Fossiliferous Limestone
Biogenic Limestone (CaCO3)
sedimentary
Category
Sedimentary (Fossiliferous)
Browse sedimentary (fossiliferous) specimens identified by the Rock Identifier community.
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Fossiliferous Limestone
Bioclastic Limestone (CaCO3)
sedimentary
Fossiliferous Limestone
Calcium Carbonate (CaCO3) with Bioclasts
sedimentary
Fossiliferous Limestone
Limestone (Calcium Carbonate, CaCO3)
sedimentary
Fossiliferous Limestone
Calcium Carbonate (CaCO3) with Bioclastic Inclusions
sedimentary
Fossiliferous Limestone
Limestone (CaCO3) with Crinoid/Bivalve fossils
sedimentary
Fossiliferous Limestone
Calcite (CaCO3) Rich Bio-sedimentary Rock
sedimentary
Fossiliferous Limestone
Calcium Carbonate (CaCO3) with Biogenic Inclusions
sedimentary
Fossiliferous Limestone
Calcium Carbonate (CaCO3) with fossil inclusions
sedimentary
Fossiliferous Limestone
Biogenic Limestone (Calcium Carbonate, CaCO3)
sedimentary
Fossiliferous Limestone
Carbonate Rock (CaCO3 with organic inclusions)
sedimentary
Fossiliferous Limestone
Biogenic Limestone (Calcium Carbonate, CaCO3)
sedimentary
Fossiliferous Limestone
Biogenic Limestone (Calcium Carbonate, CaCO3)
sedimentary
Fossiliferous Limestone
Calcium Carbonate (CaCO3) with Bioclastic Inclusions
sedimentary
Fossiliferous Shale
Carbonaceous Shale (with potential plant/aquatic fossils)
sedimentary
Fossiliferous limestone
Bioclastic calcarenite/calcirudite, chiefly calcium carbonate (CaCO₃)
fossil
Limestone
Sedimentary Calcium Carbonate (CaCO3)
sedimentary
Dinosaur Fossil Tooth
Vertebrate Fossilized Tooth
fossil
Rounded pale pebble, likely limestone or calcite-rich stone
Limestone (primarily calcite, CaCO₃), provisional identification
sedimentary
Fossiliferous limestone
Bioclastic limestone, chiefly calcite (CaCO₃), containing shell or coral fragments
fossil
Fossiliferous Sandstone / Fossil Fragment
Fossiliferous Sedimentary Matrix with Indeterminate Fossil Material
fossil
Banded Mudstone (Siltstone Pebble)
Siltstone / Argillite (Fossiliferous Mudstone)
sedimentary
Coquina / Fossiliferous Limestone
Fossiliferous Limestone (Calcite, CaCO3)
sedimentary
Fossilized Gastropod in Limestone
Gastropoda (Class) in Fossiliferous Limestone
sedimentary
Fossiliferous Limestone
Sedimentary Limestone (CaCO3) containing Crinoid or Brachiopod remains
fossil
Fossiliferous Sandstone with Blastoid / Crinoid Fossil
Echinodermata (Crinoid stem or Blastoid species in Sandstone)
fossil
Crinoid Fossil in Limestone
Crinoidea (class) in Fossiliferous Limestone
fossil
Fossiliferous Rock (likely Dinosaur Fossil in Matrix)
Permineralized Vertebrate Fossil (Calcium Carbonate/Silica replaced bone material)
sedimentary
Augite Shell / Turret Snail Fossil (or Recent Seashell)
Gastropoda (Class) / Turritellidae (Family)
fossil
Limestone
Calcareous sedimentary rock (CaCO3)
sedimentary
Weathered limestone or calcareous tufa
Calcite-rich carbonate rock, primarily CaCO₃ (often micritic limestone or travertine/tufa)
sedimentary
Chert / Fossiliferous Limestone
Sedimentary Chert (often containing CaCO3 or SiO2 replacements)
sedimentary
Chert (Jasper/Agate variety)
Microcrystalline Quartz (SiO2)
sedimentary
Oyster Shell (Biogenic Calcium Carbonate)
Crassostrea virginica (or related species) - Calcium Carbonate (CaCO3)
sedimentary
Fossiliferous Limestone containing a Brachiopod or Mollusk Impression
Biogenic Sedimentary Rock / Fossiliferous Limestone
sedimentary
Limestone
Calcium Carbonate (CaCO3)
sedimentary
Fossiliferous Limestone (or Bryozoan/Coral Fossil Pebble)
Biogenic Sedimentary Rock (Calcium Carbonate, CaCO3)
sedimentary
Weathered shale or mudstone
Clastic mudrock, chiefly clay minerals, quartz, and feldspar
sedimentary
Fossiliferous Limestone (Coquina)
Calcite (CaCO3) with Bioclastic inclusions
sedimentary
Fossiliferous Limestone (Crinoidal Limestone)
Biogenic Limestone (Calcium Carbonate, CaCO3)
sedimentary
Limestone
Calcium Carbonate (CaCO3)
sedimentary
Limestone
Sedimentary Calcium Carbonate (CaCO3)
sedimentary