Rock Identifier

Category

Man Made (Synthetic Rock)

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

Learn about Man Made (Synthetic Rock) in the encyclopedia

Rock Gypsum

Coral Rock

Asphalt Rock

Rock Salt

Talc-carbonate Rock

Talc-carbonate Rock

Calc-Silicate Rock

Calc-Silicate Rock

Opalite

Zincite

Yttrium Aluminum Garnet

Yttrium Aluminum Garnet

Lead Feldspar

Goldstone

Anorthosite

Shale (Argillaceous Rock) — sedimentary

Shale

Argillaceous Rock

Basalt with Quartz Veining (Basalt (Mafic Extrusive Igneous Rock) with SiO2 (Silicon Dioxide) veins) — igneous

Basalt with Quartz Veining

Basalt (Mafic Extrusive Igneous Rock) with SiO2 (Silicon Dioxide) veins

Sedimentary Rock Fragments (Clastic Sedimentary Rock) — sedimentary

Sedimentary Rock Fragments

Clastic Sedimentary Rock

Granite (Phaneritic felsic intrusive igneous rock) — igneous

Granite

Phaneritic felsic intrusive igneous rock

Granite (Felsic intrusive igneous rock) — igneous

Granite

Felsic intrusive igneous rock

Granite (Phaneritic Felsic Intrusive Igneous Rock) — igneous

Granite

Phaneritic Felsic Intrusive Igneous Rock

Granite (Felsic intrusive igneous rock) — igneous

Granite

Felsic intrusive igneous rock

Granite (Intrusive Igneous Rock) — igneous

Granite

Intrusive Igneous Rock

Granite (Intrusive Igneous Rock) — igneous

Granite

Intrusive Igneous Rock

Granite (Intrusive Igneous Rock) — igneous

Granite

Intrusive Igneous Rock

Granite (Intrusive igneous rock) — igneous

Granite

Intrusive igneous rock

Granite Pebble (Intrusive Igneous Rock) — igneous

Granite Pebble

Intrusive Igneous Rock

Granite (Felsic intrusive igneous rock) — igneous

Granite

Felsic intrusive igneous rock

Granite (Felsic intrusive igneous rock) — igneous

Granite

Felsic intrusive igneous rock

Granite (Intrusive Igneous Rock (Mainly Quartz, Feldspar, and Mica)) — igneous

Granite

Intrusive Igneous Rock (Mainly Quartz, Feldspar, and Mica)

Granite (Phaneritic Felsic Igneous Rock) — igneous

Granite

Phaneritic Felsic Igneous Rock

Granite (Felsic intrusive igneous rock) — igneous

Granite

Felsic intrusive igneous rock

Polished green stone, likely serpentine or altered basalt (Serpentine-group minerals, chiefly Mg₃Si₂O₅(OH)₄; exact identification requires testing) — metamorphic

Polished green stone, likely serpentine or altered basalt

Serpentine-group minerals, chiefly Mg₃Si₂O₅(OH)₄; exact identification requires testing

Dalmatian Stone (Dalmatian Jasper (Aplite rock composition)) — igneous

Dalmatian Stone

Dalmatian Jasper (Aplite rock composition)

Sandstone (Wonderstone) (Clastic Sedimentary Rock (primarily SiO2)) — sedimentary

Sandstone (Wonderstone)

Clastic Sedimentary Rock (primarily SiO2)

Granite Pebble (Igneous Intrusive Rock (Quartz-Feldspar-Mica Phenocrysts)) — igneous

Granite Pebble

Igneous Intrusive Rock (Quartz-Feldspar-Mica Phenocrysts)

Basalt (Mafic extrusive igneous rock) — igneous

Basalt

Mafic extrusive igneous rock

Quartz Geode (Silicon Dioxide (SiO2)) — mineral

Quartz Geode

Silicon Dioxide (SiO2)

Quartz Geode (Silicon Dioxide (SiO2) within a sedimentary or igneous host) — sedimentary

Quartz Geode

Silicon Dioxide (SiO2) within a sedimentary or igneous host

Quartzite River Pebble (Quartzite (primarily Silicon Dioxide, SiO2)) — metamorphic

Quartzite River Pebble

Quartzite (primarily Silicon Dioxide, SiO2)

Quartzite Pebble (Metamorphosed Quartz Sandstone (SiO2)) — metamorphic

Quartzite Pebble

Metamorphosed Quartz Sandstone (SiO2)

Porphyritic Basalt (Drill Core) (Porphyritic Basalt with Plagioclase Phenocrysts) — igneous

Porphyritic Basalt (Drill Core)

Porphyritic Basalt with Plagioclase Phenocrysts

Ferruginous Sandstone (Ironstone) (Sandstone with Hematite/Goethite cement (SiO2 + FeO(OH))) — sedimentary

Ferruginous Sandstone (Ironstone)

Sandstone with Hematite/Goethite cement (SiO2 + FeO(OH))

Schist (Mica Schist (contains muscovite/biotite and quartz)) — metamorphic

Schist

Mica Schist (contains muscovite/biotite and quartz)

Conglomerate (Conglomerate rock) — sedimentary

Conglomerate

Conglomerate rock

Grey River Pebble (Greywacke / Basalt) (Stream-rounded silicate rock pebble) — sedimentary

Grey River Pebble (Greywacke / Basalt)

Stream-rounded silicate rock pebble

Granite (Felsic intrusive igneous rock) — igneous

Granite

Felsic intrusive igneous rock

Greywacke (River Pebble with Quartz Veins) (Greywacke (Indurated Sandstone); Veins: SiO2 (Quartz)) — sedimentary

Greywacke (River Pebble with Quartz Veins)

Greywacke (Indurated Sandstone); Veins: SiO2 (Quartz)

Quartz Geode (Crystalline Quartz (SiO2) within a sedimentary/igneous host) — mineral

Quartz Geode

Crystalline Quartz (SiO2) within a sedimentary/igneous host

Quartz Geode (Silicon Dioxide (SiO2) in a sedimentary or volcanic host) — mineral

Quartz Geode

Silicon Dioxide (SiO2) in a sedimentary or volcanic host

Geode (Unopened) (Siliceous Geode (SiO2)) — sedimentary

Geode (Unopened)

Siliceous Geode (SiO2)

Shale (Clastic sedimentary rock (primarily clay and silt minerals)) — sedimentary

Shale

Clastic sedimentary rock (primarily clay and silt minerals)

Biotite (Black Mica) (Biotite - K(Mg,Fe)3AlSi3O10(F,OH)2) — mineral

Biotite (Black Mica)

Biotite - K(Mg,Fe)3AlSi3O10(F,OH)2

Eroded Limestone with Iron Staining (Carbonate Rock (CaCO3)) — sedimentary

Eroded Limestone with Iron Staining

Carbonate Rock (CaCO3)

Granite Gneiss (Gneiss (High-grade Metamorphic Rock)) — metamorphic

Granite Gneiss

Gneiss (High-grade Metamorphic Rock)

Chert (Chert / Flint) (Microcrystalline or Cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (Chert / Flint)

Microcrystalline or Cryptocrystalline Quartz (SiO2)

Basalt (Basalt (Mafic Extrusive Igneous Rock)) — igneous

Basalt

Basalt (Mafic Extrusive Igneous Rock)