Rock Identifier

Category

Anthropogenic Sedimentary (Man Made)

Browse anthropogenic sedimentary (man made) specimens identified by the Rock Identifier community.

Learn about Anthropogenic Sedimentary (Man Made) in the encyclopedia

Opalite

Map Jasper

Conglomerate

Goldstone

Quartzite Sandstone

Quartzite Sandstone

Breccia

Blue Goldstone

Ironstone

Limestone

Claystone

Sandstone

Mandarin Garnet

Mandarin Garnet

Sandstone (Ferruginous) (Clastic sedimentary rock (primarily SiO2 with Fe2O3 staining)) — sedimentary

Sandstone (Ferruginous)

Clastic sedimentary rock (primarily SiO2 with Fe2O3 staining)

Sandstone (River Pebble) (Arenite (primarily SiO2)) — sedimentary

Sandstone (River Pebble)

Arenite (primarily SiO2)

Sandstone (Arenite (primarily composed of SiO2)) — sedimentary

Sandstone

Arenite (primarily composed of SiO2)

Fossiliferous Limestone (Fossiliferous Limestone (CaCO3)) — sedimentary

Fossiliferous Limestone

Fossiliferous Limestone (CaCO3)

Sandstone (Arenite (SiO2 primarily)) — sedimentary

Sandstone

Arenite (SiO2 primarily)

Limestone (Calcium Carbonate (CaCO3)) — sedimentary

Limestone

Calcium Carbonate (CaCO3)

Sandstone (likely Ferruginous) (Arenite (primarily SiO2 with Fe2O3 staining)) — sedimentary

Sandstone (likely Ferruginous)

Arenite (primarily SiO2 with Fe2O3 staining)

Crushed Limestone (Calcium Carbonate (CaCO3)) — sedimentary

Crushed Limestone

Calcium Carbonate (CaCO3)

Sandstone (Quartzose Sandstone) (Arenite (primarily SiO2)) — sedimentary

Sandstone (Quartzose Sandstone)

Arenite (primarily SiO2)

Sandstone (Ferruginous) (Arenite (primarily SiO2 with Fe2O3 staining)) — sedimentary

Sandstone (Ferruginous)

Arenite (primarily SiO2 with Fe2O3 staining)

Puddingstone (Gowganda Tillite/Lorrain Quartzite) (Jasper Conglomerate) — sedimentary

Puddingstone (Gowganda Tillite/Lorrain Quartzite)

Jasper Conglomerate

Sandstone (Arenite (SiO2 composition primarily)) — sedimentary

Sandstone

Arenite (SiO2 composition primarily)

Chert (Yellow Jasper variant) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Yellow Jasper variant)

Microcrystalline Quartz (SiO2)

Red Sandstone (Arenite (Ferruginous Sandstone)) — sedimentary

Red Sandstone

Arenite (Ferruginous Sandstone)

Limestone (or Sandstone) (Calcium Carbonate (CaCO3) / Silica (SiO2)) — sedimentary

Limestone (or Sandstone)

Calcium Carbonate (CaCO3) / Silica (SiO2)

Honey calcite (orange calcite) (Calcite, calcium carbonate (CaCO₃)) — mineral

Honey calcite (orange calcite)

Calcite, calcium carbonate (CaCO₃)

Sandstone (with Iron Staining) (Arenite (Siliclastic sedimentary rock)) — sedimentary

Sandstone (with Iron Staining)

Arenite (Siliclastic sedimentary rock)

Limonitic Sandstone with Inclusion (Limonitic Quartz Sandstone (primarily SiO2 with FeO(OH)·nH2O)) — sedimentary

Limonitic Sandstone with Inclusion

Limonitic Quartz Sandstone (primarily SiO2 with FeO(OH)·nH2O)

Limestone (Calcium Carbonate (CaCO3)) — sedimentary

Limestone

Calcium Carbonate (CaCO3)

Raw calcite specimen (Calcite, calcium carbonate (CaCO₃)) — mineral

Raw calcite specimen

Calcite, calcium carbonate (CaCO₃)

Quartz Geode Fragment (Crystalline Silicon Dioxide (SiO2)) — mineral

Quartz Geode Fragment

Crystalline Silicon Dioxide (SiO2)

