Limestone with Stylolites
Calcareous sedimentary rock (CaCO3)
sedimentary
Category
Organic Specimen (Fossil)
Browse organic specimen (fossil) specimens identified by the Rock Identifier community.
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Amber
Succinite (Fossilized Resin)
mineral
Fossil Coral / Crinoid Stem section
Anthozoa / Crinoidea fossil
fossil
Fossiliferous Jasper / Miriam Stone / Elephant Skin Jasper
Biogenic Chalcedony / Silicified Fossiliferous Limestone
fossil
Petrified Wood
Silicified Wood (SiO2)
sedimentary
Fossilized Bone
Fossilized Vertebrate Bone (Per mineralized)
fossil
Fossiliferous Limestone
Bioclastic Limestone (CaCO3)
sedimentary
Petrified Wood Fragment
Silicified Wood (SiO2)
fossil
Amber
Succinite (Resinite)
Organic Crystal (Mineraloid)
Fossilized Shark Tooth (Fragment)
Elasmobranchii gen. et sp. indet. (Calcium Phosphate / Apatite fossil)
fossil
Ammonite Fossil
Ammonoidea (Calcium carbonate - CaCO3)
sedimentary
Fossilized Coral
Rugose coral / Tabulate coral (Calcium carbonate, CaCO3)
fossil
Limestone
Calcium Carbonate (CaCO3)
sedimentary
Fossilized Tabulate Coral (Honeycomb Coral)
Favosites (Order: Tabulata)
sedimentary
Bivalve Fossil (Fossilized Shell)
Class Bivalvia (fossilized in Calcium Carbonate/Aragonite)
fossil
Fossiliferous Sandstone / Fossil Fragment
Fossiliferous Sedimentary Matrix with Indeterminate Fossil Material
fossil
Shark Tooth Fossil
Chondrichthyes (class) fossilized tooth
fossil
Amber with Inclusion
Succiniferous fossil resin (C10H16O)
mineraloid
Fossilized Tiger Shark Tooth
Galeocerdo cuvier (fossilized hydroxylapatite)
sedimentary
Coal (Bituminous or Anthracite)
Carbonaceous sedimentary rock (primarily Carbon, C)
sedimentary
Coal (Bituminous Coal)
Caustobiolith / Sedimentary Rock
sedimentary
Fossilized Shark Tooth (Dermal Denticle or worn tooth fragment)
Elasmobranchii (fossil remains)
sedimentary
Tumbled chalcedony (likely moss or dendritic agate)
Microcrystalline quartz, SiO₂, with iron-oxide inclusions
mineral
Petrified Wood
Silicified Wood (SiO2)
mineral
Fossiliferous limestone
Calcarenite/bioclastic limestone, predominantly calcite (CaCO₃)
sedimentary
Fossil Shell Fragment (possibly Brachiopod or Bivalve)
Calcium Carbonate (CaCO3) - Phylum Brachiopoda or Mollusca
sedimentary
Fossil Coral
Cnidaria Anthozoa (Fossilized)
sedimentary
Orthoceras Fossil Limestone
Orthoceras sp. (Calcium Carbonate, CaCO3)
sedimentary
Dendritic Agate
Silicon Dioxide with Manganese/Iron oxide inclusions (SiO2)
mineral
Fossil shark tooth
Likely fossilized shark tooth, possibly Carcharhinus or Otodus species
fossil
Fossil Coral
Scleractinia / Rugosa (Silicified Coral)
fossil
Banded Sedimentary Rock (Siltstone/Mudstone with concretion)
Siltstone with Ferruginous Banding
sedimentary
Petrified Wood
Silicified wood (Quartz/Chalcedony replacement of cellulose)
fossil
Concretion
Septarian or Siderite Concretion
sedimentary
Fossiliferous Limestone
Biogenic Sedimentary Rock (Calcium Carbonate, CaCO3)
sedimentary
Fossilized Gastropod in Limestone
Gastropoda (Class) in Fossiliferous Limestone
sedimentary
Fossiliferous Limestone
Sedimentary Calcium Carbonate (CaCO3) Matrix with Fossil Fragments
fossil
Fossiliferous Limestone
Sedimentary Calcium Carbonate (CaCO3)
sedimentary
Amber
Succinite (fossilized tree resin, C10H16O)
fossil
Mosasaur Tooth
Mosasaurus sp.
fossil
Fossilized Shell in Limestone
Bivalve fossil (CaCO3) in Carbonate Sedimentary Rock
sedimentary
Amber
Fossilized Tree Resin (Successite)
fossil