Rock Identifier

Category

Sedimentary (Base), Then Artificial

Browse sedimentary (base), then artificial specimens identified by the Rock Identifier community.

Learn about Sedimentary (Base), Then Artificial in the encyclopedia

Sard

White Obsidian

Conglomerate

Quartzite Sandstone

Quartzite Sandstone

Ironstone

Breccia

Lilac Obsidian

Crimson Obsidian

Tangerine Obsidian

Pastel Obsidian

Violet Obsidian

Lavender Obsidian

River Pebble (Quartzite / Weathered Sedimentary Rock) — sedimentary

River Pebble

Quartzite / Weathered Sedimentary Rock

Pebble (Lithic fragment / Weathered rock fragment) — sedimentary

Pebble

Lithic fragment / Weathered rock fragment

Chert (Chert (SiO2)) — sedimentary

Chert

Chert (SiO2)

Sandstone (Quartz-rich) (Arenite) — sedimentary

Sandstone (Quartz-rich)

Arenite

Limestone (Calcium Carbonate (CaCO3)) — sedimentary

Limestone

Calcium Carbonate (CaCO3)

Orca Agate (Chalcedony (Microcrystalline Quartz, SiO2)) — sedimentary

Orca Agate

Chalcedony (Microcrystalline Quartz, SiO2)

Gneiss (Augen Gneiss) (Augen Gneiss) — metamorphic

Gneiss (Augen Gneiss)

Augen Gneiss

Sandstone (Arenite (SiO2 based typically)) — sedimentary

Sandstone

Arenite (SiO2 based typically)

Sandstone (with Iron Staining) (Arenite) — sedimentary

Sandstone (with Iron Staining)

Arenite

Sandstone (Ferruginous) (Arenite (Fe-bearing Clastic Sedimentary Rock)) — sedimentary

Sandstone (Ferruginous)

Arenite (Fe-bearing Clastic Sedimentary Rock)

Ferruginous Sandstone (with Pyrite/Gold associations) (Ferruginous Arenite (SiO2 + Fe2O3)) — sedimentary

Ferruginous Sandstone (with Pyrite/Gold associations)

Ferruginous Arenite (SiO2 + Fe2O3)

Laterite Gravel with Quartz (Ferruginous Laterite (Fe2O3·nH2O)) — sedimentary

Laterite Gravel with Quartz

Ferruginous Laterite (Fe2O3·nH2O)

Gray Limestone (Carbonate rock (CaCO3)) — sedimentary

Gray Limestone

Carbonate rock (CaCO3)

Sandstone/Quartzite (Sedimentary Rock (composed mainly of SiO2)) — sedimentary

Sandstone/Quartzite

Sedimentary Rock (composed mainly of SiO2)

Sandstone (with minor quartz and possible clay components) (Clastic Sedimentary Rock (SiO2 dominated)) — sedimentary

Sandstone (with minor quartz and possible clay components)

Clastic Sedimentary Rock (SiO2 dominated)

Limestone (Carbonate rock (CaCO3)) — sedimentary

Limestone

Carbonate rock (CaCO3)

Probable mica schist (Schist, likely muscovite–biotite schist) — metamorphic

Probable mica schist

Schist, likely muscovite–biotite schist

Limestone (Calcium Carbonate (CaCO3)) — sedimentary

Limestone

Calcium Carbonate (CaCO3)

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

Coquina / Fossiliferous Limestone

Bioclastic Limestone (CaCO3)

Fossiliferous Limestone (Calcium Carbonate (CaCO3) with fossil inclusions) — sedimentary

Fossiliferous Limestone

Calcium Carbonate (CaCO3) with fossil inclusions

River Gravel (Polymictic Gravel / Detrital Rock Aggregate) — sedimentary

River Gravel

Polymictic Gravel / Detrital Rock Aggregate

Pebble / Gravel Fragment (Clastic Rock Fragment) — sedimentary

Pebble / Gravel Fragment

Clastic Rock Fragment

Fossiliferous Limestone (Calcite-rich sedimentary rock with invertebrate fossils (CaCO3)) — sedimentary

Fossiliferous Limestone

Calcite-rich sedimentary rock with invertebrate fossils (CaCO3)

Limestone (Calcareous sedimentary rock (primarily Calcium Carbonate, CaCO3)) — sedimentary

Limestone

Calcareous sedimentary rock (primarily Calcium Carbonate, CaCO3)

Sandstone Cobble (Arenite (Secondary classification based on grain size)) — sedimentary

Sandstone Cobble

Arenite (Secondary classification based on grain size)

Conglomerate (Conglomerate (SiO2 matrix with various silicate clasts)) — sedimentary

Conglomerate

Conglomerate (SiO2 matrix with various silicate clasts)

Limestone (Calcium Carbonate (CaCO3)) — sedimentary

Limestone

Calcium Carbonate (CaCO3)

Coquina (Coquina (Bioclastic Limestone)) — sedimentary

Coquina

Coquina (Bioclastic Limestone)

Sandstone (Arenite (primarily SiO2)) — sedimentary

Sandstone

Arenite (primarily SiO2)

Dalmatian Stone (Dalmatian Jasper (a trade name for an igneous microcrystalline rock composed mostly of feldspar, quartz, and dravite)) — igneous

Dalmatian Stone

Dalmatian Jasper (a trade name for an igneous microcrystalline rock composed mostly of feldspar, quartz, and dravite)

Anthracite Coal (Anthracite (Carbon-based sedimentary-derived metamorphic rock)) — metamorphic

Anthracite Coal

Anthracite (Carbon-based sedimentary-derived metamorphic rock)

Conglomerate (Sedimentary Conglomerate) — sedimentary

Conglomerate

Sedimentary Conglomerate

Chert (Arrowhead or Flake) (Microcrystalline quartz (SiO2)) — sedimentary

Chert (Arrowhead or Flake)

Microcrystalline quartz (SiO2)

Red Veined Jasper (Silicon Dioxide with Hematite inclusions (SiO2)) — sedimentary

Red Veined Jasper

Silicon Dioxide with Hematite inclusions (SiO2)

Fossilized Shark Tooth (Fossilized Elasmobranchii tooth (likely Odontaspis or Carcharias)) — sedimentary

Fossilized Shark Tooth

Fossilized Elasmobranchii tooth (likely Odontaspis or Carcharias)

Chalky limestone (Micritic limestone, predominantly calcite (CaCO₃)) — sedimentary

Chalky limestone

Micritic limestone, predominantly calcite (CaCO₃)

Sandstone (Ferruginous) (Arenite (with Iron Oxide)) — sedimentary

Sandstone (Ferruginous)

Arenite (with Iron Oxide)

Sandstone (Ferruginous) (Arenite (with Iron Oxide)) — sedimentary

Sandstone (Ferruginous)

Arenite (with Iron Oxide)

Chalcedony Geode Fragment (Silicon Dioxide (SiO2)) — mineral

Chalcedony Geode Fragment

Silicon Dioxide (SiO2)

Conglomerate (Polymictic Conglomerate) — sedimentary

Conglomerate

Polymictic Conglomerate

Sandstone (Ferruginous) (Arenite (Fe-rich)) — sedimentary

Sandstone (Ferruginous)

Arenite (Fe-rich)

Banded Agate (Sedimentary Cryptocrystalline Quartz (SiO2)) — mineral

Banded Agate

Sedimentary Cryptocrystalline Quartz (SiO2)