Sandstone (likely with Borings or Vesicular Basalt)
Clastic Sedimentary Rock (Sandstone)
sedimentary
Category
Mineral Within Sedimentary Rock
Browse mineral within sedimentary rock specimens identified by the Rock Identifier community.
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Sandstone (with Iron Staining)
Clastic Sedimentary Rock (primarily Quartz, SiO2)
sedimentary
Sandstone (Banded)
Arenite (SiO2 with iron oxide impurities)
sedimentary
Gneiss
Granitic Gneiss
metamorphic
Ironstone Nodules (Iron Concretion)
Siderite or Hematite Concretion
sedimentary
Quartz Vein in Hematitic Siltstone
Hydrothermal Quartz (SiO2) in Ferriferous Matrix
metamorphic
Garnet Gneiss or Mica Schist with Garnet
Almandine Garnet-bearing Gneiss
metamorphic
Bauxite / Iron-rich Laterite
Laterite (principally Al(OH)3, Fe2O3, and SiO2)
sedimentary
Gneiss
Gneiss (foliated metamorphic rock)
metamorphic
Ferruginous Quartz
Quartz with Iron Oxide inclusions (SiO2 + Fe2O3)
mineral
Chert / Chalcedony
Silicon Dioxide (SiO2)
sedimentary
Sandstone (Yellow/Tan Sandstone)
Arenite (primarily Quartz, SiO2)
sedimentary
Mica Schist with Quartz
Crystalline Schist (SiO2 + KAl2(AlSi3O10)(OH)2)
metamorphic
Chert Nodule
Microcrystalline Quartz (SiO2)
sedimentary
Quartz Druzy / Quartz Crystal Cluster
Silicon Dioxide (SiO2)
mineral
Sandstone Pebble
Arenite (majoritarily SiO2)
sedimentary
Sandstone (with Possible Iron Staining/Crust)
Arenite (SiO2 based)
sedimentary
Chert
Microcrystalline Quartz (SiO2)
sedimentary
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Conglomerate (Quartz Pebble Conglomerate)
Quartz Pebble Conglomerate
sedimentary
Agate / Chalcedony Geode Nodule
Silicon Dioxide (SiO2)
sedimentary
Jasper with Quartz Veins
Silicon Dioxide (SiO2) - Microcrystalline Quartz
sedimentary
Sandstone (Ferruginous)
Sandstone (primarily SiO2 with Fe2O3 cement)
sedimentary
Coprolite
Fossilized Feces
fossil
Chalcedony Nodule / Agate
Silicon Dioxide (SiO2)
sedimentary
Granitic Gneiss
Gneiss (High-grade metamorphic rock)
metamorphic
Sandstone (Ferruginous)
Arenite (Fe2O3 enriched)
sedimentary
Quartz Geode Fragment
Silicon Dioxide (SiO2)
mineral
Turquoise
Hydrated phosphate of copper and aluminium (CuAl6(PO4)4(OH)8·4H2O)
mineral
Sandstone
Arenite (SiO2 based typically)
sedimentary
Sandstone (Quartzite-rich)
Clastic sedimentary rock (SiO2 primarily)
sedimentary
Herkimer Diamond (Quartz Crystal)
Silicon Dioxide (SiO2)
mineral
Turquoise in Matrix
Hydrated phosphate of copper and aluminum (CuAl6(PO4)4(OH)8·4H2O)
mineral
Ocean Jasper
Spherulitic Chalcedony (SiO2)
sedimentary
Limestone Concretion (Botryoidal/Calcareous Nodules)
Calcium Carbonate Concretion (CaCO3)
sedimentary
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Quartz Druzy on Geode Fragment
Silicon Dioxide (SiO2)
mineral
Granite Gneiss
Gneiss (High-grade Metamorphic Rock)
metamorphic
Quartz Geode Fragment
Silicon dioxide (SiO2) within a nodule
sedimentary
Sandstone (Iron-stained)
Arenite (composed primarily of SiO2 with Fe2O3 staining)
sedimentary
Fossiliferous Limestone containing a Brachiopod or Mollusk Impression
Biogenic Sedimentary Rock / Fossiliferous Limestone
sedimentary
Conglomerate
Conglomerate (clastic sedimentary rock)
sedimentary