Sandstone
Arenite (primarily Quartz, SiO2)
Category
Browse anthropogenic sedimentary (man made) specimens identified by the Rock Identifier community.
Sandstone
Arenite (primarily Quartz, SiO2)
Fossiliferous Limestone
Biogenic Calcium Carbonate (CaCO3)
Sandstone
Arenite
Sandstone (with Iron Staining)
Clastic Sedimentary Rock (primarily SiO2 with Fe2O3 oxides)
Ferruginous Sandstone
Clastic Sedimentary Rock (Iron-rich)
Sandstone
Arenite (composed primarily of SiO2)
Limestone
Calcium Carbonate (CaCO3)
Sandstone (with potential fossil inclusions)
Clastic sedimentary rock (primarily SiO2)
Sandstone (Weathered Pebble)
Arenite (composed primarily of SiO2)
Limonite (Iron Stone/Ocher)
Limonite (FeO(OH)·nH2O)
Sulfur (on Matrix)
Native Sulfur (S8)
Sandstone
Arenite (Siliclastic sedimentary rock, primarily SiO2)
Sandstone Pebble (Quartzite-rich)
Clastic Terrigenous Sedimentary Rock (SiO2 dominant)
Sandstone (with differential weathering)
Arenite / Quartz Sandstone (SiO2)
Limestone
Calcium Carbonate (CaCO3)
Sandstone (specifically an Iron-Concretion)
Arenite with Iron Oxide (Limonite/Goethite) cementation
Hematite
Hematite, Iron(III) oxide (Fe2O3)
Sandstone
Arenite (primarily SiO2)
Barite Rose on Marcasite
Barium Sulfate (BaSO4) on Iron Sulfide (FeS2)
Red Jasper
Silicon Dioxide (SiO2) with Hematite (Fe2O3) inclusions
Limestone
Calcium carbonate (CaCO3)
Limestone
Calcium Carbonate (CaCO3)
Sandstone
Arenite (primarily SiO2)
Limestone
Calcareous sedimentary rock (primarily Calcium Carbonate, CaCO3)
Limestone
Calcium Carbonate (CaCO3)
Sandstone
Arenite (composed primarily of SiO2)
Sandstone
Arenite (primarily SiO2)
Sandstone (with potential mineral staining/concretions)
Arenite (SiO2 based)
Limestone
Calcium Carbonate (CaCO3)
Red Mudstone (Siltstone)
Lutite (primarily Quartz and Clay minerals with Hematite)
Sandstone
Arenite (primarily SiO2)
Limestone
Calcium Carbonate (CaCO3)
Sandstone
Clastic sedimentary rock (primarily SiO2)
Sandstone
Arenite (SiO2 based)
Sandstone (Greywacke/Lithic Sandstone)
Arenite (composed primarily of SiO2)
Sandstone
Clastic Sedimentary Rock (primarily SiO2)
Limonitic Sandstone (Stained Sandstone)
Clastic Sedimentary Rock with Iron Oxide (Limonite/Goethite) staining
Sandstone
Arenite (composed primarily of Quartz: SiO2)
Sandstone (with Iron Staining)
Clastic Sedimentary Rock (primarily Quartz, SiO2)
Sandstone (Ferruginous)
Arenite (Fe2O3 staining)
Sandstone (likely Arkose or Quartz Sandstone)
Arenite (SiO2 principal component)
Limestone
Calcium Carbonate (CaCO3)