Bauxite
Bauxite (mixture of hydrous aluminum oxides: Al(OH)3 & AlO(OH))
Category
Browse mineral, often found as detrital grains in sedimentary rocks specimens identified by the Rock Identifier community.
Bauxite
Bauxite (mixture of hydrous aluminum oxides: Al(OH)3 & AlO(OH))
Sandstone
Arenite (composed primarily of SiO2)
Sandstone (with Iron Staining)
Clastic sedimentary rock (SiO2 with Fe2O3 oxides)
Sandstone (with potentially high Feldspar/Arkose content)
Clastic sedimentary rock (SiO2 dominated)
Sandstone
Clastic sedimentary rock (Arenite)
Sandstone or Mudstone
Sedimentary Rock (Sandstone/Mudstone)
Sandstone
Arenite
Sandstone Concretion
Clastic Sedimentary Rock - Quartz Arenite / Sandstone
Sandstone (Ferruginous)
Arenite (primarily SiO2 with iron oxide Fe2O3 cement)
Sandstone (likely Quartzose Sandstone)
Arenite
Red Sandstone Pebble
Arenite (Quartz Sandstone / Hematitic Sandstone)
Potassium Feldspar
Orthoclase (KAlSi3O8)
Ferruginous Sandstone
Sandstone with Iron Oxide (Limonite/Goethite)
Sandstone
Arenite (primarily SiO2)
Sandstone (likely Quartzose Sandstone)
Arenite (primarily SiO2)
Sandstone with Iron Oxide
Arenite (SiO2 with Fe2O3 inclusions)
Sandstone
Arenite (SiO2 principal component)
Sandstone
Arenite (SiO2 based clastic rock)
Sandstone / Weathered Chert
Silicon Dioxide (SiO2) / Quartz-rich Clastic Rock
Sandstone Pebble
Sedimentary Rock (Quartzose Sandstone)
Sandstone Pebble
Sedimentary quartz arenite
Red Sandstone
Ferruginous Sandstone
Sandstone
Arenite (Sedimentary Rock)
Sandstone (Banded)
Clastic sedimentary rock (primarily SiO2)
Red Sandstone
Ferruginous Sandstone (formula varies, primarily SiO2 with Fe2O3)
Sandstone (with Iron Staining)
Clastic sedimentary rock (primarily Quartz - SiO2)
Red Sandstone
Arenite with Hematite (Fe2O3)
Red Sandstone
Quartz Arenite (with Iron Oxide)
Sandstone
Clastic sedimentary rock (primarily SiO2)
Red Sandstone
Arenite with iron oxide (Hematite) cement
Sandstone (Quartz-rich)
Clastic sedimentary rock (SiO2 primary)
Sandstone
Sandstone (composed predominantly of Quartz, SiO2, with Feldspar and Clay minerals)
Fossiliferous Sandstone / Mudstone
Sedimentary Rock (Clastic with Fossiliferous Inclusions)
Sandstone
Clastic sedimentary rock (Quartz arenite or Arkose)
Sandstone
Arenite (composed primarily of SiO2)
Sandstone
Arenite
Sandstone
Arenite
Ferruginous Sandstone
Sandstone (arenite) with Limonite/Goethite cement
Sandstone (with Possible Iron Staining/Crust)
Arenite (SiO2 based)
Sandstone (Quartzose)
Arenite (SiO2 based)
Ironstone Concretion
Goethite-rich Siltstone / Siderite (FeCO3)
Sandstone (Ferruginous)
Arenite with Iron Oxide cement