Red Jasper
Silicon Dioxide (SiO2)
Category
Browse sedimentary (man made) specimens identified by the Rock Identifier community.
Red Jasper
Silicon Dioxide (SiO2)
Chert (Jasper variety)
Silicon Dioxide (SiO2)
Sandstone
Arenite (SiO2 based)
Clear Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Seashell (Cockle Shell)
Cardiidae (Bivalvia), primary composition: Calcium Carbonate (CaCO3) in the form of aragonite or calcite
Limonite pseudo-concretion (Ironstone)
Limonite (FeO(OH)·nH2O) / Goethite
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Sandstone (with Iron Staining)
Clastic Sedimentary Rock (primarily SiO2 with Fe2O3 oxides)
Sandstone
Arenite (composed primarily of SiO2)
Limestone
Calcium Carbonate (CaCO3)
Sandstone (with Iron Staining)
Clastic sedimentary rock (primarily SiO2 with Fe2O3 oxides)
Limestone
Calcium Carbonate (CaCO3)
Limestone
Calcareous Sedimentary Rock (CaCO3)
Sandstone (Quartzose)
Arenite (SiO2 based typically)
Limestone Pebble
Sedimentary Calcium Carbonate (CaCO3)
Limestone
Limestone (CaCO3)
Sandstone (Ferruginous)
Arenite (composed primarily of SiO2 with iron oxide Fe2O3 cement)
Limestone
Calcium Carbonate (CaCO3)
Sandstone (Quartzite-rich Pebble)
Arenite (composed primarily of SiO2)
Sandstone (Ferruginous)
Arenite (Fe2O3 enriched)
Fossiliferous limestone
Calcarenite/bioclastic limestone, predominantly calcite (CaCO₃)
Chert Pebble
Microcrystalline Quartz (SiO2)
Sandstone (Ferruginous)
Sandstone (Clastic sedimentary rock, predominantly SiO2 with Fe2O3 cement)
Flint or chert
Microcrystalline quartz (SiO₂), commonly called flint when dark and nodular
Red Jasper
Microcrystalline Quartz (SiO2 with Iron Oxide impurities)
Limestone
Calcium Carbonate (CaCO3)
Limestone
Calcium Carbonate (CaCO3)
Limestone (River Pebble)
Calcium Carbonate (CaCO3)
Limestone
Calcareous sedimentary rock (CaCO3)
Quartz
Silicon Dioxide (SiO2)
Chert (Yellow Jasper variant)
Microcrystalline Quartz (SiO2)
Quartz
Silicon dioxide (SiO2)
Sandstone (Banded)
Clastic Sedimentary Rock (primarily SiO2)
Agate (Nodule/Chert)
Silicon Dioxide (SiO2)
Microcrystalline Limestone
Limestone (CaCO3 with impurities)
Sandstone (Quartzose)
Arenite (Formula: SiO2 primary, with various cements)
Sandstone
Arenite (primarily SiO2)
Sandstone (with Iron Staining)
Clastic sedimentary rock (primarily SiO2)
Limestone
Calcium Carbonate (CaCO3)
Sandstone (Quartzose Sandstone)
Arenite (primarily SiO2)
Chert (Jasper variation)
Silicon dioxide (SiO2)