Shark Tooth Fossil
Carcharodonta (order Lamniformes), likely Carcharias spp.
fossil
Category
Organic Specimen (Fossil)
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Fossiliferous Limestone
Sedimentary Limestone (CaCO3) containing Crinoid or Brachiopod remains
fossil
Fossiliferous Limestone
Fossiliferous Calcite (CaCO3)
sedimentary
Petrified Wood
Silicified Wood (SiO2)
mineral
Fossiliferous Limestone
Biogenic Limestone (CaCO3)
sedimentary
Sand Tiger Shark Tooth
Carcharias taurus
fossil
Fossiliferous limestone (likely ammonite/gastropod-bearing)
Bioclastic limestone; predominantly calcite (CaCO₃)
sedimentary
Petrified Wood
Silicified Wood (primarily SiO2)
mineral
Ferruginous Sandstone (with possible trace fossils)
Arenite with Iron-Oxide Cement (SiO2 with Fe2O3)
sedimentary
Fossil Shark Tooth
Otodus sp. (likely Otodus obliquus) fossil
fossil
Fossiliferous Limestone
Limestone (Calcium Carbonate - CaCO3)
sedimentary
Fossiliferous Limestone
Limestone (CaCO3 with Bioclasts)
sedimentary
Petrified Wood
Silicified Wood (SiO2)
fossil
Fossiliferous Brachiopod in Shale
Brachiopoda (Phylum) preserved in Carbonaceous Shale
sedimentary
Fossiliferous Limestone
Calcareous biomicrite / Calcium Carbonate (CaCO3)
sedimentary
Amber
Succinite (Organic Gemstone)
mineral
Fossilized Bark
Lepidodendron / Sigillaria fossil impression
fossil
Fossiliferous Limestone
Calcium Carbonate (CaCO3) with Bioclasts
sedimentary
Fossiliferous Limestone
Fossiliferous Limestone (containing bioclasts)
sedimentary
Fossiliferous Limestone
Biogenic Limestone (CaCO3)
sedimentary
Small seashell fossil or shell fragment
Likely calcium-carbonate shell material, chiefly aragonite or calcite; exact species indeterminate
fossil
Palm Wood Fossil
Palmoxylon
fossil
Chert (Fossiliferous Chert/Flint)
Silicon Dioxide (SiO2)
sedimentary
Fossiliferous Limestone
Calcium Carbonate (CaCO3) with Organic Inclusions
fossil
Fossiliferous Limestone
Carbonate sedimentary rock (CaCO3) with bioclasts
sedimentary
Pyritic Shale
Carbonaceous Shale with Iron Pyrite (FeS2)
sedimentary
Petrified Wood
Silicified Wood (SiO2)
sedimentary
Petrified Wood (Agatized/Silicified Wood)
Silicified Wood (SiO2)
sedimentary
Trace Fossil (Lichenandites or Rhynie Chert Chert with Microfossils)
Trace fossil in microcrystalline quartz (SiO2)
fossil
Fossiliferous Limestone
Biomicrite / Limestone with fossils
sedimentary
Vuggy Limestone
Carbonate Sedimentary Rock with Vuggy Porosity (CaCO3)
sedimentary
Sandstone (River Cobble)
Clastic sedimentary rock (primarily SiO2)
sedimentary
Petrified Wood
Silicified Wood (SiO2)
mineral
Fossiliferous Chert (with Fossil Shells)
Silicon Dioxide (SiO2) with biogenic inclusions
sedimentary
Petrified Wood
Silicified Wood (primarily SiO2)
mineral
Amber / Copal
Succinite (fossilized tree resin)
mineraloid
Fossilized Shark Tooth (Root Portion)
Selachimorpha (partial specimen)
fossil
Petrified Wood
Silicified wood (primarily Silicon Dioxide, SiO2)
metamorphic
Fossil Shark Tooth
Selachimorpha (Chondrichthyes dental fossil)
sedimentary
Chert Pebble
Microcrystalline or Cryptocrystalline Quartz (SiO2)
sedimentary
Fossiliferous Limestone
Fossiliferous Limestone (Sedimentary Rock)
fossil
Chert with Fossil Brachiopod
Microcrystalline Quartz (SiO2) with Calcitic Brachiopod inclusion
sedimentary