Tumbled milky quartz pebble
Quartz (silicon dioxide, SiO₂), opaque-to-translucent milky variety
mineral
Category
Man Made Mineral Simulant (Glass)
Browse man made mineral simulant (glass) specimens identified by the Rock Identifier community.
Learn about Man Made Mineral Simulant (Glass) in the encyclopedia
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Dragon's Breath (Mexican Opal Glass)
Artisan Foil Glass (SiO2 based)
mineraloid
Opalite
Synthetic Opalite (Man-made glass)
mineral
Diamond (or Cubic Zirconia simulant)
Carbon (C) - Diamond / Zirconium dioxide (ZrO2) - CZ
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
Man-made opalescent glass
gemstone
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 Opalite Glass
mineraloid (man-made)
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
Aura Quartz (Titanium/Rainbow Quartz)
SiO2 (Silicon Dioxide) with metallic coating
mineral
Sea Glass
Man-made silicate glass
gemstone
Blue Slag Glass
Man-made Silicon Dioxide (Amorphous)
Anthropogenic (Man-made)
Blue Goldstone
Man-made glass with crystalline copper/cobalt inclusions
mineral
Not a rock, mineral, or geological specimen
N/A
Goldstone
Aventurine glass
mineral (man-made glass)
Sea Glass
Man-made silicate glass
sedimentary
Opalite
Synthetic Silicon Dioxide (SiO2)
mineral
Glass
Amorphous Silicon Dioxide (SiO2)
mineraloid
Opalite
Synthetic Glass (Simulated Opal)
gemstone
Opalite
Synthetic Opalized Glass
gemstone
Blue Goldstone
Man-made glass with cobalt and metal flecks
man-made glass
Opalite
Opalescent Glass (SiO2 + coloring agents)
Mineral (Synthetic/Man-made)
Pink Quartz / Sea Glass
Silicon Dioxide (SiO2)
mineral
White quartz pebble
Quartz (SiO₂), likely milky quartz
mineral
Opalite
Synthetic Glass (Silica-based)
gemstone
Opaline Glass (Opalite)
Synthetic Silicon Dioxide Glass
Mineraloid (Man-made)
Slag Glass
Vitreous Silicate Residue
industrial byproduct (anthropogenic rock)
Cullet Glass (Slag)
Amorphous Silicon Dioxide (Man-made)
Mineraloid
Goldstone (Red)
Aventurine Glass (Cupriferous glass)
Synthetic Glass (Man-made)
Beads (likely glass or man-made material)
N/A (artificial material)
Man-made material, not a natural rock or mineral specimen
Cullet Glass (Slag Glass)
Amorphous Silicon Dioxide (Industrial Man-made)
mineraloid
Opalite
Synthetic Opalized Glass / Man-made Glass
gemstone