Colorless faceted gemstone, likely quartz (rock crystal)
Quartz, silicon dioxide (SiO₂); exact identification cannot be confirmed from the photograph
Category
Browse synthetic polymer (polylactic acid) specimens identified by the Rock Identifier community.
Colorless faceted gemstone, likely quartz (rock crystal)
Quartz, silicon dioxide (SiO₂); exact identification cannot be confirmed from the photograph
Faceted golden beryl (likely heliodor)
Beryl, Be₃Al₂Si₆O₁₈; yellow color from iron impurities
Diamond
Diamond (C)
Moonstone cabochon (probable)
Adularescent feldspar, usually orthoclase–albite intergrowth (KAlSi3O8–NaAlSi3O8)
Colorless faceted gemstone, likely cubic zirconia
Cubic zirconia (synthetic ZrO₂), possibly glass or quartz
Note: This is a Man-Made Object (Costume/Prop Patch)
Synthetic fiber and pigments (Cellulose/Plastic-based composite)
Polished amber fish carving
Amber (fossilized tree resin), primarily polymerized diterpenoid resin
Amber (likely a small rough amber piece)
Fossilized plant resin; amber is an organic mineraloid, not a crystalline mineral
Raw amber
Amber (fossilized plant resin; commonly succinite, C10H16O)
Amber
Succinite (approximate formula C10H16O)
Amber
Fossilized Tree Resin (C10H16O)
Mother of Pearl (Nacre)
Aragonite (CaCO3) with Organic Matrix
Amber
Succinite (fossilized resin); C10H16O
Amber
Succinicum (C10H16O)
Red Amber (Burmite/Cherry Amber)
Succinite / Retinite (Organic Fossilized Resin, C10H16O)
Amber
Succinite (with empirical formula approximately C10H16O)
Turquoise cabochon pendant
Turquoise, hydrated copper aluminum phosphate — CuAl₆(PO₄)₄(OH)₈·4H₂O
Faceted quartz crystal sphere (likely rock crystal)
Quartz, silicon dioxide (SiO₂)
Beach Pebble Quartzite / Chalcedony Pebble
Silicon Dioxide (SiO2)
Blue-beaded gemstone jewelry, likely lapis lazuli or dyed blue agate
Uncertain from the image; possible lazurite-bearing lapis lazuli (Na₃Ca(Si₃Al₃)O₁₂S) or blue chalcedony (SiO₂)
Emerald
Beryl (Be₃Al₂(SiO₃)‑₆) with Chromium/Vanadium impurities
Likely raw amber-bearing rock or amber-like resin
Amber (fossilized plant resin), chiefly polymerized terpenoid compounds; exact identification is uncertain from the image
Amber
Fossilized plant resin; primarily organic terpenoid compounds (not a mineral)
Amber
Succinite (C10H16O)
Fursuit (Synthetic Fur Specimen)
Canis anthropomorphus syntheticus
Black faceted gemstone, likely spinel or black tourmaline
Most plausibly black spinel (MgAl₂O₄); visually similar possibilities include schorl tourmaline (NaFe₃Al₆(BO₃)₃Si₆O₁₈(OH)₄) or synthetic glass
Blue-green turquoise (probable)
Turquoise, hydrous copper aluminum phosphate — CuAl₆(PO₄)₄(OH)₈·4H₂O
Diamond (or Diamond Simulant)
Carbon (C) if diamond, various if simulant (e.g., Cubic Zirconia - ZrO2, Moissanite - SiC)
Turquoise-colored ring stone (possibly turquoise or imitation)
Turquoise, CuAl₆(PO₄)₄(OH)₈·4H₂O; identity cannot be confirmed from the image
Diamond ring (likely diamond with gold band)
Diamond, crystalline carbon (C); band appears gold alloy
Cubic Zirconia (Simulated Diamond)
Cubic Zirconia (ZrO2)
Cut gemstone ring, likely diamond
Diamond (carbon, C), faceted gemstone; exact stone identification is uncertain from the image
Smoky Quartz
Silicon Dioxide (SiO2)
Smoky Quartz
Silicon Dioxide (SiO2)
Ruby
Corundum (Al2O3 with Chromium traces)
Ruby (in jewelry)
Corundum (Al2O3 with Chromium traces)
Blue Topaz
Topaz [Al2SiO4(F,OH)2]
Amethyst (Tumbled/Weathered Quartz)
Amethyst (SiO2 with iron impurities)
Smoky Quartz
Silicon Dioxide (SiO2)
Smoky Quartz
Smoky Quartz (Silicon Dioxide - SiO2)
Rough Citrine Quartz
Silicon Dioxide (SiO2) with ferric iron impurities
Smoky Quartz
Silicon Dioxide (SiO2)