Limestone
Sedimentary Calcium Carbonate (CaCO3)
Category
Browse anthropogenic sedimentary (man made) specimens identified by the Rock Identifier community.
Limestone
Sedimentary Calcium Carbonate (CaCO3)
Limestone (Fossiliferous)
Sedimentary Carbonate Rock (CaCO3)
Desert Varnish on Sandstone
Ferromanganese coating on Quartz Arenite
Quartz
Silicon Dioxide (SiO2)
Chalcopyrite
Copper Iron Sulfide (CuFeS2)
Yellow Quartz
Silicon Dioxide (SiO2)
Ferruginous Sandstone
Ferruginous Quartz-Arenite
Red Sandstone
Arenite (primarily Quartz with Hematite cement)
Sandstone (Quartzose)
Arenite (SiO2 based)
Sandstone (Ferruginous)
Sandstone (SiO2 with iron oxide impurities)
Limestone
Calcium Carbonate (CaCO3)
Sandstone (Iron-stained)
Clastic sedimentary rock (primarily SiO2 with Fe2O3 staining)
Sandstone (lithic wacke/arenite)
Clastic sedimentary rock (SiO2 + varied clasts)
Sandstone
Arenite (primarily SiO2)
Sandstone
Arenite (primarily Quartz chemical formula SiO2)
Sandstone
Arenite (SiO2 primarily)
Limestone
Calcium Carbonate (CaCO3)
Limestone
Calcium Carbonate (CaCO3)
Sandstone (Ferruginous)
Arenite with Iron Oxide matrix
Limestone
Calcium Carbonate (CaCO3)
Limestone with Lichen
Carbonate Sedimentary Rock (primarily CaCO3)
Sandstone
Arenite (composed primarily of SiO2)
Sandstone
Arenite (primarily SiO2)
Limestone Pebble
Calcium Carbonate (CaCO3)
Limestone
Calcium Carbonate (CaCO3)
Red Sandstone Pebble
Arenite with iron oxide (Hematite)
Sandstone (Fluvial Pebble)
Arenite
Limestone (Riprap)
Calcium Carbonate (CaCO3)
Sandstone
Arenite (SiO2 based)
Limestone
Limestone (Calcium Carbonate - CaCO3)
Sandstone (likely Graywacke or Siltstone variety)
Clastic Sedimentary Rock (SiO2 with assorted mineral fragments)
Limestone
Sedimentary rock composed primarily of Calcium Carbonate (CaCO3)
Limestone
Calcium Carbonate (CaCO3)
Fossiliferous Limestone
Biogenic Limestone (Calcium Carbonate, CaCO3)
Sandstone (Ferruginous)
Clastic sedimentary rock (primarily SiO2 with Fe2O3)
Sandstone
Arenite (primarily SiO2)
Limestone
Sedimentary Limestone (Calcium Carbonate, CaCO3)
Fossiliferous Limestone
Calcium Carbonate (CaCO3) with fossil inclusions
Limestone
Calcium carbonate (CaCO3)
Sandstone (likely Red/Brown Sandstone)
Arenite (SiO2 based)
Sandstone
Arenite (primarily SiO2 - Silicon Dioxide)
Fossiliferous Limestone
Autochthonous Biogenic Sedimentary Rock (CaCO3)