Banded Siltstone
Siltstone (primarily SiO2 with clay minerals)
Category
Browse sedimentary (man made composite) specimens identified by the Rock Identifier community.
Banded Siltstone
Siltstone (primarily SiO2 with clay minerals)
Chert (Jasper/Flint variety)
Microcrystalline Silica (SiO2)
Chert (Jasper variation)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Chert (or Flint)
SiO2 (Microcrystalline Quartz)
Chert (Flint)
Microcrystalline Quartz (SiO2)
Chert (Flint)
Chert (Microcrystalline Silicon Dioxide, SiO2)
Chert / Flint
Microcrystalline Quartz (SiO2)
Chert (Jasper)
Cryptocrystalline Quartz (SiO2)
Chert (Jasper)
Microcrystalline Quartz (SiO2)
Red Sandstone
Sedimentary Quartz Arenite / Arkose
Sandstone
Sedimentary Rock (Quartz Arenite)
Sandstone
Sedimentary Rock (Quartzose Sandstone)
Sandstone with Manganese Staining
Quartz Arenite / Sedimentary Rock
Sandstone
Sedimentary Rock (Quartz Sandstone)
Sandstone
Arenite (Siliclastic sedimentary rock)
Conglomerate
Conglomerate (clastic sedimentary rock)
Sandstone (Ferruginous)
Arenite (Siliclastic Sedimentary Rock)
Conglomerate
Conglomerate (clastic sedimentary rock)
Siltstone
Siltstone (Clastic Sedimentary Rock)
Limestone (or Calcite Nodules)
Calcium Carbonate (CaCO3)
Limestone
Calcium Carbonate (CaCO3)
Sandstone (Quartzose Sandstone)
Clastic Sedimentary Rock (primarily SiO2)
Sandstone with Quartz Veining
Arenite with SiO2 veins
Sandstone (Quartzose)
Arenite (Formula: SiO2 primary, with various cements)
Sandstone (Ferruginous)
Arenite with Iron Oxides
Sandstone (with Iron Staining)
Clastic sedimentary rock (primarily SiO2)
Sandstone
Arenite (primarily SiO2)
Limestone
Calcium Carbonate (CaCO3)
Sandstone (River Rock)
Arenite (composed primarily of SiO2)
Sandstone (with Iron Staining)
Clastic sedimentary rock (primarily SiO2 with Fe2O3 oxides)
Limestone (River Stone)
Calcium Carbonate (CaCO3)
Sandstone (Flagstone)
Arenite (composed primarily of SiO2)
Limestone
Calcium Carbonate (CaCO3)
Sandstone with Calcite Vein
Clastic sedimentary rock (primarily SiO2) with Calcium Carbonate (CaCO3) infilling
Quartz Pebble / River Silt Grain
Silicon Dioxide (SiO2)
Limestone
Calcium Carbonate (CaCO3)
Limestone (with possible Crinoid or Fossil Impression)
Calcium Carbonate (CaCO3) / Calcite
Sandstone (Ferruginous)
Arenite (Fe-oxide enriched)
Fossiliferous Limestone
Carbonate Sedimentary Rock (primarily CaCO3)
Soft Limestone
Calcite-rich Sedimentary Rock (CaCO3)
Sandstone (Quartzose)
Arenite (SiO2 based typically)