Sandstone (likely Quartz Sandstone) (Arenite (SiO2 based)) — sedimentary

Sandstone (likely Quartz Sandstone)

Arenite (SiO2 based)

Zoisite with Hornblende (Zoisite (Ca2Al3(SiO4)3(OH)) with Amphibole inclusions) — metamorphic

Zoisite with Hornblende

Zoisite (Ca2Al3(SiO4)3(OH)) with Amphibole inclusions

Limestone (Sedimentary Calcium Carbonate (CaCO3)) — sedimentary

Limestone

Sedimentary Calcium Carbonate (CaCO3)

Bivalve Fossil in Sedimentary Matrix (Fossiliferous Mudstone (Class: Bivalvia)) — sedimentary

Bivalve Fossil in Sedimentary Matrix

Fossiliferous Mudstone (Class: Bivalvia)

Sandstone (Ferruginous) (Arenite (primarily SiO2 with Fe2O3 staining)) — sedimentary

Sandstone (Ferruginous)

Arenite (primarily SiO2 with Fe2O3 staining)

Sandstone (Painted) (Arenite (primarily SiO2)) — sedimentary

Sandstone (Painted)

Arenite (primarily SiO2)

Sandstone (likely Arkose or Quartz Sandstone) (Arenite (SiO2 + varied clasts)) — sedimentary

Sandstone (likely Arkose or Quartz Sandstone)

Arenite (SiO2 + varied clasts)

Sandstone (with Iron Staining) (Arenite) — sedimentary

Sandstone (with Iron Staining)

Arenite

Sandstone (Ferruginous) (Arenite (Fe2O3 rich)) — sedimentary

Sandstone (Ferruginous)

Arenite (Fe2O3 rich)

Coarse Sandstone (Arenite (SiO2 based)) — sedimentary

Coarse Sandstone

Arenite (SiO2 based)

Dendritic sandstone (Sandstone with Manganese Oxide dendrites) — sedimentary

Dendritic sandstone

Sandstone with Manganese Oxide dendrites

Hag Stone (Siltstone or Fine-grained Sandstone with boring (e.g., Lithophaga impact)) — sedimentary

Hag Stone

Siltstone or Fine-grained Sandstone with boring (e.g., Lithophaga impact)

Red Jasper (Silicon Dioxide (SiO2) with Hematite (Fe2O3) inclusions) — sedimentary

Red Jasper

Silicon Dioxide (SiO2) with Hematite (Fe2O3) inclusions

Red Jasper (Silicon Dioxide (SiO2) with Hematite (Fe2O3)) — mineral

Red Jasper

Silicon Dioxide (SiO2) with Hematite (Fe2O3)

Red Jasper (Red Jasper (SiO2)) — sedimentary

Red Jasper

Red Jasper (SiO2)

Quartz Geode with Calcite (Silicon Dioxide (SiO2) with Calcium Carbonate (CaCO3)) — mineral

Quartz Geode with Calcite

Silicon Dioxide (SiO2) with Calcium Carbonate (CaCO3)

Quartz on Host Rock (Silicon Dioxide (SiO2)) — Mineral Specimen

Quartz on Host Rock

Silicon Dioxide (SiO2)

Mineral Specimen

Jasper with Iron Staining (Silicon Dioxide (SiO2) with Hematite (Fe2O3)) — sedimentary

Jasper with Iron Staining

Silicon Dioxide (SiO2) with Hematite (Fe2O3)

Quartz Geode (Silicon Dioxide (SiO2)) — mineral

Quartz Geode

Silicon Dioxide (SiO2)

Quartz (Quartz (SiO2 - Silicon Dioxide)) — Mineral

Quartz

Quartz (SiO2 - Silicon Dioxide)

Polished red jasper (likely hematite-bearing jasper) (Jasper, microcrystalline quartz (SiO₂), colored chiefly by iron oxides such as hematite/goethite) — mineral

Polished red jasper (likely hematite-bearing jasper)

Jasper, microcrystalline quartz (SiO₂), colored chiefly by iron oxides such as hematite/goethite