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

Slag (Metallurgical Slag) — igneous

Slag

Metallurgical Slag

Slag (Anthropogenic Glass/Iron byproduct) (Ferro-silicate Slag) — Anthropogenic (Man-made)

Slag (Anthropogenic Glass/Iron byproduct)

Ferro-silicate Slag

Anthropogenic (Man-made)

Weathered iron-rich concretion or ironstone nodule (Goethite–hematite limonite concretion (FeO(OH), Fe₂O₃, and hydrated iron oxides)) — sedimentary

Weathered iron-rich concretion or ironstone nodule

Goethite–hematite limonite concretion (FeO(OH), Fe₂O₃, and hydrated iron oxides)

Chert Concretion (Chert (Microcrystalline Quartz, SiO2)) — sedimentary

Chert Concretion

Chert (Microcrystalline Quartz, SiO2)

Quartz pebble (Quartztite fragment) (Silicon Dioxide (SiO2)) — mineral

Quartz pebble (Quartztite fragment)

Silicon Dioxide (SiO2)

Terrazzo (with Marble and Granite fragments) (Cementitious or resinous composite containing Calcium Carbonate (CaCO3) and Silicates) — sedimentary (man-made composite)

Terrazzo (with Marble and Granite fragments)

Cementitious or resinous composite containing Calcium Carbonate (CaCO3) and Silicates

sedimentary (man-made composite)

Sandstone (with Liesegang rings or joints) (Clastic Sedimentary Rock (primarily Quartz with Iron Oxide cement)) — sedimentary

Sandstone (with Liesegang rings or joints)

Clastic Sedimentary Rock (primarily Quartz with Iron Oxide cement)

Opalite (Synthetic Opalite Glass) — mineraloid (man-made)

Opalite

Synthetic Opalite Glass

mineraloid (man-made)

Diamond (Carbon (C)) — gemstone

Diamond

Carbon (C)

Pyrite in Quartz (Drill Core) (Silicon Dioxide (SiO2) with Iron Sulfide (FeS2) inclusions) — igneous/metamorphic (hydrothermal)

Pyrite in Quartz (Drill Core)

Silicon Dioxide (SiO2) with Iron Sulfide (FeS2) inclusions

igneous/metamorphic (hydrothermal)

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

Goldstone

Aventurine Glass (Man-made glass with copper inclusions)

mineraloid / man-made glass

Conglomerate (Conglomerate Rock (Paraconglomerate)) — sedimentary

Conglomerate

Conglomerate Rock (Paraconglomerate)

Goldstone (Brown/Gold) (Aventurine Glass (Man-made glass with Copper inclusions)) — gemstone

Goldstone (Brown/Gold)

Aventurine Glass (Man-made glass with Copper inclusions)

Moldavite (Tektite (Impact Glass), ~80% SiO2 + Al2O3) — tektite

Moldavite

Tektite (Impact Glass), ~80% SiO2 + Al2O3

Asphalt (Bituminous Concrete) (Asphaltum / Bitumen-Aggregate Matrix) — Technonatural composite (often containing sedimentary/igneous aggregate)

Asphalt (Bituminous Concrete)

Asphaltum / Bitumen-Aggregate Matrix

Technonatural composite (often containing sedimentary/igneous aggregate)

Synthetic Costume Accessory (Non-Geological) (Polyester and Acrylic Fiber (Anthropogenic polymer)) — Synthetic / Man-made textile

Synthetic Costume Accessory (Non-Geological)

Polyester and Acrylic Fiber (Anthropogenic polymer)

Synthetic / Man-made textile

Asphalt concrete (Anthropogenic conglomerate) — sedimentary

Asphalt concrete

Anthropogenic conglomerate

Sandstone Anvil / Nutting Stone (Quartzose Sandstone (Sedimentary Rock)) — sedimentary

Sandstone Anvil / Nutting Stone

Quartzose Sandstone (Sedimentary Rock)

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

Carborundum (Silicon Carbide)

Silicon Carbide (SiC)

mineral (synthetic)

Opalite (Man-made Opalized Glass (Synthetic Glass)) — gemstone

Opalite

Man-made Opalized Glass (Synthetic Glass)

Polished black stone, likely black obsidian (Obsidian (volcanic glass), chiefly silica-rich rhyolitic composition) — igneous

Polished black stone, likely black obsidian

Obsidian (volcanic glass), chiefly silica-rich rhyolitic composition

Blue Crackle Quartz (Dyed Quarzite) (Silicon Dioxide (SiO2) with artificial dye) — Metamorphic (modified)

