Rock Identifier

Category

Fossil

Browse fossil specimens identified by the Rock Identifier community.

Learn about Fossil in the encyclopedia

Fossil Opal

Fossil Opal

Amber

Amber

Bone Opal

Bone Opal

Turritella Jasper

Turritella Jasper

Fossiliferous Limestone

Fossiliferous Limestone

Turritella Agate

Turritella Agate

Petrified Wood

Petrified Wood

Diatomite

Diatomite

Guano

Guano

Jet

Jet

Diatomaceous Earth

Diatomaceous Earth

Opalized Wood

Opalized Wood

Quartz Conglomerate (Quartz Conglomerate (clastic sedimentary rock)) — sedimentary

Quartz Conglomerate

Quartz Conglomerate (clastic sedimentary rock)

Mammoth Tooth Fragment (Mammuthus primigenius (fossilized dentin and enamel)) — sedimentary

Mammoth Tooth Fragment

Mammuthus primigenius (fossilized dentin and enamel)

Fossilized Brachiopod (Brachiopoda (likely Order Spiriferida or Productida)) — sedimentary

Fossilized Brachiopod

Brachiopoda (likely Order Spiriferida or Productida)

Amber (Succinate (Fossilized Tree Resin)) — mineraloid

Amber

Succinate (Fossilized Tree Resin)

Amber (Succinate (Fossilized Tree Resin)) — mineraloid

Amber

Succinate (Fossilized Tree Resin)

Amber (Succinite (approximate formula C10H16O)) — mineraloid

Amber

Succinite (approximate formula C10H16O)

Amber (Succinite (a specific common type) or Fossilized Tree Resin (C10H16O)) — Mineraloid

Amber

Succinite (a specific common type) or Fossilized Tree Resin (C10H16O)

Amber (Succinite (C10H16O)) — Organic Mineraloid

Amber

Succinite (C10H16O)

Organic Mineraloid

Amber (Succinite (C10H16O)) — mineraloid

Amber

Succinite (C10H16O)

Amber (Succinicum (Organic Gemstone - Resinite)) — mineraloid

Amber

Succinicum (Organic Gemstone - Resinite)

Kambaba Jasper (Stromatolite (Fossilized Algae)) — sedimentary

Kambaba Jasper

Stromatolite (Fossilized Algae)

Amber (Succinate (Organic Fossilized Resin)) — mineraloid

Amber

Succinate (Organic Fossilized Resin)

Amber (Succinite (fossilized tree resin)) — Organic Mineraloid

Amber

Succinite (fossilized tree resin)

Organic Mineraloid

Amber (Succinite (fossilized resin, C10H16O)) — mineral

Amber

Succinite (fossilized resin, C10H16O)

Limestone (Calcium Carbonate (CaCO3)) — sedimentary

Limestone

Calcium Carbonate (CaCO3)

Limestone (Calcium Carbonate (CaCO3)) — sedimentary

Limestone

Calcium Carbonate (CaCO3)

Coquina Jasper (Fossiliferous Chalcedony (SiO2)) — sedimentary

Coquina Jasper

Fossiliferous Chalcedony (SiO2)

Coquina / Fossiliferous Limestone (Fossiliferous Limestone (CaCO3)) — Sedimentary

Coquina / Fossiliferous Limestone

Fossiliferous Limestone (CaCO3)

Sandstone (Arenite (SiO2 principal)) — sedimentary

Sandstone

Arenite (SiO2 principal)

Sandstone with Iron Concretion (Arenite with Limonite/Goethite Concretion) — sedimentary

Sandstone with Iron Concretion

Arenite with Limonite/Goethite Concretion

Sandstone (Arenite (SiO2 based)) — sedimentary

Sandstone

Arenite (SiO2 based)

Sandstone (Arenite (SiO2 based)) — sedimentary

Sandstone

Arenite (SiO2 based)

Clear Quartz (Rock Crystal) (Silicon Dioxide (SiO2)) — mineral

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Petrified Wood (Silicified Wood (SiO2)) — sedimentary

Petrified Wood

Silicified Wood (SiO2)

Petoskey Stone (Hexagonaria percarinata) — sedimentary

Petoskey Stone

Hexagonaria percarinata

Amygdaloidal Basalt with Quartz/Zeolite Infill (Amygdaloidal Basalt (extrusive volcanic rock with SiO2 or CaAl2Si3O10·3H2O infill)) — igneous

Amygdaloidal Basalt with Quartz/Zeolite Infill

Amygdaloidal Basalt (extrusive volcanic rock with SiO2 or CaAl2Si3O10·3H2O infill)

Sandstone (Fossiliferous) (Clastic Sedimentary Rock (primarily SiO2)) — sedimentary

Sandstone (Fossiliferous)

Clastic Sedimentary Rock (primarily SiO2)

Coquina (Coquina (Bioclastic Limestone)) — sedimentary

Coquina

Coquina (Bioclastic Limestone)

Fossilized Coral (Petrified Coral) (Anthozoa (Scleractinia)) — sedimentary

Fossilized Coral (Petrified Coral)

Anthozoa (Scleractinia)

Amber (Succinite) — mineral

Amber

Succinite

Petoskey Stone (Hexagonaria percarinata (Fossilized Rugose Coral)) — sedimentary

Petoskey Stone

Hexagonaria percarinata (Fossilized Rugose Coral)

Amber (Succinrite (Organic Gemstone)) — mineraloid

Amber

Succinrite (Organic Gemstone)

Petoskey Stone (Fossilized Coral) (Hexagonaria percarinata) — sedimentary

Petoskey Stone (Fossilized Coral)

Hexagonaria percarinata

Amber (Cherry or Red variety) (Succinite (with various trace amounts of organic compounds)) — Organic Gemstone (not a rock)

Amber (Cherry or Red variety)

Succinite (with various trace amounts of organic compounds)

Organic Gemstone (not a rock)

Amber (Cherry Amber) (Succinite (C10H16O)) — Organic Gemstone

Amber (Cherry Amber)

Succinite (C10H16O)

Organic Gemstone

Amber (Succinite (fossilized resin, C10H16O)) — mineral

Amber

Succinite (fossilized resin, C10H16O)

Amber (Succinite (Organic Mineraloid)) — mineral

Amber

Succinite (Organic Mineraloid)

Amber (Dark/Black Variety) (Succinite (Resinite), C10H16O) — mineral

Amber (Dark/Black Variety)

Succinite (Resinite), C10H16O

Amber (Amber (C10H16O)) — mineral

Amber

Amber (C10H16O)

Amber (Succinite) — mineraloid

Amber

Succinite

Amber / Copal (Fossilized Tree Resin (Succinate)) — Mineraloid

Amber / Copal

Fossilized Tree Resin (Succinate)

Baltic Amber (Succinite (Polmerized conifer resin)) — mineraloid

Baltic Amber

Succinite (Polmerized conifer resin)