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