Rock Identifier

Category

Sedimentary

Browse sedimentary specimens identified by the Rock Identifier community.

Learn about Sedimentary in the encyclopedia

Argillite

Arkose

Banded Iron Formation

Banded Iron Formation

Bauxite

Bituminous Coal

Bituminous Coal

Bituminous Shale

Bituminous Shale

Black Shale

Bog Iron

Breccia

Brecciated Jasper

Brecciated Jasper

Bumblebee Jasper

Bumblebee Jasper

Calcarenite

Conglomerate (Quartz Pebble Conglomerate) (Quartz Pebble Conglomerate) — sedimentary

Conglomerate (Quartz Pebble Conglomerate)

Quartz Pebble Conglomerate

Sandstone (Arenite) — sedimentary

Sandstone

Arenite

Fossil oyster shell (Oyster (family Ostreidae), preserved as fossilized calcite/aragonite shell) — fossil

Fossil oyster shell

Oyster (family Ostreidae), preserved as fossilized calcite/aragonite shell

River Rock (Sedimentary clast) — sedimentary

River Rock

Sedimentary clast

Conglomerate (Sedimentary Conglomerate) — sedimentary

Conglomerate

Sedimentary Conglomerate

Conglomerate (Sedimentary Conglomerate) — sedimentary

Conglomerate

Sedimentary Conglomerate

Fossil scallop shell (Scallop (family Pectinidae); shell composed chiefly of calcite and/or aragonite (CaCO₃)) — fossil

Fossil scallop shell

Scallop (family Pectinidae); shell composed chiefly of calcite and/or aragonite (CaCO₃)

Ironstone (iron-rich sandstone or concretion) (Ferruginous sandstone, cemented by iron oxides/hydroxides such as hematite (Fe₂O₃) and goethite (FeO(OH))) — sedimentary

Ironstone (iron-rich sandstone or concretion)

Ferruginous sandstone, cemented by iron oxides/hydroxides such as hematite (Fe₂O₃) and goethite (FeO(OH))

Sedimentary Pebble (Sedimentary Rock Fragment) — sedimentary

Sedimentary Pebble

Sedimentary Rock Fragment

Sandstone (Ferruginous) (Clastic sedimentary rock (SiO2 with Fe2O3)) — sedimentary

Sandstone (Ferruginous)

Clastic sedimentary rock (SiO2 with Fe2O3)

Concrete fragment with Aggregate (Anthropogenic Concrete with Calcarious and Siliceous Aggregate) — sedimentary (anthropogenic/man-made)

Concrete fragment with Aggregate

Anthropogenic Concrete with Calcarious and Siliceous Aggregate

sedimentary (anthropogenic/man-made)

Mudstone (Lutylite (group of fine-grained sedimentary rocks)) — sedimentary

Mudstone

Lutylite (group of fine-grained sedimentary rocks)

Sandstone (Arenite) — sedimentary

Sandstone

Arenite

Sandstone (Sedimentary Clastic Rock (Quartz Arenite)) — sedimentary

Sandstone

Sedimentary Clastic Rock (Quartz Arenite)

Red Sandstone or Brick Fragment (Arenite (if sandstone)) — sedimentary

Red Sandstone or Brick Fragment

Arenite (if sandstone)

Sandstone (Clastic sedimentary rock (Quartz arenite or Arkose)) — sedimentary

Sandstone

Clastic sedimentary rock (Quartz arenite or Arkose)

Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

Sandstone (Ferruginous) (Arenite with Iron-Oxide Cement) — sedimentary

Sandstone (Ferruginous)

Arenite with Iron-Oxide Cement

Sandstone (Garden Boulder) (Sandstone (SiO2 dominated)) — sedimentary

Sandstone (Garden Boulder)

Sandstone (SiO2 dominated)

Sandstone (Quartzite-rich) (Clastic sedimentary rock (SiO2 primary)) — sedimentary

Sandstone (Quartzite-rich)

Clastic sedimentary rock (SiO2 primary)

Sandstone (Arenite (SiO2 principal)) — sedimentary

Sandstone

Arenite (SiO2 principal)

Sedimentary Rock Fragments (Clastic Sedimentary Rock) — sedimentary

Sedimentary Rock Fragments

Clastic Sedimentary Rock

Fragmented Sedimentary Pebble (Clastic Sedimentary Specimen) — sedimentary

Fragmented Sedimentary Pebble

Clastic Sedimentary Specimen

Siltstone Pebble with Veining (Siltstone) — sedimentary

Siltstone Pebble with Veining

Siltstone

Petrified Wood (Silicified Wood (SiO2)) — mineral

Petrified Wood

Silicified Wood (SiO2)

Sedimentary Breccia (Breccia (Clastic Sedimentary Rock)) — sedimentary

Sedimentary Breccia

Breccia (Clastic Sedimentary Rock)

Red Sandstone Pebble (Sedimentary Quartz Arenite / Arkose) — sedimentary

Red Sandstone Pebble

Sedimentary Quartz Arenite / Arkose

Sandstone (Sandstone ( преимущественно SiO2 )) — sedimentary

Sandstone

Sandstone ( преимущественно SiO2 )

Shale (Laminated Mudstone (Shale)) — sedimentary

Shale

Laminated Mudstone (Shale)

Sandstone (Arenite) — sedimentary

Sandstone

Arenite

Quartz (Rose Quartz or Jasper variety) (Silicon Dioxide (SiO2)) — mineral

Quartz (Rose Quartz or Jasper variety)

Silicon Dioxide (SiO2)

Green Calcite (Calcium Carbonate (CaCO3)) — mineral

Green Calcite

Calcium Carbonate (CaCO3)

Siltstone or Mudstone (Siltstone (composed primarily of silt-sized particles)) — sedimentary

Siltstone or Mudstone

Siltstone (composed primarily of silt-sized particles)

Sandstone (Picture Sandstone) (Arenite (primarily SiO2)) — sedimentary

Sandstone (Picture Sandstone)

Arenite (primarily SiO2)

Banded Sedimentary Rock (Sedimentary Rock with Quartz/Feldspar Vein) — sedimentary

Banded Sedimentary Rock

Sedimentary Rock with Quartz/Feldspar Vein

Breccia Pebble (Sedimentary Breccia) — sedimentary

Breccia Pebble

Sedimentary Breccia

Sandstone Concretion (Sedimentary concretion) — Sedimentary

Sandstone Concretion

Sedimentary concretion

Weathered Sandstone or Siltstone (Sedimentary Rock) — sedimentary

Weathered Sandstone or Siltstone

Sedimentary Rock

Breccia (Sedimentary Breccia) — sedimentary

Breccia

Sedimentary Breccia

Sandstone (Sedimentary Arenite) — sedimentary

Sandstone

Sedimentary Arenite

Concretion (Sedimentary Concretion) — sedimentary

Concretion

Sedimentary Concretion

Conglomerate (Sedimentary Conglomerate) — sedimentary

Conglomerate

Sedimentary Conglomerate