Rock Identifier

Category

Mineral (Synthetic Glass)

Browse mineral (synthetic glass) specimens identified by the Rock Identifier community.

Learn about Mineral (Synthetic Glass) in the encyclopedia

Opalite

Porphyritic Obsidian

Porphyritic Obsidian

Gold Sheen Obsidian

Starry Night Obsidian

Decorative gemstone bracelet or jewelry (Unidentifiable from the blurred image; likely colored glass or synthetic stones, possibly mixed gemstone beads) — gemstone

Decorative gemstone bracelet or jewelry

Unidentifiable from the blurred image; likely colored glass or synthetic stones, possibly mixed gemstone beads

Blue Goldstone (Aventurine Glass (SiO2 with Co and metallic inclusions)) — mineral (synthetic glass)

Blue Goldstone

Aventurine Glass (SiO2 with Co and metallic inclusions)

mineral (synthetic glass)

Faceted Gemstone (Unknown transparent mineral, possibly Diamond (C), Cubic Zirconia (ZrO2), Quartz (SiO2), or Glass) — gemstone

Faceted Gemstone

Unknown transparent mineral, possibly Diamond (C), Cubic Zirconia (ZrO2), Quartz (SiO2), or Glass

Opalite (Synthetic glass / Opalized glass) — gemstone

Opalite

Synthetic glass / Opalized glass

Opalite (Synthetic Opalite Glass / Opalized Glass) — gemstone

Opalite

Synthetic Opalite Glass / Opalized Glass

Opalite (Synthetic Opalised Glass) — mineral

Opalite

Synthetic Opalised Glass

Opalite (Synthetic Opalised Glass) — mineral

Opalite

Synthetic Opalised Glass

Opalite (Man-made Glass) (Synthetic Opalised Glass) — mineral

Opalite (Man-made Glass)

Synthetic Opalised Glass

Blue cabochon gemstone, likely synthetic spinel or glass (Undetermined; possible synthetic cobalt-blue spinel (MgAl₂O₄) or colored glass) — gemstone

Blue cabochon gemstone, likely synthetic spinel or glass

Undetermined; possible synthetic cobalt-blue spinel (MgAl₂O₄) or colored glass

Clear Quartz (Faceted) or Cubic Zirconia / Glass imitation (SiO2 (if Quartz), ZrO2 (if Cubic Zirconia)) — mineral

Clear Quartz (Faceted) or Cubic Zirconia / Glass imitation

SiO2 (if Quartz), ZrO2 (if Cubic Zirconia)

Opalite (Synthetic glass (SiO2 + impurities)) — mineral

Opalite

Synthetic glass (SiO2 + impurities)

Blue Goldstone (Man-made glass with crystalline copper/cobalt inclusions) — mineral

Blue Goldstone

Man-made glass with crystalline copper/cobalt inclusions

Opalite (Synthetic Moonstone/Sea Opal) (Silicon Dioxide (SiO2) glass with metallic inclusions) — Synthetic/Man-made Glass

Opalite (Synthetic Moonstone/Sea Opal)

Silicon Dioxide (SiO2) glass with metallic inclusions

Synthetic/Man-made Glass

Opalite (Synthetic Opalite Glass) — mineraloid (man-made)

Opalite

Synthetic Opalite Glass

mineraloid (man-made)

Gemstone Ring (Various (Likely Glass, Cubic Zirconia, or assorted semi-precious stones)) — gemstone

Gemstone Ring

Various (Likely Glass, Cubic Zirconia, or assorted semi-precious stones)

Opalite (Synthetic glass / Opaque silicious glass) — gemstone

Opalite

Synthetic glass / Opaque silicious glass

Opalite (Man-made glass (traditionally simulated Opal)) — mineral

Opalite

Man-made glass (traditionally simulated Opal)

Small colored gemstone or glass cabochons (uncertain) (Not identifiable from the image; the pieces may be colored glass or synthetic stones rather than natural minerals.) — gemstone

Small colored gemstone or glass cabochons (uncertain)

Not identifiable from the image; the pieces may be colored glass or synthetic stones rather than natural minerals.

