Agate
Agate (Silicon Dioxide, SiO2)
Category
Browse mineral (man enhanced) specimens identified by the Rock Identifier community.
Agate
Agate (Silicon Dioxide, SiO2)
Blue Sapphire (Ceylon)
Corundum (Al2O3) with traces of Iron and Titanium
Dyed Quartz (often sold as 'Blue Quartz' or 'Blue Agate')
Silicon Dioxide (SiO2) with artificial pigment
Red Slag Glass
Amorphous Silica (Industrial byproduct with metallic oxide dopants)
Moonstone
Adularia (orthoclase feldspar variety)
Bornite (Peacock Ore)
Bornite (Cu5FeS4)
Mixed Gemstone Beaded Jewelry
Various minerals (e.g., Quartz varieties like Rose Quartz, Amethyst; Peridot; Garnet; etc.)
Opalite
Synthetic Opalised Glass
Turquoise
Hydrated phosphate of copper and aluminium: CuAl6(PO4)4(OH)8·4H2O
Pink Dyed Agate
Silicon Dioxide (SiO2) with synthetic pigment
Purple Banded Agate
Cryptocrystalline Quartz (SiO2)
Blue Agate (Dyed)
Silicon Dioxide (SiO2) with artificial pigment
Ruby
Corundum (Al2O3:Cr)
Opalite
Man-made glass (traditionally simulated Opal)
Quartz (likely Jasper or Chert variety)
Quartz (SiO₂)
Ocean Jasper
Orbicular Jasper (variety of Chalcedony - SiO2)
Opalite
Synthetic Glass, SiO2 base with metallic inclusions
Iron Slag
Iron/Steel Slag (Ferrosilicate Glass)
Carborundum (Silicon Carbide)
Silicon Carbide (SiC) / Moissanite (natural form)
Hematite
Iron(III) oxide (Fe2O3)
Dyed Crackle Quartz
Silicon Dioxide (SiO2) with synthetic dye
Goldstone (Red)
Aventurine Glass (SiO2 + Cu)
Opalite
Man-made opalescent glass (SiO2 + metal oxides)
Lapis Lazuli
Lapis Lazuli (a rock, not a single mineral; primary mineral is Lazurite (Na,Ca)8(AlSiO4)6(S,SO4,Cl)1-2
Carborundum (Silicon Carbide)
Silicon Carbide (SiC)
Onyx
Onyx (a variety of Chalcedony, SiO₂)
Pink Cubic Zirconia (CZ)
Zirconium Dioxide (ZrO2)
Rhodonite
Rhodonite (MnSiO3)
Aventurine
Quartz containing inclusions of Fuchsite (SiO2 + K(Al,Cr)2AlSi3O10(OH)2)
Rutilated Quartz
SiO2 with TiO2 inclusions
Green Glass (often marketed as 'Obsidian' or 'Green Quartz')
Amorphous Silica (SiO2) with copper or chromium additives
Opalite (Man-made Glass)
Synthetic Silicon Dioxide Glass (SiO2 + metal oxides)
Opalite (Man-made Glass)
Fused glass (typically made of dolomite and metal opacifiers)
Blue Goldstone
Aventurine Glass
Goldstone (Red/Brown)
Aventurine Glass (SiO2 with Copper inclusions)
Moonstone (bead form)
Potassium Aluminum Silicate (KAlSi3O8) - a variety of Orthoclase Feldspar
Goldstone (with Tiger's Eye and Quartz)
Aventurine glass (Synthetic SiO2 with Cu inclusions)
Sandstone (with man-made markings)
Arenite (composed primarily of Quartz, SiO2)
Rutilated Quartz
Quartz with Rutile inclusions (SiO2 with TiO2 inclusions)
Libyan Desert Glass
Impact-melt silica glass (SiO2 + traces of Al, Fe, Ti)
Ferro-silicate Slag
Industrial Vitrified Slag (High-silica amorphous glass)
Amber (specifically Cherry Amber)
Succinite (with the chemical formula C10H16O)