Rock Identifier

Category

Limestone

Browse limestone specimens identified by the Rock Identifier community.

Learn about Limestone in the encyclopedia

Limestone

Lithographic Limestone

Oolitic Limestone

Oolitic Limestone

Fossiliferous Limestone

Fossiliferous Limestone

Chalky Limestone

Crinoidal Limestone

Crinoidal Limestone

Shelly Limestone

Shelly Limestone

Micrite

Calcirudite

Coral Rock

Coquina

Chalk

Weathered limestone (Limestone, composed chiefly of calcite (CaCO₃)) — sedimentary

Weathered limestone

Limestone, composed chiefly of calcite (CaCO₃)

Likely calcite-rich limestone (Calcite (CaCO₃), probably micritic or fossiliferous limestone) — sedimentary

Likely calcite-rich limestone

Calcite (CaCO₃), probably micritic or fossiliferous limestone

Crinoid Marble (Crinoidal Limestone/Marble) — fossil

Crinoid Marble

Crinoidal Limestone/Marble

Fossiliferous limestone (Bioclastic limestone, primarily calcite (CaCO₃), with possible shell or coral fossil molds) — fossil

Fossiliferous limestone

Bioclastic limestone, primarily calcite (CaCO₃), with possible shell or coral fossil molds

Jasper (SiO2) — Mineral

Jasper

SiO2

Galena (Lead sulfide (PbS)) — mineral

Galena

Lead sulfide (PbS)

Honeycomb coral fossil (Fossilized colonial coral, likely tabulate coral (order Tabulata)) — fossil

Honeycomb coral fossil

Fossilized colonial coral, likely tabulate coral (order Tabulata)

Chert (Jasper/Flint variety) (Microcrystalline or Cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (Jasper/Flint variety)

Microcrystalline or Cryptocrystalline Quartz (SiO2)

Druzy Quartz (Quartz (Silicon Dioxide, SiO2)) — mineral

Druzy Quartz

Quartz (Silicon Dioxide, SiO2)

Elephant Skin Stone (Weathered Dolomitic Limestone) — sedimentary

Elephant Skin Stone

Weathered Dolomitic Limestone

Coquina (Coquina (Bioclastic Limestone)) — sedimentary

Coquina

Coquina (Bioclastic Limestone)

Brown Marble (Metamorphic Limestone (CaCO3)) — metamorphic

Brown Marble

Metamorphic Limestone (CaCO3)

Coquina (Biogenic Limestone (Coquina)) — sedimentary

Coquina

Biogenic Limestone (Coquina)

Fossiliferous Limestone (Bioclastic Limestone (CaCO3)) — sedimentary

Fossiliferous Limestone

Bioclastic Limestone (CaCO3)

Coquina (Biogenic Limestone (Coquina)) — sedimentary

Coquina

Biogenic Limestone (Coquina)

Travertine (Tufa) (Chemical Limestone (CaCO3)) — sedimentary

Travertine (Tufa)

Chemical Limestone (CaCO3)

Marble (Metamorphosed Limestone (CaCO3)) — metamorphic

Marble

Metamorphosed Limestone (CaCO3)

Coquina (Coquina Limestone (CaCO3)) — sedimentary

Coquina

Coquina Limestone (CaCO3)

Fossiliferous Limestone with Coral Imprint (Fossiliferous Limestone (CaCO3)) — sedimentary

Fossiliferous Limestone with Coral Imprint

Fossiliferous Limestone (CaCO3)

Fossiliferous Limestone (Biogenic Limestone (CaCO3)) — sedimentary

Fossiliferous Limestone

Biogenic Limestone (CaCO3)

Coquina (Biogenic Limestone (Coquina)) — sedimentary

Coquina

Biogenic Limestone (Coquina)

Marble (Metamorphic Limestone (CaCO3)) — metamorphic

Marble

Metamorphic Limestone (CaCO3)

Coquina (Biogenic Limestone (CaCO3)) — sedimentary

Coquina

Biogenic Limestone (CaCO3)

Marble (Metamorphosed Limestone (CaCO3)) — metamorphic

Marble

Metamorphosed Limestone (CaCO3)

Coquina (Coquina (Bioclastic Limestone)) — sedimentary

Coquina

Coquina (Bioclastic Limestone)

Black Marble (Recrystallized Limestone (CaCO3)) — metamorphic

Black Marble

Recrystallized Limestone (CaCO3)

Fossiliferous Limestone (Coquina / Shell Limestone) (Bioclastic Limestone (CaCO3)) — sedimentary

Fossiliferous Limestone (Coquina / Shell Limestone)

Bioclastic Limestone (CaCO3)

Marble (Calcitic) (Metamorphosed Limestone (CaCO3)) — metamorphic

Marble (Calcitic)

Metamorphosed Limestone (CaCO3)

Fossiliferous Limestone (Fossiliferous Limestone (CaCO3)) — sedimentary

Fossiliferous Limestone

Fossiliferous Limestone (CaCO3)

Marble (Metamorphosed Limestone (CaCO3)) — metamorphic

Marble

Metamorphosed Limestone (CaCO3)

Fossiliferous Limestone (Bioclastic Limestone (CaCO3)) — sedimentary

Fossiliferous Limestone

Bioclastic Limestone (CaCO3)

Coquina (Coquina (Bioclastic Limestone)) — sedimentary

Coquina

Coquina (Bioclastic Limestone)

Coquina (Bioclastic Limestone (Coquina)) — sedimentary

Coquina

Bioclastic Limestone (Coquina)

Coquina / Shelly Limestone (Coquina (Biogenic Limestone)) — sedimentary

Coquina / Shelly Limestone

Coquina (Biogenic Limestone)

Marble (Recrystallized Limestone (CaCO3)) — metamorphic

Marble

Recrystallized Limestone (CaCO3)

Fossiliferous Limestone (Red Marble) (Bioclastic Limestone (CaCO3)) — sedimentary

Fossiliferous Limestone (Red Marble)

Bioclastic Limestone (CaCO3)

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

Coquina / Fossiliferous Limestone

Fossiliferous Limestone (CaCO3)

Picasso Jasper (Metamorphosed limestone / Marble) — metamorphic

Picasso Jasper

Metamorphosed limestone / Marble

Coquina (Coquina (Bioclastic Limestone)) — sedimentary

Coquina

Coquina (Bioclastic Limestone)

Coquina (Coquina (Bioclastic Limestone)) — sedimentary

Coquina

Coquina (Bioclastic Limestone)

Limestone (Flagstone) (Fossiliferous Limestone (CaCO3)) — sedimentary

Limestone (Flagstone)

Fossiliferous Limestone (CaCO3)

Fossiliferous Limestone (Coquina / Shell Limestone) (Bioclastic Limestone (CaCO3)) — sedimentary

Fossiliferous Limestone (Coquina / Shell Limestone)

Bioclastic Limestone (CaCO3)