Sandstone
Clastic sedimentary rock (primarily SiO2)
Category
Browse sedimentary (man made conglomerate) specimens identified by the Rock Identifier community.
Sandstone
Clastic sedimentary rock (primarily SiO2)
Sandstone
Clastic sedimentary rock (primarily SiO2)
Sandstone (with Quartz veining)
Arenite (primarily SiO2)
Sandstone
Arenite (primarily SiO2)
Sandstone (River Cobble)
Clastic Sedimentary Rock (primarily Quartz with Feldspar)
Limestone
Calcium Carbonate (CaCO3)
Sandstone pebble
Sandstone (arenite / quartzarenite)
Sandstone
Sandstone (composed mainly of Quartz, SiO2, and Feldspar)
Limestone with fossiliferous textures
Bioclastic Limestone (CaCO3)
Sandstone (Ferruginous)
Arenite with Iron-Oxide Cement
Limestone
Calcium Carbonate (CaCO3)
Sandstone (Quartzose)
Sandstone (composed primarily of Quartz: SiO2)
Limestone
Sedimentary rock primarily composed of Calcite (CaCO3)
Limestone
Calcium Carbonate (CaCO3)
Limestone
Calcium Carbonate (CaCO3)
Sandstone
Arenite (composed primarily of SiO2)
Sandstone
Arenite (primarily Quartz-based Sandstone)
Limestone
Calcium Carbonate (CaCO3)
Limestone with Fossil Impression
Calcium Carbonate (CaCO3)
Sandstone
Arenite (primarily SiO2)
Sandstone
Clastic Sedimentary Rock (composed mostly of quartz and/or feldspar)
Fossiliferous Limestone
Biomicrite / Limestone with fossils
Crushed Limestone
Calcium Carbonate (CaCO3)
Sandstone (likely Quartzose Sandstone)
Arenite (primarily SiO2)
Sandstone (with Feldspathic/Arkose qualities)
Arenite (primarily SiO2 with KAlSi3O8 components)
Sandstone (Calcareous or Ferruginous)
Clastic sedimentary rock (SiO2 with CaCO3 or Fe2O3 cement)
Sandstone
Clastic Sedimentary Rock (composed mostly of SiO2)
Sandstone
Arenite
Ferruginous Sandstone
Clastic sedimentary rock (primarily SiO2 with Fe2O3 cement)
Limestone
Calcium Carbonate (CaCO3)
Red Sandstone
Arenite (primarily Quartz with Iron Oxide coating)
Sandstone
Clastic sedimentary rock (primarily SiO2)
Sandstone (Quartz-rich)
Arenite (Quartz Arenite)
Fossiliferous Limestone
Limestone (Calcium Carbonate, CaCO3)
Limestone (specifically Marl or Chalk)
Calcium Carbonate (CaCO3)
Sandstone
Arenite (primarily Quartz, SiO2)
Sandstone
Arenite (primarily SiO2 - Silicon Dioxide)
Sandstone
Clastic sedimentary rock (primarily SiO2)
Fossiliferous Limestone
Biogenic Calcium Carbonate (CaCO3)
Sandstone (specifically Arkose or Ferruginous Sandstone)
Sandstone (SiO2 with iron oxide inclusions)
Limestone
Calcium Carbonate (CaCO3)
Sandstone (with Iron Staining)
Clastic Sedimentary Rock (primarily SiO2 with Fe2O3 oxides)