Fossilized Bone
Fossilized Vertebrate Bone (Per mineralized)
fossil
Category
Organic Gemstone (Fossilized Resin)
Browse organic gemstone (fossilized resin) specimens identified by the Rock Identifier community.
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Fossilized Shark Tooth
Chondrichthyes (Class) fossilized tooth
fossil
Fossilized Bone
Vertebrate Fossil Fragment (Calcium Phosphate / Hydroxyapatite)
fossil
Petrified Wood
Silicified Wood (SiO2)
fossil
Fossilized Tiger Shark Tooth
Galeocerdo cuvier (fossilized hydroxylapatite)
sedimentary
Bivalve Fossil (Internal Mold/Steinkern)
Class Bivalvia (Fossilized Mold)
sedimentary
Fossiliferous Limestone
Biogenic Limestone (CaCO3 with fossil fragments)
sedimentary
Fossil Shark Tooth
Chondrichthyes tooth fossil
fossil
Fossil Shark Tooth
Elasmobranchii tooth fossil (e.g., Otodus / Carcharocles)
fossil
Fossilized Coral
Rugosa / Scleractinia (Agatized or Calcitized Coral)
fossil
Tree Agate
Dendritic Agate (Silicon Dioxide, SiO2)
mineral
Petrified Wood
Petrified Wood (Silicified Wood)
fossil
Chert (Green Fossilized Algae or Jasper)
Silicon Dioxide (SiO2)
sedimentary
Limestone and Quartz Gravel with Petrified Wood
Sedimentary gravel aggregate and fossilized wood
sedimentary
Fossil Shark Tooth
Selachimorpha (Chondrichthyes dental fossil)
sedimentary
Sandstone with Vitrinite/Coal inclusions
Arenite with Carbonaceous inclusions
sedimentary
Fossiliferous Limestone
Calcium Carbonate (CaCO3) with fossil inclusions
sedimentary
Chert (Fossiliferous)
Silicon dioxide (SiO2)
sedimentary
Petrified Palmwood
Palmoxylon (fossilized monocot xylem)
sedimentary
Fossil Shark Tooth
Carcharodon sp. (likely Otodus or similar Lamniformes order)
sedimentary
Fossil Shark Tooth
Elasmobranchii (Class) fossil - possibly Odontaspididae family
fossil
Fossilized Bark
Lepidodendron / Sigillaria fossil impression
fossil
Fossiliferous Limestone (Coquina / Shell Limestone)
Biogenic Limestone (CaCO3)
sedimentary
Fossilized Rugose Coral (Horn Coral)
Order Rugosa
sedimentary
Opalite
Synthetic glass / Opalized glass
gemstone
Fossilized Shark Tooth
Chondrichthyes (class) fossilized tooth
fossil
Fossilized Bone / Dinosaur Fossil
Fossilized vertebrate bone (permineralized)
fossil
Mammoth Tooth
Mammuthus tooth fossil
fossil
Chert (or Fossiliferous Limestone)
Microcrystalline Quartz (SiO2) / Calcium Carbonate (CaCO3)
sedimentary
Fossilized Tooth Fragment
Vertebrate Fossil (Mammalia indet.)
fossil
Fossil Coral
Scleractinia (Fossilized Coral)
fossil
Red Coral
Corallium rubrum (Calcium Carbonate, CaCO3)
Organic Gemstone (Sedimentary classification)
Ammonite Fossil (Polished Half / Cleoniceras)
Ammonoidea (Subclass), often Cleoniceras genus; fossilized with Calcite (CaCO3) and Aragonite
Sedimentary
Petrified Wood
Fossilized Wood (silicified wood)
fossil
Chert (Jasper variation)
Silicon Dioxide (SiO2)
sedimentary
Flower Jasper
Agatized Fossil Coral / Chalcedony (SiO2)
sedimentary
Fossiliferous Limestone
Calcareous biomicrite / Calcium Carbonate (CaCO3)
sedimentary
Shark Tooth Fossil
Chondrichthyes (class) fossilized tooth
fossil
Fossilized Horse Tooth
Equus sp. (fossilized molar)
fossil
Fossilized Brachiopod
Brachiopoda (e.g., Atrypa or Rhynchonellida)
fossil
Coal (Bituminous Coal)
Caustobiolith / Sedimentary Rock
sedimentary
Fossilized Shark Tooth
Carcharocles or Otodus sp. (Micro-fossilized)
sedimentary