Travertine
Terrestrial Sedimentary Limestone (CaCO3)
Category
Browse anthropogenic (man made material mimicking sedimentary rock) specimens identified by the Rock Identifier community.
Travertine
Terrestrial Sedimentary Limestone (CaCO3)
Sandstone
Sedimentary Rock (Quartz arenite)
Breccia
Breccia (Sedimentary Clastic Rock)
Conglomerate
Conglomerate (Clastic Sedimentary Rock)
Conglomerate
Conglomerate (clastic sedimentary rock)
Puddingstone (Conglomerate)
Conglomerate (clastic sedimentary rock)
Calligraphy Stone
Mariam Jasper (Fossiliferous Limestone with Hematite and Iron)
Sandstone
Arenite (primarily Quartz Arenite)
Gneiss
Gneiss
Quartz
Silicon Dioxide (SiO2)
Sandstone
Arenite (SiO2 based)
Sandstone Pebble
Sedimentary Rock (Quartzose Sandstone)
Sandstone (with potential trace fossils)
Clastic sedimentary rock (primarily SiO2)
Weathered limestone or calcareous fossil fragment
Calcite-rich carbonate rock (CaCO₃), possibly fossiliferous limestone
Yellow Chert
Microcrystalline Quartz (SiO2)
Chert (River Pebble)
Microcrystalline Quartz (SiO2)
Pyritic Mudstone
Argillaceous rock (FeS2)
Sandstone
Quartz Arenite / Clastic Sedimentary Rock
Limonite (Iron Ore)
Limonite (Hydrous iron(III) oxide-hydroxide mixture, primarily FeO(OH)·nH2O)
Conglomerate
Conglomerate (clastic sedimentary rock)
Siltstone
Siltstone (Clastic Sedimentary Rock)
Banded Chert
Silicon Dioxide (SiO2) - Microcrystalline Quartz
Sandstone (with Arkose characteristics)
Clastic sedimentary rock (SiO2 with KAlSi3O8)
Sandstone with Ironstone Concretion
Arenite with Hematite/Goethite nodules (Fe2O3 / FeO(OH))
Sandstone
Arenite (primarily SiO2)
Sandstone
Arenite (composed primarily of SiO2)
Limonite (Iron Ore)
Limonite (FeO(OH)·nH2O)
Coquina or Fossiliferous Limestone
Fossiliferous Limstone (CaCO3)
Quartz Pebble
Silicon Dioxide (SiO2)
Sandstone Pebble
Quartz Arenite / Sandstone
Sandstone
Arenite (specifically Quartz Arenite)
Jasper
Silicon Dioxide (Microcrystalline Quartz, $SiO_2$)
Chert (potentially Flint or Mudstone)
Microcrystalline Quartz (SiO2)
Sandstone
Arenite
Sandstone (Quartzose)
Arenite (primarily SiO2)
Limestone
Calcium Carbonate (CaCO3)
Red Sandstone
Arenite (with Iron Oxide)
Sandstone (Quartzose Sandstone)
Clastic sedimentary rock (SiO2 major component)
Sandstone Cobble
Arenite (Secondary classification based on grain size)
Chert (Arrowhead)
Chert (primarily Microcrystalline Silica, SiO2)
Sandstone
Arenite (SiO2 based)
River Pebble (likely Quartzite or Siltstone)
Sedimentary Clast (SiO2 based)