Diamond (or high-quality simulant like Cubic Zirconia)
Carbon (C) - Native Element
Category
Browse synthetic (ceramic) specimens identified by the Rock Identifier community.
Diamond (or high-quality simulant like Cubic Zirconia)
Carbon (C) - Native Element
Opalite (a synthetic glass)
Silicon Dioxide (SiO2) with various additives; not a true mineral but a man-made gem simulant
Galena
Lead(II) sulfide (PbS)
Emerald
Beryl (Be3Al2(SiO3)6) with trace Chromium/Vanadium
Opalite
Man-made opalescent glass (SiO2 + metal oxides)
Blue Sapphire
Corundum (Al2O3)
Ruby (Corundum)
Corundum (Aluminum Oxide) with chromium trace elements, Al2O3
Pink Sapphire
Corundum (Al2O3 with trace Chromium and Iron)
Ruby
Corundum (Aluminium Oxide with Chromium impurities, Al2O3:Cr)
Chipped Glass/Plastic Fragment
Silicon dioxide (SiO2) for glass (amorphous) or various polymer compounds for plastic
Rose Quartz
Silicon Dioxide (SiO2)
Hematite
Iron(III) oxide (Fe2O3)
Hematite
Iron(III) oxide (Fe2O3)
Blue Goldstone
Auraventurine (Synthetic glass with cobalt and copper inclusions)
Goldstone (with Tiger's Eye and Quartz)
Aventurine glass (Synthetic SiO2 with Cu inclusions)
Goldstone
Aventurine glass (Synthetic glass with copper inclusions)
Blue Goldstone
Aventurine Glass (SiO2 with Co and metallic inclusions)
Fired Clay Brick (Anthropic Rock substitute)
Anthropogenic polycrystalline ceramic (predominantly Mullite and Quartz: Al6Si2O13 + SiO2)
Jadeite and Mixed Gemstones (Ruby, Sapphire, Emerald)
Jadeite (NaAlSi2O6), Corundum (Al2O3), Beryl (Be3Al2(Si6O18))
Staurolite (Cross Stone)
Staurolite (Fe2+2Al9Si4O23(OH))
Smoky Quartz
Silicon Dioxide (SiO2)
Smoky Quartz
SiO2 (Silicon Dioxide)
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
Ruby
Corundum (Al2O3) with Chromium traces
Goldstone
Avventurina (Cu + SiO2 glass)
Smoky Quartz
Silicon Dioxide (SiO2)
Blue Opal Inlay (Simulated/Lab-created)
Hydrated Amorphous Silica (SiO2·nH2O) with polymer resin
Lapis Lazuli
Lazurite-dominant rock, (Na,Ca)8(AlSiO4)6(SO4,S,Cl)2
Blue Goldstone
Aventurine Glass
Emerald
Beryl (Be3Al2(SiO3)6) with Chromium/Vanadium impurities
Ring with an Orange Inlay
N/A (Man-made object)
Diamond
Native Carbon (C)
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Cubic Zirconia (Simulated Diamond)
Zirconium Dioxide (ZrO2)
Goldstone (Red)
Aventurine Glass
Smoky Quartz
Silicon Dioxide (SiO2)
Lapis Lazuli (in Matrix)
Na8[Al6Si6O24]S2 (Lazurite as the primary component)
Bismuth
Bismuth (Bi)
Brick
Fired clay or Ceramic material (no specific mineralogical scientific name as it's a composite)
Rough Corundum (likely Sapphire or Common Corundum)
Aluminum oxide (Al2O3)
Porcelain (Kaolin-based)
Alumina silicate ceramic (composed primarily of Kaolinite: Al2Si2O5(OH)4)
White Sapphire
Corundum (Al2O3)