Goldstone
Aventurine glass
mineral (man-made glass)
Category
Anthropogenic (Man Made Material Processed By Nature)
Browse anthropogenic (man made material processed by nature) specimens identified by the Rock Identifier community.
Learn about Anthropogenic (Man Made Material Processed By Nature) in the encyclopedia
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Fordite
Anthropogenic paint-rock
mineraloid (human-made geological specimen)
Slag (Anthropogenic Glass/Iron byproduct)
Ferro-silicate Slag
Anthropogenic (Man-made)
Carborundum (Silicon Carbide)
Silicon Carbide (SiC)
mineral
Opalite
Man-made Glass (Synthetic Opalized Glass)
gemstone
Carborundum (Silicon Carbide)
Silicon carbide (SiC)
mineral
Faceted clear gemstone in a gold-colored setting
Unidentified transparent faceted stone; possibly quartz, glass, or another colorless gem
gemstone
Goldstone
Man-made glass with copper inclusions
mineral
Asphalt Concrete
Bituminous conglomerate
sedimentary
Goldstone
Avventurina (Man-made Glass with Copper inclusions)
mineral
Tumbled aqua glassy mineral specimen, likely chrysocolla or turquoise imitation
Uncertain from image; possible chrysocolla (hydrated copper aluminosilicate, variable composition) or dyed/man-made glass
mineral
Blue Goldstone
Goldstone (artificial glass)
Mineral (man-made glass, not natural)
Aura Quartz (specifically Titanium Aura Quartz)
Titanium-coated Silicon Dioxide (SiO2 + Ti Coating)
mineral
Industrial Slag
Anthropogenic Vitreous Slag
igneous
Cullet Glass (Slag Glass)
Amorphous Silicon Dioxide (SiO2) with metallic oxide impurities
mineraloid
Small black stone fragment (possibly obsidian)
Unidentified dark rock; obsidian is volcanic glass (composition typically rhyolitic)
igneous
Goldstone (Brown/Gold variety)
Aventurine Glass (SiO2 with Copper inclusions)
Synthetic/Man-made glass (often mistaken for a mineral)
Opalite
Synthesized glass / Silicon dioxide glass
gemstone
Opalite
Synthetic glass / Simulated opal
gemstone
Blue Goldstone
Aventurine Glass
Man-made glass (often grouped with minerals in lapidary)
Opalite crescent pendant
Opalite (man-made opalescent glass; not a natural mineral)
gemstone
Pet Rock (Man-made Quartzite or Granite Cobble)
Silicon dioxide (SiO2) mixture; commonly composed of Quartz, Feldspar, and Mica
igneous or metamorphic (base stone); anthropogenic (decoration)
Asphalt (Road Aggregate)
Bituminous conglomerate
sedimentary
Titanium Aura Quartz
Titanium bonded Silicon Dioxide (SiO2 + Ti)
mineral
Blue opalescent glass-like gemstone (possibly imitation opalite)
Likely man-made opalite glass; composition varies, typically silica-based glass
gemstone
Opalite
Synthetic Glass (Hydrated Crystalline Silicon Dioxide simulation)
mineral
Opalite
Man-made Synthetic Glass (Silicon Dioxide with metal additives)
mineral
Cherry Quartz with Rose Quartz
Crystalline Quartz (SiO2) with glass-based synthetic components
gemstone
Asphalt aggregate (crushed stone in bitumen)
Artificial composite; predominantly crushed granite, basalt, limestone, and/or recycled aggregate bound by bitumen
sedimentary
Asphalt / Road Aggregate
Bituminous Conglomerate (synthetic)
sedimentary
Blue-green faceted gemstone, possibly glass or synthetic material
Not identifiable from the image; possible synthetic spinel or glass
gemstone
Citrine Quartz
Citrine (Silicon Dioxide, SiO2)
mineral
![Mystic Topaz (Treated Quartz or Topaz) (Aluminum silicate fluoride hydroxide [Al2SiO4(F,OH)2] with thin-film metallic coating) — gemstone](https://media.rock.id/mystic-topaz-treated-quartz-or-topaz-b5749325-4a81-403d-a0ed-452e3335d125-thumbnail.jpg)
Mystic Topaz (Treated Quartz or Topaz)
Aluminum silicate fluoride hydroxide [Al2SiO4(F,OH)2] with thin-film metallic coating
gemstone
Slag Glass / Industrial Slag
Anthropogenic Glass
man-made glass / industrial byproduct
Synthetic Blue Aura Quartz
Silicon Dioxide (SiO2) with Metallic Infusion
mineral (synthetic/man-made coating)
Sea Glass
Man-made vitreous material / Silicon dioxide
mineral
Titanium Coated Kyanite (Aura Kyanite)
Aluminosilicate (Al2SiO5) with a Titanium-Niobium vacuum-deposited coating
metamorphic
Concrete with Aggregate
Artificial Conglomerate (Cement and Aggregate)
sedimentary
Opalite
Synthetic glass (SiO2 + metal additions)
mineraloid
Opalite
Synthetic Glass (Amorphized Silicon Dioxide)
mineraloid
Cubic Zirconia (Jewelry Setting)
Zirconium Dioxide (ZrO2)
gemstone
Sandstone (likely Fossilized Wood or Concrete Simulacrum)
Arenite / Silicified Wood / Anthropogenic Concrete
sedimentary