Sandstone (Quartzose)
Arenite (primarily SiO2)
Category
Browse man made rock (sedimentary analogue) specimens identified by the Rock Identifier community.
Sandstone (Quartzose)
Arenite (primarily SiO2)
Chert (Common Opal/Agate variety)
Microcrystalline Quartz (SiO2)
Limestone
Calcium Carbonate (CaCO3)
Sandstone (Greywacke/Lithic Sandstone)
Arenite / Lithic Sandstone
Sandstone (with Possible Iron Staining/Crust)
Arenite (SiO2 based)
Limestone
Calcium Carbonate (CaCO3)
Sandstone (Quartzite-rich Pebble)
Arenite (primarily SiO2)
Sandstone
Sandstone (composed predominantly of SiO2)
Sandstone
Arenite (primarily SiO2)
Sandstone
Arenite (primarily SiO2)
Limestone (with Iron-Oxide staining)
Sedimentary Calcium Carbonate (CaCO3)
Sandstone
Arenite (composed primarily of Quartz, SiO2)
Fossiliferous Limestone
Biogenic Limestone (Calcium Carbonate, CaCO3)
Seashell (Cockle Shell)
Cardiidae (Bivalvia), primary composition: Calcium Carbonate (CaCO3) in the form of aragonite or calcite
Chert / Flint
Silicon dioxide (SiO2)
Quartz (Orange/Pink variety)
Silicon Dioxide (SiO2)
Tumbled Quartz
Silicon Dioxide (SiO2)
Limestone
Sedimentary Rock (Primarily CaCO3)
Coal
Coal (Combustible sedimentary rock)
Sandstone
Quartzose Sandstone (Sedimentary Rock)
Sandstone
Sedimentary Rock (Quartzose Sandstone)
Siltstone
Siltstone (Detrital Sedimentary Rock)
Conglomerate
Conglomerate (clastic sedimentary rock)
Conglomerate
Conglomerate (clastic sedimentary rock)
Chert (Chalcedony-rich sedimentary rock)
Cryptocrystalline Quartz (SiO2)
Tumbled Clear Quartz
Silicon Dioxide (SiO2)
Shale or Mudstone (Based on appearance)
Shale (fine-grained, laminated fissile sedimentary rock) / Mudstone (fine-grained, non-fissile sedimentary rock)
Sandstone (with Iron Staining)
Clastic Sedimentary Rock (primarily Quartz, SiO2)
Sandstone
Arenite
Sandstone
Arenite (primarily SiO2)
Sandstone
Arenite (primarily SiO2)
Cockle Shell (Fossil or Recent)
Class Bivalvia, Family Cardiidae (e.g., Cerastoderma edule for common cockle)
Sandstone (Quartzose)
Sandstone (clastic sedimentary rock, primarily SiO2)
Limestone (Weathered/Silicified)
Sedimentary carbonate rock (primarily CaCO3)
Tiger Iron
Tiger Iron (Hematite, Red Jasper, and Tiger's Eye)
Sandstone
Arenite (SiO2 based with mineral cement)
Travertine
Terrestrial Sedimentary Limestone (CaCO3)
Dalmatian Jasper
Aplite with Arfvedsonite inclusions
Sandstone (Ferruginous)
Arenite (SiO2 with iron oxide impurities)
Quartzite Sandstone / Quartz Sandstone
Quartz Sandstone (SiO2 with minor mineral impurities)
Sandstone
Arenite (Sandstone)
Sandstone
Arenite (primarily SiO2)