Chert (Chalcedony/Agate variety)
Silicon Dioxide (SiO2)
Category
Browse mineral within a sedimentary rock specimens identified by the Rock Identifier community.
Chert (Chalcedony/Agate variety)
Silicon Dioxide (SiO2)
Halite (Rock Salt)
Halite (Sodium Chloride, NaCl)
Red Sandstone
Arenite (Ferruginous Sandstone)
Quartz Geode Fragment
Silicon Dioxide (SiO2)
Chert (Jasper variation)
Silicon dioxide (SiO2)
Shale (with Iron Oxide staining)
Fissile Mudstone (primarily Quartz and Clay minerals)
Dyed Agate Geode
Silicon Dioxide (SiO2) - Chalcedony variety
Sandstone
Arenite (SiO2 based)
Yellow Quartz / Chalcedony
Silicon Dioxide (SiO2)
Ferruginous Sandstone
Arenite with Iron-oxide cement (composed of Quartz and Limonite/Hematite)
Quartz Geode (Amethyst / Clear Quartz)
Silicon Dioxide (SiO2)
Sandstone
Arenite
Red Sandstone
Arenite (Ferruginous Sandstone)
Banded Sandstone
Clastic Sedimentary Rock (Quartz Arenite)
Ferruginous Quartz
Silicon Dioxide (SiO2) with Iron Oxide (Fe2O3) inclusions
Jasper and Chalcedony Nodule
Silicon Dioxide (SiO2) - Microcrystalline Quartz
Sandstone
Arenite (primary component SiO2)
Sandstone (Quartzose Sandstone)
Clastic sedimentary rock (primarily SiO2)
Limonite Concretion
Limonite (Hydrated iron oxide) FeO(OH)·nH2O
Quartz Vein in Matrix (Breccia / Host Rock with Quartz)
Silicon Dioxide (SiO2) in Host Rock Matrix
Sandstone
Arenite (primarily Quartz-rich)
Quartz Geode (partially formed)
Silicon Dioxide (SiO2)
Quartz Druzy Geode
Silicon Dioxide (SiO2) - Crystalline Variety
Chert (Yellow Jasper/Flint)
Silicon Dioxide (SiO2)
Jasper
Silicon dioxide (SiO2)
Chert / Jasper
Silicon Dioxide (SiO2)
Sandstone (with Iron Staining)
Arenite (Silicon Dioxide, SiO2, often with iron oxides like Limonite)
Quartz Geode / Druzy Quartz
Silicon Dioxide (SiO2)
Sandstone
Arenite (primarily SiO2)
Ferruginous Sandstone
Sandstone with Iron Oxide (Limonite/Goethite)
Quartz in Limonite-rich Matrix
Silicon Dioxide (SiO2) with Goethite/Limonite FeO(OH)·nH2O
Agate in Matrix
Silicon Dioxide (SiO2) within host rock
Gneiss
Gneiss
Chalcedony (Agate/Carnelian)
Silicon Dioxide (SiO2)
Sandstone Concretion
Septarian Concretion (Nodule)
Chalcedony (Botryoidal Agate vein)
Chalcedony (Microcrystalline Quartz) - SiO2
White Quartz (Carved Star)
Silicon Dioxide (SiO2)
Druzy Quartz on Host Rock
Silicon Dioxide (SiO2)
Chert (and Fossiliferous Chert)
Silicon Dioxide (SiO2)
Gneiss
Metamorphic Gneiss
Banded Gneiss
Gneiss (SiO2 enriched metamorphic rock)
Ferruginous Sandstone
Clastic sedimentary rock (primarily Quartz with Iron Oxide cement)