Rock Identifier

Category

Sedimentary (Fossil)

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

Learn about Sedimentary (Fossil) in the encyclopedia

Fossil Opal

Fossiliferous Limestone

Fossiliferous Limestone

Bone Opal

Turritella Jasper

Turritella Agate

Turritella Agate

Amber

Petrified Wood

Diatomite

Guano

Conglomerate

Jet

Diatomaceous Earth

Fossil Coral (Fossilized Scleractinia or Tabulata (various genera/species)) — Sedimentary

Fossil Coral

Fossilized Scleractinia or Tabulata (various genera/species)

Fossil Coral (Coral Limestone (a type of biogenic sedimentary rock)) — Sedimentary

Fossil Coral

Coral Limestone (a type of biogenic sedimentary rock)

Goniatite Fossil (Goniatitida (Order), fossilized in limestone/calcite (CaCO3)) — sedimentary

Goniatite Fossil

Goniatitida (Order), fossilized in limestone/calcite (CaCO3)

Fossil Coral (Scleractinia (Anthos), primarily Calcium Carbonate (CaCO3)) — sedimentary

Fossil Coral

Scleractinia (Anthos), primarily Calcium Carbonate (CaCO3)

Ammonite Fossil (Ammonoidea (typically preserved as Calcite CaCO3 or Pyrite FeS2)) — sedimentary

Ammonite Fossil

Ammonoidea (typically preserved as Calcite CaCO3 or Pyrite FeS2)

Ammonite Fossil (Ammonoidea (primarily composed of Calcite, CaCO3, or Pyrite)) — sedimentary

Ammonite Fossil

Ammonoidea (primarily composed of Calcite, CaCO3, or Pyrite)

Belemnite Fossil (Belemnitida (extinct order of Cephalopods)) — sedimentary

Belemnite Fossil

Belemnitida (extinct order of Cephalopods)

Ammonite Fossil (Ammonoidea (Calcium carbonate - CaCO3)) — sedimentary

Ammonite Fossil

Ammonoidea (Calcium carbonate - CaCO3)

Calamites (Fossil) (Calamites sp. (Tracheophyta, Equisetopsida)) — sedimentary

Calamites (Fossil)

Calamites sp. (Tracheophyta, Equisetopsida)

Sedimentary Sandstone (Arenite (Sedimentary Rock)) — sedimentary

Sedimentary Sandstone

Arenite (Sedimentary Rock)

Fossil Coral (Scleractinia (Fossilized Hexacoral)) — fossil

Fossil Coral

Scleractinia (Fossilized Hexacoral)

Shale with Coprolite influence (Argillaceous sedimentary rock (Shale/Mudstone)) — sedimentary

Shale with Coprolite influence

Argillaceous sedimentary rock (Shale/Mudstone)

Fossilized Shark Tooth (Otodus obliquus) (Otodus obliquus (Mineral: Fluorapatite)) — mineral

Fossilized Shark Tooth (Otodus obliquus)

Otodus obliquus (Mineral: Fluorapatite)

Limestone with Calcite Veining (Calcium Carbonate (CaCO3)) — sedimentary

Limestone with Calcite Veining

Calcium Carbonate (CaCO3)

Siderite Concretion (Ironstone (Siderite) Concretion, FeCO3) — sedimentary

Siderite Concretion

Ironstone (Siderite) Concretion, FeCO3

Sandstone concretion (Arenite sedimentary rock (concretion/nodule)) — sedimentary

Sandstone concretion

Arenite sedimentary rock (concretion/nodule)

Fossiliferous Limestone (Carbonate Sedimentary Rock (primarily CaCO3)) — sedimentary

Fossiliferous Limestone

Carbonate Sedimentary Rock (primarily CaCO3)

Fossiliferous Limestone with Crinoid Stem (Bioclastic Limestone (CaCO3)) — sedimentary

Fossiliferous Limestone with Crinoid Stem

Bioclastic Limestone (CaCO3)

Fossiliferous Limestone (Biogenic Sedimentary Rock (CaCO3)) — sedimentary

Fossiliferous Limestone

Biogenic Sedimentary Rock (CaCO3)

Fossiliferous Limestone (Bioclastic Limestone (Calcium Carbonate, CaCO3)) — sedimentary

