Fossil

Bivalve Fossil (Cockle shell)

Class Bivalvia (e.g., Anadara or Veneridae family)

Fossiliferous Limestone containing a Brachiopod or Mollusk Impression

Biogenic Sedimentary Rock / Fossiliferous Limestone

Chert (Jasper / Flint Variant)

Microcrystalline Quartz (SiO2)

Fossil Coral

Hexagonaria / Rugosa / Scleractinia

Brachiopod Fossil

Phylum Brachiopoda

Belemnite Fossil

Belemnitida (Order of extinct cephalopods)

Fossiliferous Limestone

Calcium Carbonate (CaCO3) with fossil inclusions

Fossiliferous Limestone

Biogenic Limestone containing marine invertebrate fossils

Fossil Sea Urchin (Echinoid)

Echinoidea fossil (often replaced by silica or calcite)

Fossil Shell

Phylum Mollusca (Bivalvia or Brachiopoda)

Fossiliferous Limestone / Fossil Fragment

Calcium Carbonate (CaCO3) with indeterminate biogenic remains

Crinoid Stem Fossil (St John's Bead)

Crinoidea (Class)

Fossiliferous Limestone

Biogenic Sedimentary Rock (Calcium Carbonate, CaCO3)

Fossilized Shark Tooth

Chondrichthyes tooth

Coal

Bituminous or sub-bituminous coal (carbonaceous rock)

Fossilized Shark Tooth

Chondrichthyes (Class) fossilized tooth

Fossilized Coral

Hexagonaria (Rugose coral) / Calcium Carbonate (CaCO3)

Horn Coral Fossil

Rugosa (Order Rugosa)

Mammoth or Mastodon Tooth Fragment

Mammuthus / Mammut molar fragment

Dinosaur Claw Fossil

Fossilized Theropod Claw (Vertebrate Palaeontological Specimen)

Mosasaur Tooth

Mosasaurus sp.

Petrified Wood Fragment

Silicified Wood (SiO2)

Fossilized Shell Impression / Siltstone Fossil

Bivalvia / Brachiopoda mold in Siltstone

Fossilized Shark Tooth (Otodus obliquus)

Otodus obliquus (Mineralized Apatite / Bio-apatite)

Fossilized Shark Tooth

Elasmobranchii tooth (commonly Otodus or Scapanorhynchus sp.)

Fossilized Rugose Coral (Horn Coral)

Order Rugosa

Petoskey Stone

Hexagonaria percarinata

Fossilized Mosasaur Tooth

Mosasauridae (likely Prognathodon or Mosasaurus)

Fossilized Shark Tooth (Sand Tiger)

Carcharias sp. (Fossilized Tooth)

Bivalve Fossil (Clam/Mollusk)

Class: Bivalvia (Order: Veneroida), Calcium Carbonate (CaCO3)

Fossilized Rugose Coral

Order Rugosa (Calcium Carbonate - CaCO3)

Fossilized Bone Fragment

Permineralized Vertebrate Bone (Hydrox yapatite replaced by Silica or Calcite)

Fossilized Coral (Petoskey Stone or similar)

Hexagonaria percarinata (Fossilized Rugose Coral)

Sand Dollar Fossil

Echinoidea (Clypeasteroida)

Ammonite Fossil (Polished Half / Cleoniceras)

Ammonoidea (Subclass), often Cleoniceras genus; fossilized with Calcite (CaCO3) and Aragonite

Fossilized Shell in Limestone

Biogenic Limestone (Calcium Carbonate, CaCO3)

Fossil Shark Tooth

Carcharodon sp. (likely Otodus or similar Lamniformes order)

Petrified Wood

Silicified wood (SiO2)

Fossilized Bivalve Shell (Fossilized Clam)

Bivalvia (class) / CaCO3 (Calcium Carbonate)

Fossil Coral (Rugose Coral / Horn Coral fragment)

Rugosa (Tetracoralla) / Calcite (CaCO3)

Turritella Agate / Fossiliferous Limestone

Elimia tenera (commonly mislabeled as Turritella in chalcedony/calcite matrix)

Fossilized Gastropod Shell

Gastropoda (Fossilized internal mold or shell body)