Sandstone Pebble
Arenite
sedimentary
Category
Sedimentary (Fossilized Organic Matter)
Browse sedimentary (fossilized organic matter) specimens identified by the Rock Identifier community.
Learn about Sedimentary (Fossilized Organic Matter) in the encyclopedia
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Fossiliferous Limestone
Limestone with fossil bioclasts (Calcium Carbonate, CaCO3)
sedimentary
Amber
Succinite (approximate formula C10H16O)
mineraloid
Kambaba Jasper
Stromatolite (Fossilized Algae)
sedimentary
Sand Dollar (Fossilized or Calcium Carbonate Skeleton)
Clypeasteroida (Order)
fossil
Red Amber (Burmite/Cherry Amber)
Succinite / Retinite (Organic Fossilized Resin, C10H16O)
Mineraloid (Organic)
Sandstone
Clastic sedimentary rock
sedimentary
Fossilized Shark Tooth
Chondrichthyes (Class) - likely Carcharodon or Otodus genus
fossil
Fossil Shark Tooth
Chondrichthyes (class)
fossil
Amber
Succinite (approximate formula C10H16O)
mineral
Amber
Fossilized Tree Resin (Succinite for Baltic varieties)
fossil
Petrified Wood
Silicified Wood (SiO2)
fossil
Petrified Coral (Agatized Coral)
Fossilized Anthozoa (Silicon Dioxide replacement - SiO2)
fossil
Amber
Succinite (a specific common type) or Fossilized Tree Resin (C10H16O)
Mineraloid
Amber (Rough)
Amber (Fossilized Tree Resin, succinite)
mineral
Amber
Succinite
Organic Mineral
Amber
Succinite (C10H16O)
Mineraloid
Fossilized Coral (Petoskey Stone or Tabulate Coral)
Scleractinia or Tabulata (CaCO3 - Calcium Carbonate)
fossil
Mosasaur Tooth Fossil
Mosasauridae (likely Prognathodon or Plioplatecarpus)
fossil
Gastropod Fossil
Class Gastropoda (fossilized)
fossil
Amber (Cherry or Red variety)
Succinite (with various trace amounts of organic compounds)
Organic Gemstone (not a rock)
Chert / Flint
Chert (varieties include Flint)
Sedimentary
Fossilized Shark Tooth or Bone Fragment
Vertebrate Fossil (likely Carcharodon or similar genus)
fossil
Amber
Succinite (a variety of fossilized tree resin); chemical formula appx. C10H16O
mineraloid
Sandstone (with potential trace fossils)
Clastic sedimentary rock (primarily SiO2)
sedimentary
Fossilized Shark Tooth
Chondrichthyes (Class)
fossil
Red Sandstone
Clastic Sedimentary Rock
sedimentary
Sandstone
Arenite (SiO2 primarily)
sedimentary
Amber
Succinite (Resinite)
mineraloid
Fossilized Coral in Chert
Anthozoa (Class) fossil in Cryptocrystalline Quartz (SiO2)
fossil
Fossilized Coral (Coquina/Limestone)
Cnidaria Anthozoa (Fossilized)
sedimentary
Fossil Coral
Scleractinia (Fossilized Hexacoral)
fossil
Shark Tooth Fossil
Carcharocles megalodon or similar fossilized shark tooth
fossil
Petrified Wood
Silicified Wood (SiO2)
metamorphic
Moss Agate
Silicon Dioxide (SiO2) with inclusions of Manganese or Iron oxide
mineral
Spinosaurus aegyptiacus Fossil
Spinosaurus aegyptiacus (permineralized hydroxyapatite)
fossil
Kambaba Jasper
Stromatolite (Fossilized Algae)
sedimentary
Amber
Succinite
Organic Mineraloid
Sandstone / Quartzite
Sedimentary quartz arenite
sedimentary
Fossilized Bryozoan
Phylum Bryozoa
fossil
Fossil Shell
Phylum Mollusca (Gastropod fossil)
fossil
Kambaba Jasper (Crocodile Jasper)
Stromatolite (Fossilized Algae)
sedimentary