Chert (and Flint)
Silicon Dioxide (SiO2)
Category
Browse sedimentary like (industrial composite) specimens identified by the Rock Identifier community.
Chert (and Flint)
Silicon Dioxide (SiO2)
Banded Sedimentary Rock (Wishbone Stone / Banded Quartzite or Limestone)
Silicified limestone or banded sedimentary rock with mineral veins
Conglomerate (Quartz Pebble Conglomerate)
Quartz Pebble Conglomerate
Petrified Wood
Silicified Wood (SiO2)
Siltstone (Iron-rich)
Ferruginous Siltstone
Chert (Green variety)
Microcrystalline or cryptocrystalline Quartz (SiO2)
Sandstone
Quartz Arenite / Sedimentary Rock
Sandstone
Sedimentary Rock (Quartz arenite)
Sandstone
Sedimentary Clastic Rock (Quartz Arenite)
Sandstone
Clastic sedimentary rock (Quartz arenite)
Sandstone
Sedimentary Clastic Rock (Quartz arenite)
Sandstone
Sedimentary Rock (Quartz Arenite)
Sandstone
Arenite
Banded Chert
Silicon Dioxide (SiO2)
Opal
Hydrated silica (SiO2 · nH2O)
Ammonite Fossil
Ammonoidea (subclass)
Sandstone
Arenite (SiO2 based sedimentary rock)
Sandstone
Arenite
Sandstone
Arenite (primarily SiO2)
Chert (Flint)
Microcrystalline Quartz (SiO2)
Red Sandstone
Arenite (primarily SiO2 with Fe2O3)
Sandstone
Arenite (SiO2 based)
Sandstone Pebble
Arenite (primarily SiO2)
Sandstone
Arenite (SiO2 based)
Sandstone
Arenite (SiO2 dominant)
Sandstone
Arenite
Sandstone
Arenite
Chert (Nodule)
Silicon Dioxide (SiO2)
Sandstone
Arenite (SiO2 primarily)
Sandstone (likely Arkose or Quartz Sandstone)
Clastic sedimentary rock (primarily SiO2)
Sandstone (Ferruginous)
Arenite (SiO2 with Fe-oxide cement)
Sandstone
Arenite (primarily SiO2)
Red Jasper (possibly Agatized Jasper)
Jasper (Silicon Dioxide, SiO2 with Fe2O3 inclusions)
Sandstone
Arenite
Basalt
Basalt (Mafic Extrusive Igneous Rock)
Sandstone
Clastic sedimentary rock (primarily SiO2)
Quartz Geode (Druzy Quartz)
Silicon Dioxide (SiO2)
White Agate (Tumbled)
Silicon Dioxide (SiO2) - Cryptocrystalline Chalcedony
Yellow Quartz
Silicon Dioxide (SiO2)
Petrified Wood
Silicified Wood (SiO2-dominant)
Yellow Jasper
Silicon Dioxide (SiO2) with iron hydroxides
Orange Calcite
Calcium Carbonate (CaCO3)