Sandstone (Ferruginous)
Arenite (Fe2O3 enriched)
Category
Browse man made composite (lithified equivalent of sedimentary) specimens identified by the Rock Identifier community.
Sandstone (Ferruginous)
Arenite (Fe2O3 enriched)
Limestone
Calcareous Sedimentary Rock (CaCO3)
Granite
Granite (a plutonic rock)
Limestone
Limestone (CaCO3)
Basalt
Aphanitic Mafic Igneous Rock
Quartz
Silicon dioxide (SiO2)
Limestone Pebble
Sedimentary Calcium Carbonate (CaCO3)
Quartzite
Quartzite (SiO2 equivalent)
Sandstone (Quartzose)
Arenite (SiO2 based typically)
Quartzite
Quartzite (chiefly SiO2)
Sandstone (Ferruginous)
Arenite (composed primarily of SiO2 with iron oxide Fe2O3 cement)
Sandstone (Quartzite-rich Pebble)
Arenite (composed primarily of SiO2)
Red Sandstone
Arenite (primarily Quartz with Hematite cement)
Quartz
Silicon Dioxide (SiO2)
Sandstone with Bedding Planes
Arenite (Sedimentary rock composed primarily of sand-sized minerals)
Red Jasper
Microcrystalline Quartz (SiO2 with Iron Oxide impurities)
Chert Pebble
Microcrystalline Quartz (SiO2)
Limestone
Calcium Carbonate (CaCO3)
Agate (Nodule/Chert)
Silicon Dioxide (SiO2)
Limestone
Calcium Carbonate (CaCO3)
Chert (Yellow Jasper variant)
Microcrystalline Quartz (SiO2)
Limestone (River Pebble)
Calcium Carbonate (CaCO3)
Limestone
Calcareous sedimentary rock (CaCO3)
Sandstone (Quartz-rich)
Arenite
Sandstone (Banded)
Clastic Sedimentary Rock (primarily SiO2)
Microcrystalline Limestone
Limestone (CaCO3 with impurities)
Chert (Jasper variation)
Silicon dioxide (SiO2)
Sandstone (Quartzose)
Arenite (Formula: SiO2 primary, with various cements)
Sandstone (with Iron Staining)
Clastic sedimentary rock (primarily SiO2)
Quartz Pebble
Silicon Dioxide (SiO2)
Limestone
Calcium Carbonate (CaCO3)
Sandstone
Arenite (primarily SiO2 with iron oxide cementation)
Sandstone (Quartzose Sandstone)
Arenite (primarily SiO2)
Sandstone (Ferruginous)
Arenite (with Iron Oxides)
Sandstone (River Cobble)
Clastic sedimentary rock (primarily SiO2)
Quartz
Silicon Dioxide (SiO2)
Limestone or Chalk
Calcium Carbonate (CaCO3)
Limestone
Calcium Carbonate (CaCO3)
Sandstone
Arenite (composed primarily of SiO2)
Fossiliferous Limestone
Calcium Carbonate (CaCO3) with organic fossil inclusions
Red Jasper
Silicon Dioxide (SiO2) with Hematite inclusions
Basalt Gravel
Aphanitic Mafic Igneous Rock