Limonitic Iron Ore / Goethite
Hydrated Iron(III) oxide-hydroxide (primarily FeO(OH)·nH2O)
Category
Browse sedimentary (man made conglomerate) specimens identified by the Rock Identifier community.
Limonitic Iron Ore / Goethite
Hydrated Iron(III) oxide-hydroxide (primarily FeO(OH)·nH2O)
Zebra Jasper
Silicon Dioxide (SiO2) with impurities
Limestone with Lichen/Algae
Sedimentary Calcium Carbonate (CaCO3)
Limestone
Sedimentary Calcium Carbonate (CaCO3)
Limestone Pebble
Sedimentary Calcium Carbonate (CaCO3)
Limestone
Sedimentary Calcium Carbonate (CaCO3)
Sandstone
Arenite (Siliclastic sedimentary rock)
Limestone with Calcite
Sedimentary Calcium Carbonate (CaCO3)
Limestone
Sedimentary Calcium Carbonate (CaCO3)
Limestone (Fossiliferous)
Sedimentary Carbonate Rock (CaCO3)
Desert Varnish on Sandstone
Ferromanganese coating on Quartz Arenite
Quartz
Silicon Dioxide (SiO2)
Chalcopyrite
Copper Iron Sulfide (CuFeS2)
Yellow Quartz
Silicon Dioxide (SiO2)
Ferruginous Sandstone
Ferruginous Quartz-Arenite
Red Sandstone
Arenite (primarily Quartz with Hematite cement)
Sandstone (Quartzose)
Arenite (SiO2 based)
Sandstone Pebble
Arenite (Sandstone)
Sandstone (Ferruginous)
Sandstone (SiO2 with iron oxide impurities)
Limestone
Calcium Carbonate (CaCO3)
Sandstone (Iron-stained)
Clastic sedimentary rock (primarily SiO2 with Fe2O3 staining)
Sandstone (lithic wacke/arenite)
Clastic sedimentary rock (SiO2 + varied clasts)
Sandstone
Arenite (primarily SiO2)
Sandstone
Arenite (primarily Quartz chemical formula SiO2)
Sandstone
Arenite (SiO2 primarily)
Limestone
Calcium Carbonate (CaCO3)
Limestone
Calcium Carbonate (CaCO3)
Sandstone (Ferruginous)
Arenite with Iron Oxide matrix
Limestone
Calcium Carbonate (CaCO3)
Limestone with Lichen
Carbonate Sedimentary Rock (primarily CaCO3)
Sandstone
Arenite (composed primarily of SiO2)
Sandstone
Arenite (primarily SiO2)
Limestone Pebble
Calcium Carbonate (CaCO3)
Limestone
Calcium Carbonate (CaCO3)
Red Sandstone Pebble
Arenite with iron oxide (Hematite)
Sandstone (Fluvial Pebble)
Arenite
Limestone (Riprap)
Calcium Carbonate (CaCO3)
Sandstone
Arenite (SiO2 based)
Limestone
Limestone (Calcium Carbonate - CaCO3)
Sandstone (likely Graywacke or Siltstone variety)
Clastic Sedimentary Rock (SiO2 with assorted mineral fragments)
Limestone
Sedimentary rock composed primarily of Calcium Carbonate (CaCO3)
Limestone
Calcium Carbonate (CaCO3)