Opalite (Synthetic Silicon Dioxide (SiO2)) — mineral

Opalite

Synthetic Silicon Dioxide (SiO2)

Opalite Egg (Synthetic Glass (Simulated Opal)) — mineral

Opalite Egg

Synthetic Glass (Simulated Opal)

Cubic Zirconia (as used in jewelry setting) (Zirconium dioxide (ZrO2)) — mineral

Cubic Zirconia (as used in jewelry setting)

Zirconium dioxide (ZrO2)

Opalite (Synthetic opalescent glass) — glass

Opalite

Synthetic opalescent glass

Opalite (Synthetic Opalized Glass) — mineraloid (man-made)

Opalite

Synthetic Opalized Glass

mineraloid (man-made)

Opalite (Synthetic Glass (Simulated Opal)) — mineral

Opalite

Synthetic Glass (Simulated Opal)

Goldstone (Aventurine Glass (Man-made)) — mineral

Goldstone

Aventurine Glass (Man-made)

Opalite (Synthetic Opalized Glass) — gemstone

Opalite

Synthetic Opalized Glass

Red cabochon gemstone ring (likely glass or synthetic stone) (Undetermined; the image does not establish a natural mineral identity) — gemstone

Red cabochon gemstone ring (likely glass or synthetic stone)

Undetermined; the image does not establish a natural mineral identity

Opalite (Synthetic Glass (SiO2 + impurities)) — mineral

Opalite

Synthetic Glass (SiO2 + impurities)

Opalite (Synthetic Opalised Glass) — Mineral (Synthetic / Man-made)

Opalite

Synthetic Opalised Glass

Mineral (Synthetic / Man-made)

Cobalt Glass Slug (Man-made Glass) (Amorphous Silica with Cobalt Oxide (SiO2 + CoO)) — mineraloid

Cobalt Glass Slug (Man-made Glass)

Amorphous Silica with Cobalt Oxide (SiO2 + CoO)

Loose faceted colorless gemstones, likely quartz or glass-like mineral chips (Most consistent with quartz (SiO₂), though the photograph cannot exclude synthetic cubic zirconia or glass) — gemstone

Loose faceted colorless gemstones, likely quartz or glass-like mineral chips

Most consistent with quartz (SiO₂), though the photograph cannot exclude synthetic cubic zirconia or glass

Small clear crystal, possibly quartz or glass-like gemstone (Uncertain; likely quartz (SiO₂), but the image is insufficient to exclude man-made glass or cubic zirconia) — mineral

Small clear crystal, possibly quartz or glass-like gemstone

Uncertain; likely quartz (SiO₂), but the image is insufficient to exclude man-made glass or cubic zirconia

Goldstone (Brown) (Aventurine glass) — mineraloid (man-made)

Goldstone (Brown)

Aventurine glass

mineraloid (man-made)

Opalite (Synthetic Moonstone/Opal) (Synthetic Silica Glass) — mineraloid (synthetic)

Opalite (Synthetic Moonstone/Opal)

Synthetic Silica Glass

mineraloid (synthetic)

Blue cabochon gemstone ring (Uncertain; likely blue sapphire (corundum, Al₂O₃), blue topaz, or synthetic glass/spinel) — gemstone

Blue cabochon gemstone ring

Uncertain; likely blue sapphire (corundum, Al₂O₃), blue topaz, or synthetic glass/spinel

Opalite (Synthetic Opalite (Man-made glass)) — mineral

Opalite

Synthetic Opalite (Man-made glass)

Opalite (Synthetic Opalized Glass) (Synthetic Silicon Dioxide (SiO2) glass) — mineral

Opalite (Synthetic Opalized Glass)

Synthetic Silicon Dioxide (SiO2) glass

Opalite (Synthetic Opalised Glass) — glass

Opalite

Synthetic Opalised Glass

Clear Quartz crystals on a Matrix base (Geode fragment) (Silicon Dioxide (SiO2)) — mineral

Clear Quartz crystals on a Matrix base (Geode fragment)

Silicon Dioxide (SiO2)

Opalite (Synthetic glass / Opalized glass) — gemstone

Opalite

Synthetic glass / Opalized 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)

Opalite (a synthetic glass)

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

Mineral Simulant (Synthetic Glass)

Blue Goldstone (Aventurine Glass) — Man-made mineral simulant (Glass)

Blue Goldstone

Aventurine Glass

Man-made mineral simulant (Glass)