Sedimentary (Fossilized)

Script Jasper

Cryptocrystalline Quartz (SiO2) with fossiliferous inclusions

Sandstone

Sandstone (principally SiO2)

Fossilized Shark Tooth

Lamniformes (order) fossil

Petoskey Stone (Fossilized Coral)

Hexagonaria percarinata

Seashell (Cone Snail Shell)

Conus sp. (Calcium Carbonate, CaCO3)

Fossil Coral (likely Favosites or Honeycomb Coral)

Class Anthozoa, Order Tabulata, Genus Favosites

Sandstone

Arenite

Polished petrified wood

Silicified wood, primarily microcrystalline quartz (SiO₂) replacing cellular tissue

Fossilized Horn Coral

Rugosa

Fossil Shark Tooth

Carcharodon sp. (likely Otodus or similar Lamniformes order)

Fossilized Coral (Favosites)

Favosites (Extinct Tabulate Coral)

Devil's Toenail (Fossil Oyster)

Gryphaea arcuata (Calcium Carbonate, CaCO3)

Sandstone

Arenite (SiO2 secondary)

Sandstone (likely Quartzose Sandstone)

Arenite (primarily SiO2)

Fossilized Bivalve Shell

Bivalvia (Phylum Mollusca)

Fossilized Shark Tooth

Carcharhinus sp. (likely Bull or Requiem shark family)

Amber

Amber (Fossilized Tree Resin)

Conglomerate

Conglomerate (clastic sedimentary rock)

Rugose Coral Fossil

Order Rugosa

Fossilized Bored Limestone

Limestone with Ichnofossils (Gastrochaenolites or Entobia)

Fossilized Gastropod (Snail)

Class Gastropoda (internal mold or 'steinkern')

Fossilized Shark Tooth

Fossilized Elasmobranchii tooth (likely Odontaspis or Carcharias)

Fossilized Shell in Limestone

Bivalve fossil (CaCO3) in Carbonate Sedimentary Rock

Fossilized Rugose Coral

Order Rugosa (Calcium Carbonate - CaCO3)

Fossilized Knightia Fish

Knightia eocaena (set in fossiliferous Micritic Limestone)

Dinosaur Bone (Fossilized)

Permineralized Bone (CaCO3 or SiO2 after Hydroxylapatite)

Fossilized Bone Fragment

Permineralized Vertebrate Fossil (Hydroxyapatite replaced by Minerals)

Fossilized Bone Fragment

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

Fossilized Shark Tooth

Scapanorhynchus (Sand Tiger Shark relative)

Calamites (Fossilized Horsetail)

Calamites suckowii (Family: Calamitaceae)

Fossilized Horn Coral

Order Rugosa (Calcium Carbonate - CaCO3)

Fossilized Gastropod Shell

Gastropoda (Class)

Fossilized Shark Tooth

Otodus sp. (approximate genus) / Hydroxyapatite fossil

Fossilized Crinoid Stem

Class Crinoidea (Echinodermata)

Likely petrified wood

Silicified wood; fossilized plant tissue, commonly replaced by quartz (SiO₂)

Amber

Succinates (C10H16O)

Dendrite (Manganese Oxide Dendrites)

Psilomelane or Pyrolusite on Matrix (typically MnO2)

Fossilized Shark Tooth

Chondrichthyes (Class)

Fossil Snail Shell (Embedded in Resin)

Gastropoda fossil

Sandstone (Banded)

Clastic Sedimentary Rock (primarily Quartz, SiO2)

Oyster shell fragment

Ostreidae shell; primarily calcite (CaCO₃)

Fossilized gastropod (snail)

Gastropoda; shell commonly preserved as calcite (CaCO₃)