Shape)
Polymer Resin with plastic glitter / Polyethylene terephthalate glitters
Synthetic material (Not a rock or mineral)
Opalite
Man-made opalized glass
mineral
Goldstone
Aventurine Glass (Man-made)
mineral
Cobalt Blue Glass / Cullet Glass
Silicon dioxide (Amorphous man-made glass)
mineral
Quartz pebble (Quartztite fragment)
Silicon Dioxide (SiO2)
mineral
Green Obsidian Sphere (man-made glass)
Vitreous Silica with Chromium/Iron additives
mineralogical simulant
Opalite Egg
Synthetic Glass (Simulated Opal)
mineral
One Pound Coin (UK)
Nickel-Brass Alloy (Cu-Zn-Ni)
mineral
Rose Quartz and Cherry Quartz (Dyed Glass/Quartz)
Silicon Dioxide (SiO2) with inclusions/dye
gemstone
Opalite
Man-made Glass (Synthetic Opalized Glass)
mineral
Sea Glass
Man-made vitreous material
mineral
Cullet Glass (Slag Glass)
Amorphous Silicon Dioxide (SiO2) with metallic oxide impurities
mineraloid
Tumbled Clear Quartz/Rock Crystal
Silicon Dioxide (SiO2)
mineral
Opalite
Synthetic Glass (typically Silica/Magnesium based with metal additives)
mineral
Green Quartz / Chrysoprase / Sea Glass
Silicon Dioxide (SiO2)
mineral
Tumbled milky quartz pebble
Quartz (silicon dioxide, SiO₂), opaque-to-translucent milky variety
mineral
Opalite
Synthetic Opalised Glass
mineral
Opalite
Synthetic Opalite (Man-made glass)
mineral
Blue Slag Glass
Anthropogenic Amorphous Silicon Dioxide
mineral
Cullet (Slag Glass)
Amorphous Silica (SiO2) with various metal oxide colorants
mineraloid / anthropogenic
Not a geological specimen
N/A (man-made object)
N/A
Blue Goldstone
Aventurine Glass
man-made glass
Opalite (a synthetic glass)
Silicon Dioxide (SiO2) with various additives; not a true mineral but a man-made gem simulant
Mineral Simulant (Synthetic Glass)
Sea Glass
Amorphous silicon dioxide (man-made glass weathered by nature)
mineral
Opalite (Synthetic Opalized Glass)
Synthetic Silicon Dioxide (SiO2) glass
mineral
Opalite
Synthetic Glass (Simulated Opal)
gemstone
Cullet Glass (Slag Glass)
Amorphous Silicon Dioxide (Industrial Byproduct)
mineraloid
Opalite
Synthetic Glass (Simulated Opal)
mineral
Green Aventurine
SiO2 (Silicon Dioxide with Fuchsite inclusions)
mineral
Opalite (Synthetic Moonstone/Opal)
Synthetic Silica Glass
mineraloid (synthetic)
Aventurine Quartz
Silicon Dioxide (SiO2) with Fuchsite inclusions
metamorphic
Costume Jewelry with Synthetic Gemstones
Synthetic Cubic Zirconia and Glass (SiO2 / ZrO2)
mineral