Cobalt Glass Slug (Cullet)
Man-made Silicate Glass with Cobalt Oxide (CoO)
Category
Browse man made glass mineral simulant specimens identified by the Rock Identifier community.
Cobalt Glass Slug (Cullet)
Man-made Silicate Glass with Cobalt Oxide (CoO)
Sandstone (with Liesegang rings or joints)
Clastic Sedimentary Rock (primarily Quartz with Iron Oxide cement)
Concretion
Sedimentary Concretion (Ironstone / Calcite Concretion)
Concrete Rubble with Aggregate
Hardened Portland Cement Paste with Coarse Aggregate
Mother of Pearl (Nacre)
Aragonite (CaCO3) with Organic Matrix
Man-made Crystal (Lead Glass)
Lead oxide-doped Silica Glass (approx. SiO2 + PbO)
Goldstone (Brown/Gold)
Aventurine Glass (Man-made glass with Copper inclusions)
Slag
Anthropogenic Vitreous Silica/Iron oxides
Dyed Crackle Quartz (Green)
Quenching-treated Quartz (Silicon Dioxide, SiO2)
Crushed Stone (Likely Limestone or Granite)
Calcium Carbonate (CaCO3) for Limestone / Quartz and Feldspar for Granite
Cullet (Slag Glass)
Amorphous Silica (Industrial byproduct)
Concrete Paver (Artificial Cementitious Rock)
Hydrated Portland Cement Aggregate
Chert Arrowhead (Projectile Point)
Microcrystalline Quartz (Chert or Flint)
Carborundum (Silicon Carbide)
Silicon carbide (SiC)
Slag Glass (Leland Blue variant)
Anthropogenic Vitreous Silicate
Sandstone Concretion
Clastic Sedimentary Concretion (typically Quartz/Silica with Iron Oxide)
Aura Quartz
Titanium-coated Silicon Dioxide (SiO2)
Aqua Aura Quartz
Titanium/Gold-coated Silicon Dioxide (SiO2)
Silicon Carbide (Carborundum)
Silicon Carbide (SiC)
Ferro-silicate Slag
Industrial Vitrified Slag (High-silica amorphous glass)
Painted River Rock
Artificially Coated Sedimentary Rock
Blue Obsidian
Volcanic Glass (SiO2 with inclusions)
Green Glass (often marketed as 'Obsidian' or 'Green Quartz')
Amorphous Silica (SiO2) with copper or chromium additives
Cherry Quartz
SiO2 (Silicon Dioxide with iron-rich inclusions/dye)
Polished black stone, likely black obsidian
Obsidian (volcanic glass), chiefly silica-rich rhyolitic composition
Magnetic Hematite (Man-made)
Iron Oxide (Fe2O3) with Barium-Strontium Ferrite
Asphalt (Bituminous Pavement)
Bituminous mix (Aggregates with Bitumen binder)
Acrylic or Resin (Synthetic Imitation)
Polymethyl Methacrylate (PMMA) or Polyepoxide
Titanium Coated Kyanite (Aura Kyanite)
Aluminosilicate (Al2SiO5) with a Titanium-Niobium vacuum-deposited coating
Blue Goldstone
Aventurine Glass
Slag
Metallurgical by-product
Concrete
Anthropogenic Sedimentary Conglomerate (Cement mixture: typically Ca2SiO4, Ca3SiO5, Ca3Al2O6)
Synthetic Resin / Plastic Figurine
Synthetic Polymer (Copolymer of Polyethylene or Resin)
Slag
Metallurgical Slag
Sandstone Concretion
Septarian or Carbonate-cemented Sandstone Concretion
Boxwork or Septarian Concretion
Septarian nodule / Boxwork weathering
Chert (Chalky Flint Node)
Chert (Microcrystalline Quartz, SiO2)
Slag
Glassy silicate byproduct (anthropogenic material)
Quartz (Engineered Stone Countertop)
Silicon Dioxide (SiO2) with polymer resins
Aventurine
Quartz containing inclusions of Fuchsite (SiO2 + K(Al,Cr)2AlSi3O10(OH)2)
Bismuth
Bismuth (Bi)
Lava Rock with Fabric Impression
Scoria or Basalt with anthropogenic impressions