Fossilized Brachiopod or Gastropod in Chert/Limestone
Phylum Brachiopoda / Mollusca
fossil
Category
Sedimentary (Fossilized)
Browse sedimentary (fossilized) specimens identified by the Rock Identifier community.
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Seashell Fossil
Invertebrate fossil (phylum Mollusca)
fossil
Fossiliferous Chert (with Brachiopod or Mollusk fragments)
Silicon dioxide (SiO2) with Calcium Carbonate (CaCO3) inclusions
sedimentary
Dendritic Agate (River Pebble)
Silicon Dioxide (SiO2) with Manganese or Iron oxide inclusions
mineral
Hard Sandstone (Quartzite)
Quartz-rich Sedimentary Rock (Proto-Quartzite)
metamorphic
Petrified Wood
Silicified Wood / Fossilized Wood (SiO2)
sedimentary
Petoskey Stone
Hexagonaria percarinata (Fossilized Rugose Coral)
sedimentary
Petoskey Stone
Hexagonaria percarinata (Fossilized Rugose Coral)
sedimentary
Petoskey Stone
Hexagonaria percarinata (Fossilized Rugose Coral)
sedimentary
Fossilized Coral (Petoskey-style)
Hexagonaria percarinata (Fossilized Rugose Coral)
sedimentary
Petoskey Stone
Hexagonaria percarinata (Fossilized Rugose Coral)
sedimentary
Petoskey Stone
Hexagonaria percarinata (Fossilized Rugose Coral)
sedimentary
Rugose Coral (Horn Coral Fossil)
Order Rugosa (fossilized in limestone/chert)
sedimentary
Petoskey Stone
Hexagonaria percarinata (Fossilized Rugose Coral)
sedimentary
Fossil Coral (Petoskey Stone or similar)
Hexagonaria percarinata (Fossilized Rugose Coral)
sedimentary
Petoskey Stone
Hexagonaria percarinata (Fossilized Rugose Coral)
sedimentary
Petoskey Stone
Hexagonaria percarinata (Fossilized Rugose Coral)
sedimentary
Petoskey Stone
Hexagonaria percarinata (Fossilized Rugose Coral)
sedimentary
Kambaba Jasper (Crocodile Jasper)
Rhyolite containing Fossilized Cyanobacteria (Stromatolite)
sedimentary
Petoskey Stone
Hexagonaria percarinata (Fossilized Rugose Coral)
sedimentary
Chert (variably Oolitic or Fossiliferous)
Sedimentary Cryptocrystalline Quartz (SiO2)
sedimentary
Calligraphy Stone
Fossiliferous Stromatolite Limestone (also known as Arabic Script Stone, Miriam Stone, or Elephant Skin Jasper)
sedimentary
Mookaite Jasper
Silicified Radiolarite (SiO2)
sedimentary
Crinoidal Limestone
Bioclastic Limestone
Sedimentary
Amber
Succinite (specifically for Baltic amber); Fossilized Tree Resin (C10H16O)
Organic Mineraloid
Amber
Succinite (Resinous fossilized tree sap)
Mineraloid
Fossilized Bivalve in Limestone
Class Bivalvia within Sedimentary Matrix (likely CaCO3)
fossil
Crinoid Stem Fossil
Crinoid columnal (Echinodermata)
fossil
Sandstone
Arenite (Siliclastic sedimentary rock)
sedimentary
Crinoid Stem Fossil
Crinoid ossicle (phylum Echinodermata)
fossil
Fossilized Bivalve Shell
Bivalvia (fossil specimen)
sedimentary
Script Stone
Calcareous Sandstone / Limestone with fossilized inclusions
sedimentary
Rugose Coral (Horn Coral)
Order Rugosa (extinct fossilized coral)
sedimentary
Petoskey Stone
Hexagonaria percarinata (Fossilized colonial coral)
sedimentary
Petoskey Stone
Hexagonaria percarinata (Fossilized Rugose Coral)
sedimentary
Petoskey Stone
Hexagonaria percarinata (Fossilized Rugose Coral)
sedimentary
Petoskey Stone
Hexagonaria percarinata (Fossilized Rugose Coral)
sedimentary
Fossilized Coral (Petoskey Stone type)
Hexagonaria percarinata (Fossilized Rugose Coral)
sedimentary
Petoskey Stone
Hexagonaria percarinata (Fossilized Rugose Coral)
sedimentary
Petoskey Stone
Hexagonaria percarinata (Fossilized Rugose Coral)
sedimentary
Hexagonaria (Petoskey Stone)
Hexagonaria percarinata (Fossilized Rugose Coral)
sedimentary
Fossilized Horn Coral
Rugosa
fossil