Banded Jasper with Hematite or Quartz
Silicon Dioxide (SiO2) with impurities
Category
Browse sedimentary (physico chemical precipitate) specimens identified by the Rock Identifier community.
Banded Jasper with Hematite or Quartz
Silicon Dioxide (SiO2) with impurities
Red Jasper
Microcrystalline Quartz (Chalcedony), SiO2
Red Jasper Pebble
Opaque microcrystalline Quartz (SiO2) with Iron Oxide
Goethite/Hematite Nodule
Goethite (FeO(OH)) and Hematite (Fe2O3)
Limestone
Calcium Carbonate (CaCO3)
Banded Chert
Silicon Dioxide (SiO2)
Chert (Polished/Tumbled)
Silicon Dioxide (SiO2)
Chert (Hagstone / Lucky Stone)
Microcrystalline Quartz (SiO2)
Limonite (Iron Ore)
Hydrated iron(III) oxide-hydroxide (FeO(OH)·nH2O)
Limonite (Iron Ore)
Goethite and related iron hydroxides (FeO(OH)·nH2O)
Orange Calcite
Calcium Carbonate (CaCO3)
Hematite
Iron(III) oxide (Fe2O3)
Hematite (Ironstone) Nodule
Hematite (Fe2O3)
Green Calcite
Calcium Carbonate (CaCO3)
Orange Calcite
Calcium Carbonate (CaCO3)
Sandstone
Arenite (Sedimentary Rock)
Chert (Green)
Silicon Dioxide (SiO2)
Quartz Crystal on Matrix
Silicon Dioxide (SiO2)
Limonite (Iron Ore)
Hydrated iron(III) oxide-hydroxide (FeO(OH)·nH2O)
Green Calcite
Calcium Carbonate (CaCO3)
Yellow Calcite
Calcite (Calcium Carbonate, CaCO3)
Red Jasper (with Quartz inclusions)
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Halite (Rock Salt) Crust
Sodium Chloride (NaCl)
Chert (Flint)
Chert (Silicon Dioxide, SiO2)
Chert with Iron Staining
Microcrystalline Quartz (SiO2)
Yellow Calcite
Calcium Carbonate (CaCO3)
Red Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
Chert (Flint)
Microcrystalline Quartz or Cryptocrystalline Silica (SiO2)
Chalcedony (Agate/Carnelian-like)
Silicon Dioxide (SiO2)
Blue Calcite
Calcium Carbonate (CaCO3)
Orange Calcite
Calcium Carbonate (CaCO3)
Barite Rose
Barium Sulfate (BaSO4)
Marcasite on Agate / Sphalerite-Pyrite Agate Geode Slice
Marcasite (FeS2) / Pyrite on Quartz (SiO2)
Chert (River Pebble)
Silicon Dioxide (SiO2)
Green Chert
Silicon Dioxide (SiO2)
Chert (Flint) with Limonite Staining
Microcrystalline Quartz (SiO2)
Chert (Jasper/Flint variety)
Silicon dioxide (SiO2)
Red Jasper
Silicon Dioxide (SiO2) with iron inclusions
Chalcedony (Agate Pebble)
Silicon Dioxide (SiO2)
Chert (with Quartz Veining)
Microcrystalline Quartz (SiO2)
Chert
Silicon dioxide (SiO2)