Red Sandstone
Arenite (Ferruginous Sandstone)
Category
Browse mineral, often found as detrital grains in sedimentary rocks specimens identified by the Rock Identifier community.
Red Sandstone
Arenite (Ferruginous Sandstone)
Limestone
Sedimentary Calcium Carbonate (CaCO3)
Sandstone (Ferruginous)
Arenite (with Iron Oxides)
Red Sandstone Pebble
Arenite (Iron-oxide stained)
Sandstone (Quartzose)
Arenite (SiO2 based)
Sandstone with Quartz Vein
Quartzose Sandstone with Hydrothermal Quartz
River Rock
Sedimentary Rock (various compositions)
Sandstone
Clastic Sedimentary Rock (composed primarily of Quartz: SiO2)
Sandstone (Pebble)
Arenite (SiO2 based)
Sandstone
Quartz Arenite / Sedimentary Rock
Red Sandstone
Arenite (Ferruginous Sandstone)
Ferruginous Sandstone
Clastic Sedimentary Rock with Iron Oxide Cement
Sandstone (likely Quartzose Sandstone pebble)
Arenite (primarily SiO2)
Yellow Quartzite
Silicon Dioxide (SiO2)
Bauxite
Bauxite (Al(OH)3, AlO(OH))
Ironstone Concretion (Limonite/Goethite)
Ferruginous Sandstone or Limonite (FeO(OH)·nH2O)
Sandstone
Arenite
River Pebble (Sandstone / Quartzite)
Sedimentary rock (Quartz arenite / Quartzite pebble)
Sandstone
Arenite (primarily SiO2)
Sandstone
Arenite (SiO2 primarily)
Sandstone (Ferruginous)
Arenite (Fe-rich SiO2)
Grey Chalcedony (Tumbled)
Chalcedony (SiO2)
Sandstone (Weathered)
Arenite (primarily SiO2)
Sandstone
Sedimentary Clastic Rock (Quartz arenite)
Sandstone (Ferruginous)
Arenite with Iron-Oxide Cement
Sandstone
Arenite (Siliclastic sedimentary rock)
Sandstone
Arenite
Sandstone (River Cobble)
Clastic Sandstone (SiO2 with accessory minerals)
Sandstone (clastic)
Clastic Sedimentary Rock (primarily composed of SiO2)
Mica Schist
Mica Schist (varies based on mineral makeup, often Biotite/Muscovite schist)
Sand
Siliciclastic sediment / Quartz sand (SiO2)
Red Sandstone
Arenite (composed primarily of SiO2 with Fe2O3 cementation)
Agate (specifically Chalcedony nodule)
Silicon Dioxide (SiO2)
Sandstone
Sedimentary rock composed mainly of quartz sand
Magnetite (in matrix)
Magnetite (Fe3O4)
Sandstone
Sedimentary Rock (Quartz arenite)
Sandstone
Arenite (composed primarily of SiO2)
Sandstone
Arenite (mostly SiO2)
Chert (Chalcedony/Agate)
Microcrystalline Quartz (SiO2)
Magnetite (Lodestone)
Magnetite (Fe3O4)
Ironstone (Limonite/Goethite Concretion)
Ferruginous Sedimentary Rock (composed of Goethite FeO(OH) and Limonite)
Sandstone (Quartzose Sandstone)
Arenite (primarily SiO2)