Crushed Limestone Aggregate
Limestone (Calcium Carbonate, CaCO3)
Category
Browse sedimentary (artificial) specimens identified by the Rock Identifier community.
Crushed Limestone Aggregate
Limestone (Calcium Carbonate, CaCO3)
Limestone
Calcium Carbonate (CaCO3)
Limestone
Calcium Carbonate (CaCO3)
Sandstone (Quartz-rich)
Arenite (SiO2 based)
Sandstone
Arenite (often composed of Quartz, SiO2)
Sandstone (likely Arkosic or Lithic)
Clastic Sedimentary Rock (SiO2 with accessory minerals)
Limestone (River Stone)
Limestone (Calcium Carbonate, CaCO3)
Sandstone (likely Arkosic or Quartzose)
Sandstone (SiO2 with inclusions)
Limestone
Calcium Carbonate (CaCO3)
Septarian Nodule (Dragon Stone)
Septarian Concretion (CaCO3 with Calcite, Aragonite, and Limestone/Bentonite)
Sandstone
Arenite
Sandstone (likely Arkose)
Arenite (composed mainly of SiO2 with Feldspar)
Limestone
Calcium Carbonate (CaCO3)
Chert (Quartz Variety)
Chert (mostly SiO2 / Silicon Dioxide)
Limestone
Calcium Carbonate (CaCO3)
Sandstone (Quartzose)
Arenite (primarily SiO2)
Sandstone Pebble
Arenite (primarily Quartz, SiO2)
Sandstone (Quartzite-rich Pebble)
Arenite (primarily SiO2)
Sandstone (Ferruginous)
Arenite with Iron Oxides
Crushed Limestone and Calcite
Calcium Carbonate (CaCO3)
Sandstone (with prominent jointing/fractures)
Arenite (composed primarily of SiO2)
Limestone
Calcium Carbonate (CaCO3)
Sandstone
Arenite/Quartz Arenite
Banded Chert
Silicon Dioxide (SiO2)
Sandstone (Pebble)
Arenite (SiO2 based)
Sandstone
Arenite (primarily SiO2 with various cementing agents)
Jasper
Microcrystalline Quartz (SiO2)
Chert (Chalcedony/Flint)
Silicon Dioxide (SiO2)
Sandstone
Arenite
Sandstone
Arenite (primarily SiO2)
Sandstone Pebble
Arenite (SiO2 with various cementing agents)
Sandstone
Arenite (SiO2 primarily)
Sandstone (Quartzose)
Arenite (primarily SiO2)
Sandstone (Quartzose)
Arenite (primarily SiO2)
Chert (specifically brown Chert or Jasper)
Microcrystalline Quartz (SiO2)
Gray River Pebble (Limestone or Greywacke)
Sedimentary Pebble (Calcite / Quartz composition)
Megalodon Shark Tooth Fossil
Otodus megalodon (fossilized in sedimentary matrix)
Fossiliferous Limestone
Biogenic Sedimentary Rock (Calcium Carbonate, CaCO3)
Sandstone
Clastic sedimentary rock (Quartz arenite or arkose)
Banded Sandstone
Clastic Sandstone (SiO2 with iron oxides)
Quartz Geode
Crystalline Silicon Dioxide (SiO2) in sedimentary matrix
Zebra Jasper
Silicified sedimentary rock (SiO2) with mineral inclusions