Sandstone
Arenite (SiO2 based)
Category
Browse mineral on sedimentary rock specimens identified by the Rock Identifier community.
Sandstone
Arenite (SiO2 based)
Quartz Geode
Silicon Dioxide (SiO2) in Geodic habit
Banded River Rock with Quartz Vein
Siltstone/Greywacke with Quartz (SiO2)
Fluorite with Quartz coating
Calcium Fluoride (CaF2) with Silicon Dioxide (SiO2)
Zebra Jasper
Silicified sedimentary rock (SiO2) with mineral inclusions
Quartz Geode Fragment
Crystalline Silicon Dioxide (SiO2)
Limonite (Iron Ore)
FeO(OH)·nH2O (Hydrous ferric oxide)
Halite
Sodium Chloride (NaCl)
Limestone with Fossil Fragment
Sedimentary carbonate rock (CaCO3)
Shale (or Mudstone)
Clay mineral aggregate / Fine-grained siliciclastic sedimentary rock
Amethyst Geode
Quartz (Silicon Dioxide, SiO2) with iron impurities
Chrysocolla on Matrix
Hydrated copper silicates ((Cu,Al)2H2Si2O5(OH)4·nH2O)
Quartz (Druzy on Matrix)
Silicon Dioxide (SiO2)
Sandstone
Arenite
Sandstone (likely Calcareous or Micaceous)
Clastic sedimentary rock (primarily Quartz with Cementing Agents)
Sandstone Pebble
Quartz Sandstone
Tumbled Agate
Silicon Dioxide (Chalcedony variety), SiO2
Bivalve Fossil (Clam)
Class Bivalvia (e.g., Exogyra or Gryphaea species)
Sandstone with Iron Staining
Clastic sedimentary rock (primarily SiO2 with Fe2O3 staining)
Sandstone (Greywacke/Siltstone variant)
Arenite / Wacke (SiO2 with diverse mineral inclusions)
Sandstone
Sedimentary Rock (Quartz Arenite)
Sandstone
Sandstone (Siliciclastic Sedimentary Rock)
Sandstone
Sedimentary Clastic Rock (Quartzose Sandstone)
Sandstone
Arenite (composed primarily of SiO2)
Quartz-veined Basalt or Limestone Pebble
Quartz vein in host rock (Silicate mineral in carbonate or volcanic matrix)
Sandstone
Sandstone (SiO2 dominant)
Quartz Pebble
Silicon Dioxide (SiO2)
Sandstone (lithic/quartz variant)
Clastic sedimentary rock (SiO2 predominant)
White Chalcedony
Silicon Dioxide (SiO2)
Quartz (Chert/Chalcedony variety)
Silicon Dioxide (SiO2)
Sandstone
Sedimentary Rock (Quartz arenite/Arkose)
Shale with Iron Staining
Fissile Argillaceous Sedimentary Rock
Sandstone
Arenite (SiO2 principal)
Sandstone
Sandstone (Quartz-rich sedimentary rock)
Sandstone (Ferruginous)
Arenite (primarily SiO2 with iron oxide cement)
Sandstone
Clastic sedimentary rock (primarily SiO2)
Sandstone (likely Arkose or Quartz Sandstone)
Clastic sedimentary rock (primarily SiO2)
Caribbean Calcite
Calcium Carbonate with Argonite (CaCO3)
Granite Gneiss
Granitic Gneiss
Fossiliferous Sandstone (with Brachiopod or Bivalve mold)
Clastic Sedimentary Rock with Macrofossil Mold
Sandstone
Arenite (SiO2 primarily)
Conglomerate (or Breccia / Porphyry)
Clastic Sedimentary Rock (Conglomerate / Sandstone)