Sandstone
Arenite
Category
Browse man made composite (lithified equivalent of sedimentary) specimens identified by the Rock Identifier community.
Sandstone
Arenite
Sandstone
Arenite
Granular Sandstone
Arenite (variable composition, primarily SiO2)
Limestone (specifically Tufa or Travertine)
Calcium Carbonate (CaCO3)
Limestone (River Pebble / Fossiliferous Limestone)
Calcium Carbonate (CaCO3)
Sandstone
Arenite
Sandstone
Arenite
Crushed Limestone
Calcite-rich Sedimentary Rock (CaCO3)
Sandstone (Ferruginous)
Arenite (with Hematite/Limonite cement)
Limestone
Calcium Carbonate (CaCO3)
Limonite (Ironstone Concretion)
Hydrous ferric oxides (FeO(OH)·nH2O)
Sandstone (Ferruginous)
Arenite with Iron Oxide (Fe2O3) cement
Limestone
Sedimentary rock composed mainly of calcite (CaCO3)
Sandstone (Weathered Pebble)
Arenite (SiO2 primarily)
Sandstone with Iron Staining
Arenite (SiO2 with Fe2O3)
Limestone
Calcium Carbonate (CaCO3)
Limestone
Calcium Carbonate (CaCO3)
Kambaba Jasper
Stromatolite / Fossilized Algae (Rhyolitic structure)
Fossiliferous Limestone
Carbonate sedimentary rock (CaCO3)
Limestone
Calcium Carbonate (CaCO3)
Banded gneiss pebble
Foliated gneiss, typically quartz–feldspar–mica bearing
Limestone
Calcium Carbonate (CaCO3)
Sandstone (Micaceous)
Clastic Sedimentary Rock (primarily SiO2 with Mica)
Sandstone (likely Quartz Sandstone)
Arenite (SiO2 based)
Porphyritic Andesite
Andesite (Intermediate Volcanic Rock)
Sandstone
Arenite (SiO2 based)
Sandstone (Ferruginous Concretion)
Arenite (with iron oxide cement)
Limonite
FeO(OH)·nH2O (Hydrated iron oxide)
Sandstone (likely Calcareous or Micaceous)
Clastic sedimentary rock (primarily Quartz with Cementing Agents)
Sandstone (Quartzose)
Arenite (primarily SiO2)
Tumbled Clear Quartz
Silicon Dioxide (SiO2)
Limestone (Fossiliferous)
Calcium Carbonate (CaCO3)
Sandstone (with Iron Staining)
Clastic Sedimentary Rock (primarily Quartz, SiO2)
Sandstone (Quartz-rich)
Arenite (primarily SiO2)
Sandstone
Arenite (primarily SiO2)
Limestone
Calcium Carbonate (CaCO3)
Sandstone
Arenite (composed primarily of SiO2)
Sandstone (likely Red/Brown Sandstone)
Arenite (SiO2 based)
Sandstone (with Iron Staining)
Clastic Sedimentary Rock (primarily SiO2 with FeO(OH) impurities)
Limestone
Calcium Carbonate (CaCO3)
Limestone
Sedimentary Calcium Carbonate (CaCO3)
Sandstone (with Lichen)
Arenite (composed primarily of SiO2)