Rock Identifier

Category

Anthropogenic Material (Man Made Rock)

Browse anthropogenic material (man made rock) specimens identified by the Rock Identifier community.

Learn about Anthropogenic Material (Man Made Rock) in the encyclopedia

Rock Gypsum

Talc-carbonate Rock

Talc-carbonate Rock

Opalite

Dunite

Goldstone

Anorthosite

Gondite

Limestone

Albitite

Coquina

Melteigite

Blue Goldstone

Ferrous Slag (Iron/Steel Slag (Complex Calcium-Alumino-Silicates)) — Anthropgenic (Industrial Byproduct)

Ferrous Slag

Iron/Steel Slag (Complex Calcium-Alumino-Silicates)

Anthropgenic (Industrial Byproduct)

Blue Goldstone (Aventurine Glass) — man-made glass

Blue Goldstone

Aventurine Glass

Sandstone Concretion (Clastic Sedimentary Concretion (SiO2 with Iron Oxide)) — sedimentary

Sandstone Concretion

Clastic Sedimentary Concretion (SiO2 with Iron Oxide)

Green Sea Glass (Amorphous Silica (man-made glass), SiO2 + additive metal oxides) — mineraloid / anthropogenic (man-made origin)

Green Sea Glass

Amorphous Silica (man-made glass), SiO2 + additive metal oxides

mineraloid / anthropogenic (man-made origin)

Diamond (Native Carbon (C)) — gemstone

Diamond

Native Carbon (C)

Opalite (Synthetic Glass (Hydrated Silica Simulant)) — mineral

Opalite

Synthetic Glass (Hydrated Silica Simulant)

Hematite (Iron(III) oxide (Fe2O3)) — mineral

Hematite

Iron(III) oxide (Fe2O3)

Concretion (Sedimentary Concretion (Ironstone / Calcite Concretion)) — sedimentary

Concretion

Sedimentary Concretion (Ironstone / Calcite Concretion)

Sandstone Concretion (Sedimentary Clastic Rock (Silicate-rich)) — sedimentary

Sandstone Concretion

Sedimentary Clastic Rock (Silicate-rich)

Likely tumbled or cut quartz/chalcedony fragment (Silicon dioxide (SiO₂), probably microcrystalline quartz or quartz) — mineral

Likely tumbled or cut quartz/chalcedony fragment

Silicon dioxide (SiO₂), probably microcrystalline quartz or quartz

Conglomerate (Clastic Sedimentary Rock (Conglomerate)) — sedimentary

Conglomerate

Clastic Sedimentary Rock (Conglomerate)

Mother of Pearl (Nacre) (Aragonite (CaCO3) with Organic Matrix) — mineral

Mother of Pearl (Nacre)

Aragonite (CaCO3) with Organic Matrix

Goldstone (with Tiger's Eye and Quartz) (Aventurine glass (Synthetic SiO2 with Cu inclusions)) — mineral

Goldstone (with Tiger's Eye and Quartz)

Aventurine glass (Synthetic SiO2 with Cu inclusions)

Cultured Marble (Synthetic) (Polymer-matrix composite (typically calcium carbonate in polyester resin)) — Synthetic / Composite Material

Cultured Marble (Synthetic)

Polymer-matrix composite (typically calcium carbonate in polyester resin)

Synthetic / Composite Material

Opalite (Synthetic glass / Opaque silicious glass) — gemstone

Opalite

Synthetic glass / Opaque silicious glass

Crescent Pebble (Weathered Quartzite or Sandstone Fragment) — sedimentary

Crescent Pebble

Weathered Quartzite or Sandstone Fragment

Granite with Cupules / Bedrock Mortars (Granite (felsic intrusive plutonic rock)) — igneous

Granite with Cupules / Bedrock Mortars

Granite (felsic intrusive plutonic rock)

Goldstone (aventurine glass) (Man-made copper-bearing glass; not a natural mineral (commonly sold as blue/brown goldstone)) — mineral

Goldstone (aventurine glass)

Man-made copper-bearing glass; not a natural mineral (commonly sold as blue/brown goldstone)

Cherry Quartz with Rose Quartz (Crystalline Quartz (SiO2) with glass-based synthetic components) — gemstone

Cherry Quartz with Rose Quartz

Crystalline Quartz (SiO2) with glass-based synthetic components

Opalite (Man-made Synthetic Glass (Silicon Dioxide with metal additives)) — mineral

Opalite

Man-made Synthetic Glass (Silicon Dioxide with metal additives)

Boxwork or Septarian Concretion (Septarian nodule / Boxwork weathering) — sedimentary