Blue Crackle Quartz (Dyed Quarzite)

Silicon Dioxide (SiO2) with artificial dye

Metamorphic (modified)

Dyed Aura Quartz (Silicon Dioxide (SiO2) with metallic coating) — mineral

Dyed Aura Quartz

Silicon Dioxide (SiO2) with metallic coating

Opalite (Man-made Glass) (Fused glass (typically made of dolomite and metal opacifiers)) — Man-made Material / Glass

Opalite (Man-made Glass)

Fused glass (typically made of dolomite and metal opacifiers)

Man-made Material / Glass

Sea Glass (Man-made silicate glass) — gemstone

Sea Glass

Man-made silicate glass

Opalite (Man-made opalescent glass) — gemstone

Opalite

Man-made opalescent glass

Opalite (Man-made opalized glass) — mineral

Opalite

Man-made opalized glass

Slag Glass (Amorphous Silicate (Man-made)) — industrial byproduct

Slag Glass

Amorphous Silicate (Man-made)

industrial byproduct

Slag (Ferrous Slag (Siliceous industrial waste)) — Anthropogenic (Man-made industrial byproduct)

Slag

Ferrous Slag (Siliceous industrial waste)

Anthropogenic (Man-made industrial byproduct)

Quartzite (Engineered Stone) (Silicon Dioxide (SiO2) based synthetic composite) — metamorphic

Quartzite (Engineered Stone)

Silicon Dioxide (SiO2) based synthetic composite

Man-made Synthetic Material (Not a rock or mineral) (Polyester (Polyethylene terephthalate) / Faux Fur) — Synthetic / Textile

Man-made Synthetic Material (Not a rock or mineral)

Polyester (Polyethylene terephthalate) / Faux Fur

Synthetic / Textile

Goldstone (Red) (Aventurine Glass (SiO2 + Cu)) — Synthetic Glass (Often categorized as a simulated mineral)

Goldstone (Red)

Aventurine Glass (SiO2 + Cu)

Synthetic Glass (Often categorized as a simulated mineral)

Goldstone (Red) (Aventurine Glass (Cupriferous glass)) — Synthetic Glass (Man-made)

Goldstone (Red)

Aventurine Glass (Cupriferous glass)

Synthetic Glass (Man-made)

Asphalt Pavement (with aggregate) (Asphalt concrete) — man-made composite

Asphalt Pavement (with aggregate)

Asphalt concrete

man-made composite

Brick (Fired clay or Ceramic material (no specific mineralogical scientific name as it's a composite)) — Man-made material (constructed)

Brick

Fired clay or Ceramic material (no specific mineralogical scientific name as it's a composite)

Man-made material (constructed)

Titanium Coated Kyanite (Aura Kyanite) (Aluminosilicate (Al2SiO5) with a Titanium-Niobium vacuum-deposited coating) — metamorphic

Titanium Coated Kyanite (Aura Kyanite)

Aluminosilicate (Al2SiO5) with a Titanium-Niobium vacuum-deposited coating

Sea Glass (White/Clear) (Amorphous Silica (Alkali-Lime-Silica Glass), SiO2 + Na2O + CaO) — Anthropogenic (Man-made product subject to geological processes)

Sea Glass (White/Clear)

Amorphous Silica (Alkali-Lime-Silica Glass), SiO2 + Na2O + CaO

Anthropogenic (Man-made product subject to geological processes)

Carborundum (Silicon Carbide (SiC)) — mineral

Carborundum

Silicon Carbide (SiC)

Opalite (Synthetic Opalite Glass / Opalized Glass) — gemstone

Opalite

Synthetic Opalite Glass / Opalized Glass

Mystic Topaz (Treated Quartz or Topaz) (Aluminum silicate fluoride hydroxide [Al2SiO4(F,OH)2] with thin-film metallic coating) — gemstone

Mystic Topaz (Treated Quartz or Topaz)

Aluminum silicate fluoride hydroxide [Al2SiO4(F,OH)2] with thin-film metallic coating

Sandstone Concretion (Limonitic Sandstone Concretion) — sedimentary

Sandstone Concretion

Limonitic Sandstone Concretion

Opalite (Man-made Glass) (Synthetic Silicon Dioxide Glass (SiO2 + metal oxides)) — Synthetic Mineral Simulant / Glass

Opalite (Man-made Glass)

Synthetic Silicon Dioxide Glass (SiO2 + metal oxides)

Synthetic Mineral Simulant / Glass