Petrified Wood
Silicified Wood (SiO2)
fossil
Category
Sedimentary (Fossil)
Browse sedimentary (fossil) specimens identified by the Rock Identifier community.
Learn about Sedimentary (Fossil) in the encyclopedia
View all →
Petrified Wood
Silicified Wood (Permineralized organic tissue)
fossil
Petoskey Stone
Hexagonaria percarinata
fossil
Shiva's Eye (Cat's Eye Shell)
Operculum of Turbo marmoratus
fossil
Petoskey Stone
Hexagonaria percarinata
fossil
Petoskey Stone / Rugose Coral Fossil
Hexagonaria percarinata
fossil
Petoskey Stone
Hexagonaria percarinata
fossil
Petrified Wood
Silicified Wood (SiO2)
fossil
Seashell Fragment
Calcium carbonate (CaCO3) - primarily Aragonite or Calcite
fossil
Fossilized Bone
Permineralized Vertebrate Bone
fossil
Petrified Wood
Silicified Wood (SiO2)
fossil
Petrified Wood
Fossilized plant material (Silicon dioxide - SiO2)
fossil
Agatized Dinosaur Bone
Permineralized Dinosaur Bone (Silicified/Agatized Bone)
fossil
Amber
Succinite / Fossilized Resin (C10H16O)
fossil
Fossilized Horn Coral
Rugosa (Tetracoralla)
fossil
Amber
Succinite / Fossilized Tree Resin
fossil
Wampum / Quahog Shell Fossil Fragment
Mercenaria mercenaria (Calcium carbonate, CaCO3)
fossil
Fossilized Mammoth Tooth Fragment
Mammuthus primigenius (or Mammuthus sp.)
fossil
Petoskey Stone (Fossilized Coral)
Hexagonaria percarinata
fossil
Fossil Coral (Rugose Coral / Horn Coral Cross-Section)
Rugosa (Order) / Calcite (CaCO3)
fossil
Petoskey Stone
Hexagonaria percarinata
fossil
Petrified Wood
Silicified Wood (SiO2)
fossil
Petrified Wood
Silicified Wood (SiO2)
fossil
Fossilized Shark Tooth (Fragment)
Elasmobranchii gen. indet.
fossil
Petrified Tabulate Coral
Favosites (Honeycomb Coral)
fossil
Crinozoan fossil (Crinoid stem fragment)
Crinoid (Class Crinoidea)
fossil
Operculum shell (often called "Shiva's Eye" or "Cat's Eye")
Operculum of a gastropod (e.g., Turbinidae family), primarily Calcium Carbonate (CaCO3) in the form of aragonite.
fossil
Fossilized Coral (Petoskey Stone / Hexagonaria)
Hexagonaria percarinata / Rugosa coral (CaCO3)
fossil
Petoskey Stone
Hexagonaria percarinata
fossil
Petoskey Stone
Hexagonaria percarinata
fossil
Petoskey Stone
Hexagonaria percarinata
fossil
Petoskey Stone
Hexagonaria percarinata (Fossilized Rugose Coral)
fossil
Petrified Wood
Silicified Wood (primarily SiO2)
fossil
Fossilized Wood (Petrified Wood)
Agatized wood (primarily SiO2)
fossil
Fossilized Coral (Petoskey Stone type)
Hexagonaria percarinata (Fossilized Rugose Coral)
fossil
Petoskey Stone
Hexagonaria percarinata (Silicified/Calcitic)
fossil
Petoskey Stone
Hexagonaria percarinata
fossil
Fossilized Shark Tooth (Root Portion)
Selachimorpha (partial specimen)
fossil
Petrified Wood
Silicified wood (SiO2)
fossil
Petrified Wood
Silicified Wood (primarily SiO2)
fossil
Petrified Wood
Silicified Wood (Permineralized wood)
fossil
Petrified Wood
Silicified Wood (primarily SiO2)
fossil