Boxwork or Septarian Concretion

Septarian nodule / Boxwork weathering

Opalite (Man-made glass (traditionally simulated Opal)) — mineral

Opalite

Man-made glass (traditionally simulated Opal)

Aura Quartz (Titanium-coated Silicon Dioxide (SiO2)) — mineral

Aura Quartz

Titanium-coated Silicon Dioxide (SiO2)

Synthetic Resin / Plastic Figurine (Synthetic Polymer (Copolymer of Polyethylene or Resin)) — Mineraloid-like Synthetic Material

Synthetic Resin / Plastic Figurine

Synthetic Polymer (Copolymer of Polyethylene or Resin)

Mineraloid-like Synthetic Material

Diamond / Clear Quartz / Glass paste (Carbon (Diamond) / Silicon Dioxide (Quartz)) — gemstone

Diamond / Clear Quartz / Glass paste

Carbon (Diamond) / Silicon Dioxide (Quartz)

Goldstone (Aventurine glass (Synthetic glass with copper inclusions)) — mineraloid / man-made glass

Goldstone

Aventurine glass (Synthetic glass with copper inclusions)

mineraloid / man-made glass

Sandstone Concretion (Septarian or Carbonate-cemented Sandstone Concretion) — sedimentary

Sandstone Concretion

Septarian or Carbonate-cemented Sandstone Concretion

Dyed Agate / Painted Stone (Silicon Dioxide (SiO2) with artificial pigment) — sedimentary (base), then artificial

Dyed Agate / Painted Stone

Silicon Dioxide (SiO2) with artificial pigment

sedimentary (base), then artificial

Possible tektite or iron-rich slag-like natural specimen (Uncertain; possibly natural glass (tektite) or magnetite-rich rock) — mineral

Possible tektite or iron-rich slag-like natural specimen

Uncertain; possibly natural glass (tektite) or magnetite-rich rock

Citrine Quartz (Citrine (Silicon Dioxide, SiO2)) — mineral

Citrine Quartz

Citrine (Silicon Dioxide, SiO2)

Slag (Industrial Glass) (Anthropogenic Amorphous Vitreous Silicate) — mineraloid

Slag (Industrial Glass)

Anthropogenic Amorphous Vitreous Silicate

Slag Glass (SiO2 (Silicon Dioxide) with impurities) — man-made glass

Slag Glass

SiO2 (Silicon Dioxide) with impurities

Opalite (Synthetic Opalised Glass) — glass

Opalite

Synthetic Opalised Glass

Polished brown jasper (likely brecciated or orbicular jasper) (Microcrystalline quartz/chalcedony, SiO₂, with iron-oxide and other mineral inclusions) — gemstone

Polished brown jasper (likely brecciated or orbicular jasper)

Microcrystalline quartz/chalcedony, SiO₂, with iron-oxide and other mineral inclusions

Opalite (Synthetic Opalized Glass) (Synthetic Silicon Dioxide (SiO2) glass) — mineral

Opalite (Synthetic Opalized Glass)

Synthetic Silicon Dioxide (SiO2) glass

Diamond (or Simulant) (Carbon (C)) — gemstone

Diamond (or Simulant)

Carbon (C)

Sea Glass (Silicon dioxide (mostly)) — mineral

Sea Glass

Silicon dioxide (mostly)

Man-made Synthetic Material (Costume Faux Fur) (Synthetic Polymer (Polyester/Acrylic)) — not a rock

Man-made Synthetic Material (Costume Faux Fur)

Synthetic Polymer (Polyester/Acrylic)

Chakra Stone (Composite / Man-made Bonded Gemstones) (Composite of Quartz, Lapis Lazuli, Aventurine, Tiger's Eye, and Jasper (SiO2, (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2, etc.)) — Combined Minerals / Metaphysical stones

Chakra Stone (Composite / Man-made Bonded Gemstones)

Composite of Quartz, Lapis Lazuli, Aventurine, Tiger's Eye, and Jasper (SiO2, (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2, etc.)

Combined Minerals / Metaphysical stones

Clear quartz sphere (Quartz (silicon dioxide, SiO₂)) — mineral

Clear quartz sphere

Quartz (silicon dioxide, SiO₂)

Goldstone (Avventurina (Man-made Glass with Copper inclusions)) — mineral

Goldstone

Avventurina (Man-made Glass with Copper inclusions)

Carborundum (Silicon Carbide) (Silicon carbide (SiC)) — mineral

Carborundum (Silicon Carbide)

Silicon carbide (SiC)