Belemnite Fossil
Belemnitida (rostrum)
fossil
Category
Sedimentary (Fossil)
Browse sedimentary (fossil) specimens identified by the Rock Identifier community.
Learn about Sedimentary (Fossil) in the encyclopedia
View all →
Sandstone
Arenite
sedimentary
Fossiliferous limestone pebble
Calcite-rich limestone containing possible brachiopod or coral fossil impressions
fossil
Sandstone
Arenite (SiO2 based with mineral cements)
sedimentary
Sandstone
Arenite (SiO2 principal component)
sedimentary
Sandstone
Arenite (SiO2 based)
sedimentary
Sandstone
Arenite (SiO2 with various cementing minerals)
sedimentary
Sandstone
Clastic sedimentary rock (primarily SiO2)
sedimentary
Gastropod Fossil
Phylum Mollusca, Class Gastropoda
fossil
Fossilized bone or tooth fragment in rock matrix
Indeterminate vertebrate fossil; mineralized apatite (carbonate-fluorapatite) with silica/carbonate-rich matrix
fossil
Fossilized Brachiopod in Limestone
Phylum Brachiopoda embedded in sedimentary limestone
fossil
Fossil Shell (Brachiopod or Mollusk)
Phylum Brachiopoda or Class Bivalvia (e.g., Mucrospirifer or similar genus)
fossil
Porous fossil fragment (possibly fossilized coral or shell)
Unidentified fossil carbonate; likely calcite/aragonite
fossil
Fossil Coral
Rugosa or Tabulata coral fossil
fossil
Brachiopod Fossil
Phylum Brachiopoda
fossil
Stromatolite
Biogenic sedimentary rock / Stromatolite
sedimentary
Light-colored carbonate pebble, likely limestone
Limestone; predominantly calcite (CaCO₃), possibly micritic or fossiliferous
sedimentary
Sand Tiger Shark Tooth
Carcharias taurus (fossilized)
fossil
Crinoid Fossil Fragment
Crinoidea (echinoderm fossil embedded in limestone/matrix)
fossil
Sandstone (Quartzose)
Arenite (primarily SiO2)
sedimentary
Bivalve Fossil (Cockle shell)
Class Bivalvia (e.g., Anadara or Veneridae family)
fossil
Brachiopod Fossil
Phylum Brachiopoda (likely Order Rhynchonellida or Spiriferida)
sedimentary
Gastropod Fossil
Class Gastropoda (fossilized)
fossil
Bivalve Fossil in Sedimentary Matrix
Fossiliferous Mudstone (Class: Bivalvia)
sedimentary
Likely fossiliferous limestone fragment
Calcitic limestone, chiefly calcium carbonate (CaCO₃; mineral calcite)
sedimentary
Gastropod Fossil (Snail Internal Cast)
Class Gastropoda (Steinkern)
sedimentary
Fossiliferous limestone
Bioclastic carbonate rock, chiefly calcite (CaCO₃), containing visible marine fossils
sedimentary
Sandstone
Arenite (Siliclastic sedimentary rock)
sedimentary
Bivalve Fossil (Clam/Mollusk)
Class: Bivalvia (Order: Veneroida), Calcium Carbonate (CaCO3)
sedimentary
Seashell Fossil
Mollusca (Bivalvia)
fossil
Ammonite Fossil
Ammonitida (Extinct subclass of Cephalopoda)
sedimentary
Gastropod Fossil
Phylum Mollusca, Class Gastropoda (Calcium Carbonate, CaCO3)
sedimentary
Fossilized Favosites (Honeycomb Coral)
Favosites (extinct genus of tabulate coral)
sedimentary
Fossiliferous Limestone
Fossiliferous Limestone
sedimentary
Belemnoit (Fossil)
Belemnoidea (Order), Rostrum / Guard
sedimentary
Fossiliferous Chert or Limestone
Sedimentary rock containing fossilized marine invertebrates (likely crinoid stems or bryozoans)
sedimentary
Brachiopod Fossil
Phylum Brachiopoda (replaced by Calcite or Silica)
sedimentary
Fossilized Shark Tooth
Carcharocles sp. or Striatolamia sp. (Phosphate/Carbonate mineralized Hydroxyapatite)
sedimentary
Sandstone with Trace Fossils
Quartz Arenite with Bioturbation (Trace Fossils)
sedimentary
Fossilized Bone Fragment
Vertebrate Fossil Material (Apatite/Calcium Phosphate)
fossil
Seashell (Cone Snail Shell)
Conus sp. (Calcium Carbonate, CaCO3)
fossil
Sandstone (with Iron Staining)
Arenite
sedimentary