Fossiliferous Limestone
Calcareous biomicrite / Calcium Carbonate (CaCO3)
sedimentary
Category
Sedimentary (Fossilized Organic Remains)
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Sandstone with Vitrinite/Coal inclusions
Arenite with Carbonaceous inclusions
sedimentary
Amber
Succinates (Organic Gemstone)
mineral
Sand Tiger Shark Tooth Fossil
Carcharias taurus (fossilized tooth)
fossil
Fossilized Shark Tooth
Bioapatite (Calcium Hydroxyapatite) replacement
mineral
Fossilized Shark Tooth
Carcharocles sp. or Striatolamia sp. (Phosphate/Carbonate mineralized Hydroxyapatite)
sedimentary
Fossilized Shark Tooth
Carcharocles sp. (likely Lemon or Sand Tiger)
sedimentary
Petrified Wood / Fossilized Bone
Silicified / Mineralized Fossil (Silica SiO2)
fossil
Mookaite Jasper
Silicon Dioxide (SiO2) with various inclusions
sedimentary
Coral Fossil
Scleractinia (Class Anthozoa)
fossil
Limestone Pebble with Crinoid Fossil
Calcium Carbonate (CaCO3) - Fossiliferous Limestone
sedimentary
Amber
Succinite (Resinous fossilized tree sap)
Mineraloid
Fossiliferous Limestone Pebble
Biogenic Sedimentary Rock (CaCO3)
fossil
Chert (Jasper variation)
Silicon Dioxide (SiO2)
sedimentary
Petrified Wood
Petrified Wood (Silicified Wood)
fossil
Petoskey Stone
Hexagonaria percarinata (Fossilized Rugose Coral)
sedimentary
Petoskey Stone
Hexagonaria percarinata (Fossilized Rugose Coral)
sedimentary
Amber
Fossilized Tree Resin
gemstone
Fossilized Shark Tooth
Eocene Lamniformes (Mackerel Shark clade)
fossil
Fossilized Shark Tooth
Lamniformes (order) fossil
fossil
Flower Jasper
Agatized Fossil Coral / Chalcedony (SiO2)
sedimentary
Olive Sea Shell Fossil
Oliva sp. (Calcium Carbonate, CaCO3)
fossil
Petoskey Stone
Hexagonaria percarinata (Fossilized Coral)
sedimentary
Amber
Succinite (organic fossilized resin)
mineraloid
Amber
Succinates (Organic Fossilized Resin)
mineral
Amber
Succinates (Organic Fossilized Resin)
mineraloid
Liesegang Banded Sandstone (Wonderstone)
Ferruginous Sandstone with Liesegang Rings
sedimentary
Fossilized Coral (Petoskey Stone or similar Favosites)
Hexagonaria percarinata / Favosites (Silurian-Devonian Coral)
sedimentary
Petrified Wood
Fossilized Wood (SiO2 replacing organic matter)
fossil
Limestone
Calcium Carbonate (CaCO3)
sedimentary
Fossil-bearing rock, likely a fossilized shell or coral fragment
Unidentified calcitic fossil in a carbonate matrix (likely calcite, CaCO₃)
fossil
Petrified Wood
Silicified Wood (SiO2)
sedimentary
Fossil Bivalve / Ostreid Shell (Hag Stone / Perforated Pebble)
Phylum Mollusca, Class Bivalvia
fossil
Amber (Copal)
Succinite (fossilized tree resin)
mineral
Amber
Succinite (fossilized tree resin)
mineraloid / sedimentary organic material
Echinoid Fossil / Fossilized Sea Urchin
Echinoidea
fossil
Chert (Jasper variation)
Silicon Dioxide (SiO2)
sedimentary
Chert / Flint Jasper
Microcrystalline Quartz (SiO2)
sedimentary
Chert (Yellow Jasper)
Cryptocrystalline Quartz (SiO2)
sedimentary
Jet
Lignite (Anthracite-grade compact coal)
sedimentary
Favosites Fossil (Honeycomb Coral)
Favosites (Extinct genus of Tabulate Coral)
sedimentary
Amber
Succinite (fossilized organic resin)
mineral