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

Fossilized Echinoid (Sea Urchin) (Echinoidea (Fossil)) — sedimentary

Fossilized Echinoid (Sea Urchin)

Echinoidea (Fossil)

Fossil Crab (Decapoda (likely Avitelmessus or Raninidae family)) — sedimentary

Fossil Crab

Decapoda (likely Avitelmessus or Raninidae family)

Fossilized Tooth (Vertebrate Fossilized Tooth (Mineralized Biogenic Material)) — fossil

Fossilized Tooth

Vertebrate Fossilized Tooth (Mineralized Biogenic Material)

Lepidodendron Fossil in Sandstone (Lepidodendron (Lycophytina, Lepidodendrales)) — sedimentary

Lepidodendron Fossil in Sandstone

Lepidodendron (Lycophytina, Lepidodendrales)

Brachiopod Fossil (Phylum Brachiopoda (order potentially Spiriferida)) — fossil

Brachiopod Fossil

Phylum Brachiopoda (order potentially Spiriferida)

Devil's Toenail (Fossil Oyster) (Gryphaea arcuata (Calcium Carbonate, CaCO3)) — sedimentary

Devil's Toenail (Fossil Oyster)

Gryphaea arcuata (Calcium Carbonate, CaCO3)

Fossiliferous limestone (Bioclastic limestone, primarily calcite (CaCO₃)) — sedimentary

Fossiliferous limestone

Bioclastic limestone, primarily calcite (CaCO₃)

Fossil Snail (Gastropoda (fossilized)) — fossil

Fossil Snail

Gastropoda (fossilized)

Fossiliferous Sandstone (Sedimentary rock containing invertebrate fossils) — fossil

Fossiliferous Sandstone

Sedimentary rock containing invertebrate fossils

Shark Tooth Fossil (Chondrichthyes fossil) — fossil

Shark Tooth Fossil

Chondrichthyes fossil

Fossilized Gastropod Internal Mold (Gastropoda (Steinkern fossil)) — fossil

Fossilized Gastropod Internal Mold

Gastropoda (Steinkern fossil)

Fossilized Shark Tooth (Chondrichthyes tooth) — fossil

Fossilized Shark Tooth

Chondrichthyes tooth

Fossil Shark Tooth (Selachii (fossilized dentition)) — fossil

Fossil Shark Tooth

Selachii (fossilized dentition)

Fossilized Bivalve Shell (Bivalvia (Phylum Mollusca)) — fossil

Fossilized Bivalve Shell

Bivalvia (Phylum Mollusca)

Fossilized Trilobite or Mollusk Fragment (Phylum Arthropoda / Mollusca fossil in sedimentary matrix) — fossil

Fossilized Trilobite or Mollusk Fragment

Phylum Arthropoda / Mollusca fossil in sedimentary matrix

Fossilized Shell Impression / Siltstone Fossil (Bivalvia / Brachiopoda mold in Siltstone) — fossil

Fossilized Shell Impression / Siltstone Fossil

Bivalvia / Brachiopoda mold in Siltstone

Knightia Fossil in Limestone (Knightia eocaena in micritic limestone) — sedimentary

Knightia Fossil in Limestone

Knightia eocaena in micritic limestone

Sandstone (Clastic Sedimentary Rock) — sedimentary

Sandstone

Clastic Sedimentary Rock

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

Fossiliferous Limestone

Biogenic Limestone (Calcium Carbonate, CaCO3)

Fossiliferous Sedimentary Rock (Sedimentary Rock with Invertebrate Fossil Imprint) — fossil

Fossiliferous Sedimentary Rock

Sedimentary Rock with Invertebrate Fossil Imprint

Weathered sandstone or iron-stained sedimentary rock (Quartz-rich sandstone, possibly ferruginous sandstone) — sedimentary

Weathered sandstone or iron-stained sedimentary rock

Quartz-rich sandstone, possibly ferruginous sandstone

Weathered limestone fragment (Calcitic limestone (mostly CaCO₃; possibly micritic limestone)) — sedimentary

