Rock Identifier

Category

Anthropogenic (Man Made Material Mimicking Sedimentary Rock)

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

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

Rock Gypsum

Limestone

Dunite

Claystone

Diatomite

Tripolite

Sandstone

Marl

Gondite

Lherzolite

Blue Goldstone

Phosphorite

River Stone (Quartzite/Siltstone mixture) (Silicon Dioxide (SiO2) based metamorphosed sandstone) — metamorphic or sedimentary

River Stone (Quartzite/Siltstone mixture)

Silicon Dioxide (SiO2) based metamorphosed sandstone

metamorphic or sedimentary

Chert / Jasper (Sedimentary Cryptocrystalline Quartz (SiO2)) — sedimentary

Chert / Jasper

Sedimentary Cryptocrystalline Quartz (SiO2)

Turquoise (Turquoise (CuAl6(PO4)4(OH)8·4H2O)) — mineral

Turquoise

Turquoise (CuAl6(PO4)4(OH)8·4H2O)

Limestone (Calcium Carbonate (CaCO3)) — sedimentary

Limestone

Calcium Carbonate (CaCO3)

Red Sandstone (Arenite (SiO2 with Fe2O3)) — sedimentary

Red Sandstone

Arenite (SiO2 with Fe2O3)

Sandstone (Arenite) — sedimentary

Sandstone

Arenite

Asphalt (Bituminous Slate/Sandstone) (Asphaltum / Bituminous Rock) — sedimentary

Asphalt (Bituminous Slate/Sandstone)

Asphaltum / Bituminous Rock

Dinosaur Fossil Tooth (Vertebrate Fossilized Tooth) — fossil

Dinosaur Fossil Tooth

Vertebrate Fossilized Tooth

Red Sandstone (Arenite (Ferruginous Sandstone)) — sedimentary

Red Sandstone

Arenite (Ferruginous Sandstone)

Red Sandstone (Ferruginous Sandstone) — sedimentary

Red Sandstone

Ferruginous Sandstone

Sandstone (Arenite) — sedimentary

Sandstone

Arenite

Chert (Grey-Green Var.) (Silicon Dioxide (SiO2)) — sedimentary

Chert (Grey-Green Var.)

Silicon Dioxide (SiO2)

Small white mineral fragment (Indeterminate; possibly quartz, calcite, or feldspar) — mineral

Small white mineral fragment

Indeterminate; possibly quartz, calcite, or feldspar

Banded Gneiss (Gneiss (Metamorphic high-grade rock)) — metamorphic

Banded Gneiss

Gneiss (Metamorphic high-grade rock)

Sandstone (Glacial Cobble) (Arenite / Sedimentary Rock (primarily SiO2)) — sedimentary

Sandstone (Glacial Cobble)

Arenite / Sedimentary Rock (primarily SiO2)

Brecciated jasper, possibly rainforest jasper or brecciated rhyolite (Brecciated microcrystalline quartz (SiO₂), commonly called jasper; the green portions may contain epidote, chlorite, or iron-bearing silicates, while red-brown areas are typically hematite or other iron oxides) — sedimentary

Brecciated jasper, possibly rainforest jasper or brecciated rhyolite

Brecciated microcrystalline quartz (SiO₂), commonly called jasper; the green portions may contain epidote, chlorite, or iron-bearing silicates, while red-brown areas are typically hematite or other iron oxides

Banded Gneiss (Gneiss) — metamorphic

Banded Gneiss

Gneiss

Chert (Flint) (Silicon Dioxide (SiO2)) — sedimentary

Chert (Flint)

Silicon Dioxide (SiO2)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Slate (Foliated Metamorphic Rock (composed of quartz, illite, chlorite)) — metamorphic

Slate

Foliated Metamorphic Rock (composed of quartz, illite, chlorite)

Lepidodendron Plant Fossil (Lepidodendron sp. (Lycopodiophyta)) — fossil

Lepidodendron Plant Fossil

Lepidodendron sp. (Lycopodiophyta)

Limestone (Calcium Carbonate (CaCO3)) — sedimentary

Limestone

Calcium Carbonate (CaCO3)

Shark Tooth Fossil (Chondrichthyes (class) fossilized tooth) — fossil

Shark Tooth Fossil

Chondrichthyes (class) fossilized tooth

Conglomerate (Conglomerate (clastic sedimentary rock)) — sedimentary

Conglomerate

Conglomerate (clastic sedimentary rock)

Travertine (Tufa) (Chemical Sedimentary Rock (CaCO3)) — sedimentary

Travertine (Tufa)

Chemical Sedimentary Rock (CaCO3)

Red Sandstone (Arenite (Ferruginous Sandstone)) — sedimentary

Red Sandstone

Arenite (Ferruginous Sandstone)

Chert (Flint) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Flint)

Microcrystalline Quartz (SiO2)

Ferruginous Quartz (Silicon Dioxide (SiO2) with Hematite/Limonite impurities) — mineral

Ferruginous Quartz

Silicon Dioxide (SiO2) with Hematite/Limonite impurities

Weathered porphyritic volcanic rock (Likely altered andesite or rhyolite porphyry) — igneous

Weathered porphyritic volcanic rock

Likely altered andesite or rhyolite porphyry

Jasper (Silicon dioxide (SiO2)) — sedimentary

Jasper

Silicon dioxide (SiO2)

Sandstone (Arenite (composed primarily of SiO2)) — sedimentary

Sandstone

Arenite (composed primarily of SiO2)

Tumbled honey-colored chalcedony or quartzite (Microcrystalline quartz, SiO₂; exact identification requires testing) — mineral

Tumbled honey-colored chalcedony or quartzite

Microcrystalline quartz, SiO₂; exact identification requires testing

Sandstone (Yellow/Siltstone variant) (Arenite (SiO2 primarily)) — sedimentary

Sandstone (Yellow/Siltstone variant)

Arenite (SiO2 primarily)

Limestone (Calcareous sedimentary rock (CaCO3)) — sedimentary

Limestone

Calcareous sedimentary rock (CaCO3)

Yellow Jasper with Red Inclusion (Silicon Dioxide (SiO2) with Iron Oxides) — sedimentary

Yellow Jasper with Red Inclusion

Silicon Dioxide (SiO2) with Iron Oxides

Chert (Jasper) (Silicon dioxide (SiO2)) — sedimentary

Chert (Jasper)

Silicon dioxide (SiO2)

Sandstone (Red) (Arenite (SiO2 with Fe2O3)) — sedimentary

Sandstone (Red)

Arenite (SiO2 with Fe2O3)

Tumbled quartz-rich pebble (Microcrystalline quartz (SiO₂), possibly weathered chert or chalcedony) — mineral

Tumbled quartz-rich pebble

Microcrystalline quartz (SiO₂), possibly weathered chert or chalcedony

Mica Schist with Garnet (Garnetiferous Mica Schist) — metamorphic

Mica Schist with Garnet

Garnetiferous Mica Schist

Agate (Silicon Dioxide (Chalcedony), SiO2) — sedimentary

Agate

Silicon Dioxide (Chalcedony), SiO2

Limestone (Calcareous sedimentary rock (CaCO3)) — sedimentary

Limestone

Calcareous sedimentary rock (CaCO3)

Limestone (Calcareous Sedimentary Rock (CaCO3)) — sedimentary

Limestone

Calcareous Sedimentary Rock (CaCO3)