Fossil

Belemnite Fossil

Belemnitida (rostrum)

Weathered limestone

Calcite-rich limestone (CaCO₃), possibly fossiliferous

Fossil fish specimen

Fossilized fish vertebrate, likely an articulated fish impression; exact taxon indeterminate

Fossiliferous limestone

Bioclastic limestone, containing a fossil shell or coral fragment

Fossilized Shark Tooth

Elasmobranchii (Class) fossil

Fossil Shell

Invertebrate fossil (Mollusca)

Fossil Coral / Crinoid Stem section

Anthozoa / Crinoidea fossil

Fossilized Bone (Petrified Bone)

Permineralized Bone Fossil

Fossilized Shark Tooth

Lamniformes (order) fossil

Fossilized Echinoid Fragment (Calycinal/Boss Fossil)

Echinodermata fossil fragment

Fossilized Echinoid (Sea Urchin) or Brachiopod

Echinoidea / Invertebrate Fossil

Fossilized Gastropod Shell

Class Gastropoda (Fossil)

Fossilized Bone Chunk (likely Dinosaur or Large Mammal)

Permineralized Fossil Bone

Fossilized Bivalve Shell

Bivalvia (fossil specimen)

Petrified Coral (Agatized Coral)

Anthozoa (Agatized Fossil)

Fossil-bearing limestone

Calcite-rich limestone (mainly CaCO₃), with a possible shell fossil

Fossiliferous limestone, likely stromatolitic or bioclastic limestone

Calcite-rich carbonate rock; predominantly CaCO₃ (calcite), with possible siliciclastic impurities and fossil structures

Fossiliferous limestone pebble

Calcitic limestone, primarily CaCO₃ (calcite), containing a possible trace-fossil or shell fragment

Fossil Coral

Phylum Cnidaria / Rugosa or Tabulata

Fossiliferous limestone pebble

Calcite-rich limestone (mainly CaCO₃), containing marine shell fossils

Polished amber

Amber (fossilized plant resin; chiefly amorphous organic compounds)

Petrified Wood

Silicified Wood (SiO2 - Quartz/Chalcedony replacement)

Fossil gastropod in granite-like stone

Gastropoda indet.; enclosing rock likely polished granite or gneiss

Fossilized Horn Coral

Rugosa (Rugose coral)

Fossil Coral (Tabulate Coral Fragment)

Anthopleura / Tabulata (CaCO3 - Calcium Carbonate)

Crinoid Stem Fossil

Crinoid columnal (Echinodermata)

Agatized Fossil Coral

Agatized Anthozoa

Fossil Shark Tooth

Otodus sp. (likely Otodus obliquus) fossil

Fossil Shark Tooth

Chondrichthyes (class)

Shark Tooth Fossil

Carcharocles megalodon or similar fossilized shark tooth

Mosasaur Tooth Fossil

Mosasaurus sp.

Fossilized Bone Fragment

Petrified Osseous Material

Bivalve Internal Mold Fossil

Steinkern (Bivalvia mold)

Rugose Coral (Horn Coral) Fossil

Order Rugosa (likely Grewingkia or Zaphrentis genus)

Mammoth or Mastodon Tooth Fossil

Proboscidea tooth (Mammuthus or Mammut)

Fossilized echinoid (sea urchin), likely a flint/chalk-associated test

Echinoid fossil; likely a regular echinoid such as Echinocidaris or related taxon, composed mainly of recrystallized calcite (CaCO₃)

Fossilized Shark Tooth

Chondrichthyes (class)

Fossilized Shark Tooth

Chondrichthyes (Class)

Fossilized Brachiopod

Phylum Brachiopoda (replaced by Calcite/CaCO3)

Fossilized Crab Carapace (Concretion)

Decapoda (fossil), typically preserved in calcite or siderite concretion

Fossilized Brachiopod

Phylum Brachiopoda (Calcium Carbonate/Silica replacement)

Fossilized Shark Tooth

Carcharocles sp. (likely Lemon or Sand Tiger)