Petrified Wood
Silicified wood (primarily SiO2)
fossil
Category
Igneous And Fossil
Browse igneous and fossil specimens identified by the Rock Identifier community.
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Fossilized Shark Tooth (Anterior/Lateral)
Otodus megalodon or Carcharodon carcharias (fossilized)
fossil
Petoskey Stone (Weathered/Rough Form)
Hexagonaria percarinata
fossil
Baltic Amber (Black)
Succinite (Fossilized Tree Resin)
fossil
Baltic Amber (Raw)
Succinite
fossil
Petrified Wood
Silicified Wood (SiO2)
fossil
Fossilized Rugose Coral
Order Rugosa
fossil
Fossilized Coral
Scleractinia (Agatized or Calcite replaced)
fossil
Petrified Wood
Silicified Wood (SiO2)
fossil
Fossilized Shark Tooth (Fragment)
Elasmobranchii (fossilized tooth)
fossil
Fossilized Shark Tooth
Elasmobranchii dentition (calcium phosphate / hydroxyapatite)
fossil
Otodus Shark Tooth
Otodus obliquus
fossil
Petrified Wood
Silicified wood (Quartz/Chalcedony replacement of cellulose)
fossil
Petoskey Stone
Hexagonaria percarinata
fossil
Petrified Wood
Silicified Wood (primarily SiO2)
fossil
Petoskey Stone (Fossilized Coral)
Hexagonaria percarinata
fossil
Petoskey Stone
Hexagonaria percarinata
fossil
Fossilized Shark Tooth
Eocene Lamniformes (Mackerel Shark clade)
fossil
Fossilized Shark Tooth (Fragment) in Matrix
Elasmobranchii (subclass)
fossil
Petrified Wood
Silicified Wood (primarily SiO2)
fossil
Fossilized Tabulate Coral in Sandstone/Limestone
Favosites (Order: Tabulata)
fossil
Petoskey Stone
Hexagonaria percarinata
fossil
Petrified Wood
Silicified Wood (primarily SiO2)
fossil
Chert (Arrowhead Point)
Silicon Dioxide (SiO2) - Microcrystalline Quartz
fossil
Fossilized Shark Tooth (Otodus)
Otodus obliquus
fossil
Petrified Wood
Silicified Wood (primarily SiO2)
fossil
Petrified Wood
Silicified wood (Quartz/Chalcedony replacement of Cellulose)
fossil
Fossiliferous Limestone
Sedimentary rock containing Indeterminate Fossil remains (likely Crinoid stem or Bryozoan fragment)
fossil
Amber
Succinite (fossilized tree resin)
fossil
Amber
Fossilized Tree Resin (Successite)
fossil
Amber
Succinite (Fossilized Tree Resin)
fossil
Petrified Wood
Silicon Dioxide (SiO2)
fossil
Petrified Wood
Silicified Wood (SiO2)
fossil
Fossilized Brachiopod
Brachiopoda (Phylum), likely Order Spiriferida or Rhynchonellida
fossil
Fossilized Rugose Coral
Order Rugosa
fossil
Petrified Wood
Silicified Wood (primarily SiO2)
fossil
Petrified Wood
Silicified Wood (SiO2)
fossil
Fossilized Shark Teeth
Otodus sp. (Eocene Sand Tiger/Mackerel Shark)
fossil
Fossilized Coral (Favosites)
Favosites goldfussi
fossil
Oyster Shell Fragment
Crassostrea virginica (or related Bivalvia)
fossil
Petrified Bone Pebble
Silicified Fossilized Bone
fossil
Petrified Wood
Silicified Wood (primarily SiO2)
fossil