Weathered limestone fragment

Calcitic limestone (mostly CaCO₃; possibly micritic limestone)

Petrified Wood (Silicified Wood (SiO2)) — sedimentary

Petrified Wood

Silicified Wood (SiO2)

Bivalve Fossil (Clam) (Class Bivalvia (e.g., Exogyra or Gryphaea species)) — fossil

Bivalve Fossil (Clam)

Class Bivalvia (e.g., Exogyra or Gryphaea species)

Fossil Shark Tooth (Chondrichthyes (Class)) — fossil

Fossil Shark Tooth

Chondrichthyes (Class)

Fossilized Gastropod in Limestone (Gastropoda (Class) in Calcium Carbonate (CaCO3)) — sedimentary

Fossilized Gastropod in Limestone

Gastropoda (Class) in Calcium Carbonate (CaCO3)

Fossilized Brachiopod (Phylum Brachiopoda) — fossil

Fossilized Brachiopod

Phylum Brachiopoda

Limpets Shell / Fossil Specimen (Patellogastropoda (Class)) — fossil

Limpets Shell / Fossil Specimen

Patellogastropoda (Class)

Bivalve Fossil (Mussel or Clam Shell) (Bivalvia) — fossil

Bivalve Fossil (Mussel or Clam Shell)

Bivalvia

Weathered fossiliferous limestone (Calcitic limestone, predominantly calcium carbonate (CaCO₃), possibly containing shell or coral fossil fragments) — sedimentary

Weathered fossiliferous limestone

Calcitic limestone, predominantly calcium carbonate (CaCO₃), possibly containing shell or coral fossil fragments

Echinoid Fossil (Sea Urchin Fossil) (Echinoidea) — fossil

Echinoid Fossil (Sea Urchin Fossil)

Echinoidea

Fossiliferous Brachiopod in Shale (Brachiopoda (Phylum) preserved in Carbonaceous Shale) — sedimentary

Fossiliferous Brachiopod in Shale

Brachiopoda (Phylum) preserved in Carbonaceous Shale

Fossilized Nut / Coprolite / Concretion (Trace Fossil / Permineralized Plant Material) — fossil

Fossilized Nut / Coprolite / Concretion

Trace Fossil / Permineralized Plant Material

Fossilized Brachiopod Shell Fragment (Brachiopoda (Class: Rhynchonellata or Strophomenata)) — fossil

Fossilized Brachiopod Shell Fragment

Brachiopoda (Class: Rhynchonellata or Strophomenata)

Bivalve Seashell Fossil (Class Bivalvia) — fossil

Bivalve Seashell Fossil

Class Bivalvia

Fossil Shell (Brachiopod or Mollusk fossil) — fossil

Fossil Shell

Brachiopod or Mollusk fossil

Fossil Bivalve / Ostreid Shell (Hag Stone / Perforated Pebble) (Phylum Mollusca, Class Bivalvia) — fossil

Fossil Bivalve / Ostreid Shell (Hag Stone / Perforated Pebble)

Phylum Mollusca, Class Bivalvia

Fossil Coral (Rugose Coral or Tabulate Coral (Phylum Cnidaria)) — fossil

Fossil Coral

Rugose Coral or Tabulate Coral (Phylum Cnidaria)

Fossil Sea Urchin / Echinoid (Class Echinoidea) — fossil

Fossil Sea Urchin / Echinoid

Class Echinoidea

Fossiliferous Sandstone (with Quartz patch) (Sedimentary Sandstone with Silicified Shell Fragments) — sedimentary

Fossiliferous Sandstone (with Quartz patch)

Sedimentary Sandstone with Silicified Shell Fragments

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

Fossiliferous Limestone

Biogenic Calcium Carbonate (CaCO3)

Dinosaur Fossil Tooth (Vertebrate Fossilized Tooth) — fossil

Dinosaur Fossil Tooth

Vertebrate Fossilized Tooth