Fossil-bearing limestone
Bioclastic limestone, likely containing bivalve or brachiopod impressions
fossil
Category
Sedimentary (Fossil)
Browse sedimentary (fossil) specimens identified by the Rock Identifier community.
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Fossilized Bivalve Shell
Bivalvia (fossil specimen)
sedimentary
Fossiliferous Sandstone (with Quartz patch)
Sedimentary Sandstone with Silicified Shell Fragments
sedimentary
Bivalve Seashell Fossil
Class Bivalvia
fossil
Fossilized Bivalve Shell
Bivalvia (Phylum Mollusca)
fossil
Fossilized Brachiopod
Phylum Brachiopoda
fossil
Worn River Pebble with Fossil Indentation
Sedimentary Rock with Fossil Infill
sedimentary
Fossilized Shark Tooth (Dermal Denticle or worn tooth fragment)
Elasmobranchii (fossil remains)
sedimentary
Limpets Shell / Fossil Specimen
Patellogastropoda (Class)
fossil
Bivalve Fossil (Mussel or Clam Shell)
Bivalvia
fossil
Fossilized Gastropod in Limestone
Gastropoda (Class) in Calcium Carbonate (CaCO3)
sedimentary
Fossil Shark Tooth
Chondrichthyes (Class)
fossil
Fossil Shell
Brachiopod or Mollusk fossil
fossil
Weathered sandstone or iron-stained sedimentary rock
Quartz-rich sandstone, possibly ferruginous sandstone
sedimentary
Weathered limestone fragment
Calcitic limestone (mostly CaCO₃; possibly micritic limestone)
sedimentary
Petrified Wood
Silicified Wood (SiO2)
sedimentary
Tumbled fossiliferous limestone
Calcite-rich limestone (CaCO₃), possibly fossiliferous micrite
sedimentary
Fossilized oyster shell
Ostrea/Exogyra sp.; calcium carbonate (mostly calcite)
fossil
Fossilized Shark Tooth
Elasmobranchii (Class) fossil
fossil
Fossiliferous Sandstone (with Brachiopod or Bivalve mold)
Clastic Sedimentary Rock with Macrofossil Mold
sedimentary
Fossilized Shark Tooth
Carcharocles sp. (likely Lemon or Sand Tiger)
sedimentary
Iron-rich rock or Concretion
Ironstone or Limonite concretion
sedimentary
Fossiliferous Limestone with Crinoid Stem
Sedimentary Rock with Crinoidea Fossil
fossil
Fossiliferous Brachiopod in Shale
Brachiopoda (Phylum) preserved in Carbonaceous Shale
sedimentary
Siltstone with plant fossil impression
Sedimentary rock with Archaeopteris or Calamites flora impression
fossil
Fossil-bearing limestone, possibly a crinoid or shell fragment
Calcite (CaCO₃) limestone containing an indeterminate marine fossil
fossil
Fossilized Nut / Coprolite / Concretion
Trace Fossil / Permineralized Plant Material
fossil
Fossiliferous limestone
Bioclastic limestone, primarily calcite (CaCO₃)
sedimentary
Fossilized Belemnite Rostrum
Belemnitida
fossil
Belemnite Fossil (Guardsman Fossil)
Belemnitella spp. (Rostrum)
fossil
Fossil Seashell
Invertebrate fossil (Bivalvia)
fossil
Sandstone (Ferruginous)
Arenite (primarily SiO2 with Iron Oxide cement)
sedimentary
Fossilized Shell or Coral Fragment in Matrix
Invertebrate Fossil in Sedimentary Rock
fossil
Fossilized Brachiopod Shell Fragment
Brachiopoda (Class: Rhynchonellata or Strophomenata)
fossil
Fossilized Bone
Permineralized Vertebrate Fossil
sedimentary
Fossiliferous Limestone
Biogenic Calcium Carbonate (CaCO3)
sedimentary
Fossiliferous limestone, likely coral limestone
Bioclastic calcite (CaCO₃), commonly derived from fossil coral or shell material
fossil
Weathered fossiliferous limestone
Calcitic limestone, predominantly calcium carbonate (CaCO₃), possibly containing shell or coral fossil fragments
sedimentary
Fossil Sea Urchin / Echinoid
Class Echinoidea
fossil
Fossilized Bone Chunk (likely Dinosaur or Large Mammal)
Permineralized Fossil Bone
sedimentary
Fossilized Bone
Fossilized Vertebrate Bone (Per mineralized)
fossil
Shark Tooth Fossil
Vertebrate fossilized tooth (various genera such as Carcharodon, Otodus, or Negaprion)
fossil