Banded Sedimentary Rock
Stratified Siliciclastic / Arenite or Siltstone with Mineral Bands
sedimentary
Category
Mineral On Sedimentary Rock
Browse mineral on sedimentary rock specimens identified by the Rock Identifier community.
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Sandstone
Clastic Sedimentary Rock
sedimentary
Sandstone
Sedimentary Clastic Rock
sedimentary
Sandstone Pebble
Sandstone (primarily SiO2)
sedimentary
Weathered geode or vug-bearing rock
Likely a quartz- or calcite-lined geode/vug in a host rock; exact minerals cannot be confirmed from the image
mineral
Sandstone
Clastic Sedimentary Rock
sedimentary
Sandstone
Clastic Sedimentary Rock
sedimentary
Shale
Argillaceous Sedimentary Rock
sedimentary
Sandstone (likely Arkosic)
Clastic Sedimentary Rock
sedimentary
Sandstone (likely Siltstone or fine-grained Sandstone)
Sedimentary Rock (Clastic)
sedimentary
Satin Spar (Selenite)
Gypsum (Calcium Sulfate Dihydrate, CaSO4·2H2O)
mineral
Quartz-rich geode or mineralized cavity in host rock
Likely a quartz-bearing geode; the pale crystals may be quartz (SiO₂), but the photo is not detailed enough for a firm identification.
mineral
Argillite / Mudstone
Argillaceous sedimentary rock
sedimentary
Shale
Fissile Mudstone (primarily composed of phyllosilicate minerals like kaolinite, montmorillonite, and illite)
sedimentary
Quartz Geode with Calcite
Silicon Dioxide (SiO2) with Calcium Carbonate (CaCO3)
mineral
Sandstone or possibly a conglomerate
Arenite (if sandstone)
sedimentary
Sandstone
Clastic sedimentary rock
sedimentary
Sedimentary Pebble
Sedimentary Rock Fragment
sedimentary
Shale
Argillaceous sedimentary rock
sedimentary
Fossil-bearing concretion, possibly containing a fossil shell or other organic inclusion
Calcareous concretion; exact fossil and host-rock composition are not identifiable from the image
fossil
River Stone (Sandstone or Siltstone)
Sedimentary Rock (Clastic)
sedimentary
Sandstone
Clastic Sedimentary Rock
sedimentary
Sandstone
Clastic Sedimentary Rock
sedimentary
Sandstone
Clastic Sedimentary Rock
sedimentary
Sandstone
Arenite (primarily SiO2)
sedimentary
Quartz on Limestone
Silicon Dioxide (SiO2) on Calcium Carbonate (CaCO3)
Mineral on Sedimentary
Fossiliferous Sedimentary Rock
Sedimentary Rock with Invertebrate Fossil Imprint
fossil
Rock Specimen
Unclassified rock specimen
sedimentary
Likely bituminous coal
Coal, predominantly carbon-rich organic matter with variable maceral and mineral content
sedimentary
Sandstone
Arenite
sedimentary
Sandstone
Clastic Sedimentary Rock
sedimentary
River Rock (likely Siltstone or fine-grained Sandstone)
Clastic Sedimentary Rock
sedimentary
Hag Stone
Perforated Sedimentary Rock
sedimentary
Sandstone
Arenite (primarily SiO2)
sedimentary
Quartz Geode
Silicon dioxide (SiO2)
sedimentary
Druzy Quartz on Limestone
Silicon Dioxide (SiO2) on Calcium Carbonate (CaCO3)
sedimentary
Quartz Geode
Silicon Dioxide (SiO2)
mineral
Leopard Skin Jasper
Orbicular Jasper (Silicon Dioxide, SiO2)
sedimentary
Sandstone
Arenite
sedimentary
Sandstone
Arenite (Sedimentary rock)
sedimentary
Sandstone
Clastic Sedimentary Rock
sedimentary
Sandstone Pebble
Sedimentary Rock (Quartzose Sandstone)
sedimentary