Rock Identifier

Category

Sedimentary (Man Made)

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

Learn about Sedimentary (Man Made) in the encyclopedia

Opalite

Goldstone

Blue Goldstone

Limestone

Claystone

Sandstone

Marl

Rock Gypsum

Tripolite

Zincite

Diatomite

Lherzolite

Sandstone (likely Quartzose Sandstone) (Clastic Sedimentary Rock (primarily SiO2)) — sedimentary

Sandstone (likely Quartzose Sandstone)

Clastic Sedimentary Rock (primarily SiO2)

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

Sandstone (likely Quartzose Sandstone)

Arenite (composed primarily of SiO2)

Shale (Fissile Siliciclastic Sedimentary Rock) — sedimentary

Shale

Fissile Siliciclastic Sedimentary Rock

Yellow Calcite (Calcite (CaCO3)) — mineral

Yellow Calcite

Calcite (CaCO3)

Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

Clear Quartz (Silicon Dioxide (SiO2)) — mineral

Clear Quartz

Silicon Dioxide (SiO2)

Sandstone (Ferruginous) (Arenite (SiO2 with Fe2O3 cement)) — sedimentary

Sandstone (Ferruginous)

Arenite (SiO2 with Fe2O3 cement)

Shale (Sedimentary pelitic rock) — sedimentary

Shale

Sedimentary pelitic rock

Sandstone (Arenite (Sedimentary Rock)) — sedimentary

Sandstone

Arenite (Sedimentary Rock)

Sandstone (Arenite (SiO2 primarily)) — sedimentary

Sandstone

Arenite (SiO2 primarily)

Sandstone (Arenite) — sedimentary

Sandstone

Arenite

Sandstone (Arenite (Siliclastic sedimentary rock)) — sedimentary

Sandstone

Arenite (Siliclastic sedimentary rock)

Chert (Jasper variety) (Silicon Dioxide (SiO2)) — sedimentary

Chert (Jasper variety)

Silicon Dioxide (SiO2)

Calcite (Calcium Carbonate (CaCO3)) — mineral

Calcite

Calcium Carbonate (CaCO3)

Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

Magnetite (Iron Ore) (Magnetite (Fe3O4)) — mineral

Magnetite (Iron Ore)

Magnetite (Fe3O4)

Potassium Feldspar (K-Feldspar (Orthoclase/Microcline) KAlSi3O8) — mineral

Potassium Feldspar

K-Feldspar (Orthoclase/Microcline) KAlSi3O8

Bauxite (Bauxite (mixture including Gibbsite Al(OH)3, Boehmite γ-AlO(OH), and Diaspore α-AlO(OH))) — sedimentary

Bauxite

Bauxite (mixture including Gibbsite Al(OH)3, Boehmite γ-AlO(OH), and Diaspore α-AlO(OH))

White Quartz (Silicon Dioxide (SiO2)) — mineral

White Quartz

Silicon Dioxide (SiO2)

Granite (Granite (dominated by Quartz, Alkali Feldspar, and Plagioclase)) — igneous

Granite

Granite (dominated by Quartz, Alkali Feldspar, and Plagioclase)

Pink Granite (Granite (Phaneritic Igneous Rock)) — igneous

Pink Granite

Granite (Phaneritic Igneous Rock)

Serpentinite (Serpentinite (Mg, Fe, Ni, Al, Zn, Mn)3(Si, Al, Fe)2O5(OH)4) — metamorphic

Serpentinite

Serpentinite (Mg, Fe, Ni, Al, Zn, Mn)3(Si, Al, Fe)2O5(OH)4

Red Sandstone (Sandstone (Quartz Arenite with Iron Oxide)) — sedimentary

Red Sandstone

Sandstone (Quartz Arenite with Iron Oxide)

Quartzite Pebble (Metamorphic Quartz (SiO2)) — metamorphic

Quartzite Pebble

Metamorphic Quartz (SiO2)

Sandstone (Red Sandstone / River Stone) (Arenite (composed primarily of Quartz, SiO2, with Iron Oxide cementation)) — sedimentary

Sandstone (Red Sandstone / River Stone)

Arenite (composed primarily of Quartz, SiO2, with Iron Oxide cementation)

Quartz Pebble (Silicon Dioxide (SiO2)) — mineral

Quartz Pebble

Silicon Dioxide (SiO2)

Quartz Pebble (Silicon Dioxide (SiO2)) — mineral

Quartz Pebble

Silicon Dioxide (SiO2)

Sandstone (Stream Pebble) (Arenite (primarily SiO2)) — sedimentary

Sandstone (Stream Pebble)

Arenite (primarily SiO2)

Red Sandstone (Arenite (primarily quartz with iron oxide cement)) — sedimentary

Red Sandstone

Arenite (primarily quartz with iron oxide cement)

Sandstone (Arenite (primarily Quartz, SiO2)) — sedimentary

Sandstone

Arenite (primarily Quartz, SiO2)

Sandstone Pebbles (Arenite) — sedimentary

Sandstone Pebbles

Arenite

Sandstone (Arenite (Sedimentary Rock)) — sedimentary

Sandstone

Arenite (Sedimentary Rock)

Rhodonite (Manganese Silicate (Mn,Fe,Mg,Ca)SiO3) — mineral

Rhodonite

Manganese Silicate (Mn,Fe,Mg,Ca)SiO3

Polished jasper/chalcedony pebble (Microcrystalline quartz (SiO₂), likely brecciated or iron-stained jasper) — mineral

Polished jasper/chalcedony pebble

Microcrystalline quartz (SiO₂), likely brecciated or iron-stained jasper

Quartz-rich quartzite or silicified stone (Quartzite; predominantly microcrystalline quartz (SiO₂), with minor iron-oxide staining and possible feldspar/clay impurities) — metamorphic

Quartz-rich quartzite or silicified stone

Quartzite; predominantly microcrystalline quartz (SiO₂), with minor iron-oxide staining and possible feldspar/clay impurities

Possible fossilized ammonite or concretion (Indeterminate fossil specimen; possibly an ammonoid mold/cast in iron-rich sedimentary rock) — fossil

Possible fossilized ammonite or concretion

Indeterminate fossil specimen; possibly an ammonoid mold/cast in iron-rich sedimentary rock

Gneissic boulder (Gneiss, typically quartz–feldspar–mica gneiss) — metamorphic

Gneissic boulder

Gneiss, typically quartz–feldspar–mica gneiss

Seashell (Cone Snail Shell) (Conus sp. (Calcium Carbonate, CaCO3)) — fossil

Seashell (Cone Snail Shell)

Conus sp. (Calcium Carbonate, CaCO3)

Chert (Jasper) (Microcrystalline Quartz (SiO2) with Iron Oxide inclusions) — sedimentary

Chert (Jasper)

Microcrystalline Quartz (SiO2) with Iron Oxide inclusions

Red Chert / Jasper (Silicon Dioxide (SiO2) with iron oxide inclusions) — sedimentary

Red Chert / Jasper

Silicon Dioxide (SiO2) with iron oxide inclusions

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Quartz (Variety: Citrine or Tumbled Chalcedony) (Silicon Dioxide (SiO2)) — mineral

Quartz (Variety: Citrine or Tumbled Chalcedony)

Silicon Dioxide (SiO2)