Sandstone (Ferruginous)
Arenite (primarily SiO2 with Fe2O3 staining)
Category
Browse sedimentary (man made conglomerate) specimens identified by the Rock Identifier community.
Sandstone (Ferruginous)
Arenite (primarily SiO2 with Fe2O3 staining)
Orange Calcite
Calcium Carbonate (CaCO3)
Red Jasper
Silicon Dioxide (SiO2) with iron oxide impurities
Satin Spar (Selenite)
Gypsum (CaSO4·2H2O)
Limestone
Sedimentary Calcite (CaCO3)
Sandstone
Quartz Sandstone (predominantly)
Shale creek bed
Shale (fine-grained clastic sedimentary rock)
Sandstone (Ferruginous)
Arenite (primarily SiO2 with Fe2O3 staining)
Hag Stone
Siltstone or Fine-grained Sandstone with boring (e.g., Lithophaga impact)
Hag Stone
Perforated Sedimentary Rock
Breciated Limestone with Calcite Veins
Sedimentary Breccia (CaCO3)
Sandstone Cobble
Clastic Sedimentary (Sandstone)
Sandstone (likely Siltstone or fine-grained Sandstone)
Sedimentary Rock (Clastic)
Shale or Siltstone
Sedimentary Rock (Siliciclastic)
Siltstone or Mudstone
Argillaceous sedimentary rock
Sandstone or Quartzite
Arenite (if sedimentary) / Quartzite (if metamorphic)
Ferruginous Sandstone
Arenite with Hematite/Limonite cement
Sandstone Chert/Quartzite
Silicon Dioxide (SiO2) - Sedimentary Sandstone / Orthoquartzite
Chert Pebble (Jasperoid/Flint)
Silicon Dioxide (SiO2) - cryptocrystalline quartz
Limonitic Sandstone with Inclusion
Limonitic Quartz Sandstone (primarily SiO2 with FeO(OH)·nH2O)
Limestone
Calcium Carbonate (CaCO3)
Sandstone (Quartzose)
Arenite (primarily SiO2)
Sandstone (Ferruginous)
Arenite (with Iron Oxide)
Sandstone (Quartzose)
Arenite (Siliciclastic sedimentary rock)
Sandstone (Quartzose)
Arenite (primarily SiO2)
Sandstone (Quartzite-rich)
Clastic Sedimentary Rock (primarily SiO2)
Sandstone (likely Quartzose Sandstone)
Arenite (primarily SiO2)
Limestone
Calcium carbonate (CaCO3)
Sandstone (Ferruginous)
Arenite (primarily SiO2 with Fe2O3 staining)
Sandstone
Clastic sedimentary rock (primarily SiO2)
Limestone
Calcium Carbonate (CaCO3)
Sandstone (Quartzite-rich River Cobble)
Clastic sedimentary rock (primarily SiO2)
Sandstone
Clastic sedimentary rock (primarily SiO2)
Sandstone
Arenite (SiO2 based)
Sandstone (Ferruginous)
Arenite with Iron Oxide matrix
Sandstone (Quartz-rich)
Arenite (composed mainly of SiO2)
Sandstone (Ferruginous)
Arenite (with Hematite/Limonite cement)
Sandstone (likely Iron-rich or Arkosic)
Arenite (SiO2 with FeO(OH) or Fe2O3 staining)
Sandstone
Arenite (composed primarily of SiO2)
Sandstone
Arenite
Sandstone (Ferruginous)
Sandstone (primarily SiO2 with Iron Oxide cement)
Weathered Sandstone with Algae Growth
Arenite