Fossiliferous Limestone

Bioclastic Limestone (Calcium Carbonate, CaCO3)

Fossiliferous Limestone (Gastropod / Crinoid Fossil Rock) (Biogenic Sedimentary Rock (CaCO3)) — fossil

Fossiliferous Limestone (Gastropod / Crinoid Fossil Rock)

Biogenic Sedimentary Rock (CaCO3)

Fossiliferous Flint or Chert with Bryozoan Fossils (Sedimentary cryptocrystalline quartz (SiO2) with fossil inclusions) — sedimentary

Fossiliferous Flint or Chert with Bryozoan Fossils

Sedimentary cryptocrystalline quartz (SiO2) with fossil inclusions

Limestone (Calcium Carbonate (CaCO3)) — sedimentary

Limestone

Calcium Carbonate (CaCO3)

Fossil Coral (Rugose Coral Fragment) (Rugosa (extinct order of solitary and colonial corals)) — sedimentary

Fossil Coral (Rugose Coral Fragment)

Rugosa (extinct order of solitary and colonial corals)

Shale or Mudstone (Argillaceous sedimentary rock) — sedimentary

Shale or Mudstone

Argillaceous sedimentary rock

Fossiliferous Limestone (Calcium Carbonate (CaCO3) with Biogenic Inclusions) — sedimentary

Fossiliferous Limestone

Calcium Carbonate (CaCO3) with Biogenic Inclusions

Crinoid Marble (Fossilized Limestone) (Crinoidal Limestone (comprising Calcite/Aragonite CaCO3)) — sedimentary

Crinoid Marble (Fossilized Limestone)

Crinoidal Limestone (comprising Calcite/Aragonite CaCO3)

Brachiopod Fossil in Matrix (Phylum Brachiopoda) — fossil

Brachiopod Fossil in Matrix

Phylum Brachiopoda

Fossiliferous Flint / Chert (Microcrystalline quartz (SiO2) with embedded invertebrate fossils) — sedimentary

Fossiliferous Flint / Chert

Microcrystalline quartz (SiO2) with embedded invertebrate fossils

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

Sandstone

Arenite (primarily Quartz, SiO2)

Shale with Iron Staining (Fissile Argillaceous Sedimentary Rock) — sedimentary

Shale with Iron Staining

Fissile Argillaceous Sedimentary Rock

Sandstone (Arenite) — sedimentary

Sandstone

Arenite

Sandstone (Pebble) (Clastic sedimentary rock (SiO2 primary)) — sedimentary

Sandstone (Pebble)

Clastic sedimentary rock (SiO2 primary)

Petrified Wood (Silicified wood (primarily Quartz, SiO2)) — fossil

Petrified Wood

Silicified wood (primarily Quartz, SiO2)

Ammonite Fossil (Ammonoidea) — fossil

Ammonite Fossil

Ammonoidea

Triceratops Fossil (Triceratops horridus) — fossil

Triceratops Fossil

Triceratops horridus

Fossiliferous Limestone (Biogenic Sedimentary Rock (Calcium Carbonate, CaCO3)) — sedimentary

Fossiliferous Limestone

Biogenic Sedimentary Rock (Calcium Carbonate, CaCO3)

Sandstone (Arenite (SiO2 predominantly)) — sedimentary

Sandstone

Arenite (SiO2 predominantly)

Fossilized Bone (Permineralized Bone (Vertebrate Fossil)) — fossil

Fossilized Bone

Permineralized Bone (Vertebrate Fossil)

Echinoid Fossil (Commonly called a Sea Urchin or Heart Urchin) (Phylum Echinodermata, Class Echinoidea) — sedimentary

Echinoid Fossil (Commonly called a Sea Urchin or Heart Urchin)

Phylum Echinodermata, Class Echinoidea

Fossiliferous Limestone with Brachiopod (Phylum Brachiopoda in Sedimentary Matrix (CaCO3)) — fossil

Fossiliferous Limestone with Brachiopod

Phylum Brachiopoda in Sedimentary Matrix (CaCO3)

Fossilized Shark Teeth in Matrix (Cretaceous Chondrichthyes (Shark) remains in Sedimentary Matrix) — fossil

Fossilized Shark Teeth in Matrix

Cretaceous Chondrichthyes (Shark) remains in Sedimentary Matrix