Ferruginous Sandstone (Gozzan/Ironstone)
Arenite with Limonite/Goethite cement (FeO(OH)·nH2O)
Category
Browse sedimentary (artificial) specimens identified by the Rock Identifier community.
Ferruginous Sandstone (Gozzan/Ironstone)
Arenite with Limonite/Goethite cement (FeO(OH)·nH2O)
Shale
Argillaceous Rock
Limestone
Calcium carbonate (CaCO3)
Sandstone
Arenite (SiO2 based with various mineral cements)
Sandstone (Greywacke/Siltstone variant)
Clastic Sedimentary Rock (composed primarily of Quartz SiO2 and Feldspar)
Sandstone
Arenite (composed primarily of SiO2)
Sandstone
Arenite (primarily SiO2)
Limestone
Calcium Carbonate (CaCO3)
Sandstone (with potential mineral staining/concretions)
Arenite (SiO2 based)
Sandstone (Micaceous/Feldspathic variant)
Arenite (specifically subarkose or lithic arenite)
Limestone
Calcareous sedimentary rock (primarily Calcium Carbonate, CaCO3)
Limestone
Calcium Carbonate (CaCO3)
Sandstone
Arenite (primarily SiO2)
Limestone
Calcium Carbonate (CaCO3)
Sandstone
Arenite
Sandstone
Arenite (primarily SiO2)
Shale with Iron Oxide Staining
Fissile Mudstone (primarily clay minerals and quartz)
Red Mudstone (Siltstone)
Lutite (primarily Quartz and Clay minerals with Hematite)
Limestone
Calcium Carbonate (CaCO3)
Green Jasper
Silicon Dioxide (SiO2) with impurities
Sandstone (Greywacke/Lithic Sandstone)
Arenite (composed primarily of SiO2)
Sandstone Beach Pebble
Clastic sedimentary rock (SiO2 with iron oxide cement)
Sandstone
Arenite (SiO2 based)
Conglomerate
Conglomerate (SiO2 matrix with various silicate clasts)
Limestone (Weathered)
Calcium Carbonate (CaCO3)
Limonitic Sandstone (Stained Sandstone)
Clastic Sedimentary Rock with Iron Oxide (Limonite/Goethite) staining
Sandstone (Ferruginous)
Arenite (Fe2O3 staining)
Sandstone (likely Arkose or Quartz Sandstone)
Arenite (SiO2 principal component)
Limestone
Calcium Carbonate (CaCO3)
Sandstone (likely Quartzose Sandstone)
Arenite (SiO2 based)
Sandstone
Arenite (composed primarily of Quartz: SiO2)
Fairburn Agate / Agate-bearing Breccia
Cryptocrystalline Quartz (SiO2) within Jasper/Breccia matrix
Limestone
Calcium Carbonate (CaCO3)
Sandstone (Red Sandstone)
Arenite (SiO2 based with Fe2O3 staining)
Quartz (Chert/Chunky Chalcedony)
Silicon Dioxide (SiO2)
Fluorite
Calcium Fluoride (CaF2)
Marble
Recrystallized Calcite (CaCO3)
Jasper
Silicon dioxide (SiO2) with impurities
Quartz (Milky/Crystalline variety)
Silicon Dioxide (SiO2)
Carnelian (Red Agate)
Chalcedony (SiO2 with Iron Oxide impurities)
Quartz (Variety: Citrine or Tumbled Chalcedony)
Silicon Dioxide (SiO2)
Quartz Mineral
Silicon Dioxide (SiO2)