Rock Identifier

Category

Sedimentary (Biogenic)

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

Learn about Sedimentary (Biogenic) in the encyclopedia

Conglomerate

Quartzite Sandstone

Quartzite Sandstone

Breccia

Ironstone

Diatomite

Coal

Kambaba Jasper

Limestone

Asphalt Rock

Claystone

Mudstone

Sapropel

Conglomerate (Sedimentary Conglomerate) — sedimentary

Conglomerate

Sedimentary Conglomerate

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

Red Sandstone or Brick Fragment

Arenite (if sandstone)

Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

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

Sandstone

Sedimentary Clastic Rock (Quartz Arenite)

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

Sandstone

Clastic sedimentary rock (Quartz arenite or Arkose)

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)

Sandstone (Sandstone ( преимущественно SiO2 )) — sedimentary

Sandstone

Sandstone ( преимущественно SiO2 )

Shale (Laminated Mudstone (Shale)) — sedimentary

Shale

Laminated Mudstone (Shale)

Sandstone (Arenite) — sedimentary

Sandstone

Arenite

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

Banded Sedimentary Rock

Sedimentary Rock with Quartz/Feldspar Vein

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

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)

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)

Sedimentary Rock (Limestone or Siltstone pebble) (Sedimentary rock fragment) — sedimentary

Sedimentary Rock (Limestone or Siltstone pebble)

Sedimentary rock fragment

Shale (Lutaceous sedimentary rock) — sedimentary

Shale

Lutaceous sedimentary rock

Shale (Shale (Fine-grained clastic sedimentary rock)) — sedimentary

Shale

Shale (Fine-grained clastic sedimentary rock)

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

Sandstone (Quartzose)

Arenite (primarily SiO2)

Shale (Shale (Consolidated fine-grained clay/silt)) — sedimentary

Shale

Shale (Consolidated fine-grained clay/silt)

Sandstone (Arenite (SiO2 based)) — sedimentary

Sandstone

Arenite (SiO2 based)

Sandstone (Arenite (SiO2 dominant)) — sedimentary

Sandstone

Arenite (SiO2 dominant)

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

Conglomerate (Sedimentary Conglomerate) — sedimentary

Conglomerate

Sedimentary Conglomerate

Conglomerate (Sedimentary Conglomerate) — sedimentary

Conglomerate

Sedimentary Conglomerate

Sandstone or Limestone (Sedimentary Rock) — Sedimentary

Sandstone or Limestone

Sedimentary Rock

Weathered limestone (Calcite-rich limestone, chiefly calcium carbonate (CaCO₃)) — sedimentary

Weathered limestone

Calcite-rich limestone, chiefly calcium carbonate (CaCO₃)

Rounded sandstone pebble (Quartz-rich sandstone, commonly arkose or lithic sandstone) — sedimentary

Rounded sandstone pebble

Quartz-rich sandstone, commonly arkose or lithic sandstone