Sandstone or Quartzite pebble
Sandstone (Quartz arenite) or Quartzite
sedimentary or metamorphic
Category
Mineral, Often Found In Sedimentary Deposits
Browse mineral, often found in sedimentary deposits specimens identified by the Rock Identifier community.
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Sandstone
Clastic sedimentary rock
sedimentary
Jasper Pebble
Microcrystalline Quartz (SiO2)
sedimentary
Howlite
Calcium borosilicate hydroxide (Ca2B5SiO9(OH)5)
mineral
Halite
Sodium Chloride (NaCl)
mineral
Fluorite
Calcium Fluoride (CaF2)
mineral
Rock Salt (Halite)
Halite (Sodium Chloride, NaCl)
mineral
Carnelian
Silicon dioxide (Chalcedony variety), SiO2
mineral
Botryoidal Hematite
Iron Oxide, Fe2O3
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Quartz pebble with iron staining
Silicon dioxide (SiO2) with iron oxide impurities
mineral
Magnetite / Hematite (Iron Ore)
Magnetite (Fe3O4) or Hematite (Fe2O3)
mineral
Bornite
Bornite (Cu5FeS4)
mineral
Jasper
Microcrystalline Quartz (SiO2)
gemstone
Glauconite
(K,Na)(Al,Fe^3+,Mg)2(Al,Si)4O10(OH)2
sedimentary
Coprolite
Fossilized Feces
fossil
Blue Calcite
Calcite (Calcium Carbonate, CaCO3)
mineral
Satin Spar Selenite
Gypsum (Calcium Sulfate Dihydrate, CaSO4·2H2O)
mineral
Agate
Silicon Dioxide (SiO2)
mineral
Limonite
FeO(OH)•nH2O
mineral
Yellow Agate (Banded Chalcedony)
Silicon Dioxide (SiO2)
sedimentary
Quartz Geode
Silicon Dioxide (SiO2)
mineral
Pyrite in Shale
Iron Disulfide (FeS2)
mineral
Gravel and Sand Aggregate
Unconsolidated Clastic Sediment
sedimentary
Limonite (Iron Stone)
Limonite (Hydrated Iron Oxide) - FeO(OH)·nH2O
mineral
Howlite
Calcium borosilicate hydroxide (Ca2B5SiO9(OH)5)
mineral
Quartz (Agate/Jasper)
Silicon Dioxide (SiO2)
mineral
Fossilized Fish Vertebra
Vertebrata
fossil
Pyrite
Iron Sulfide (FeS2)
mineral
Agate Geode
Silicon Dioxide (SiO2) - Chalcedony variety
sedimentary
Sandstone
Arenite (composed primarily of SiO2)
sedimentary
Agate (Turtle Carving)
Agate (Cryptocrystalline variety of Silica, SiO2)
mineral
Golden Calcite
Calcium Carbonate (CaCO3)
mineral
Magnetite / Ironstone Pebble
Magnetite (Fe3O4)
mineral
Chert with Chalcedony/Quartz Vug
Cryptocrystalline Silica (SiO2)
sedimentary
Rhodochrosite
Manganese carbonate (MnCO3)
mineral
Magnetite (Iron Ore)
Iron(II,III) oxide (Fe3O4)
mineral
Pink Halite
Sodium Chloride (NaCl)
mineral
Jasper / Agate / Chalcedony
Cryptocrystalline quartz (SiO2)
mineral
Selenite
Gypsum (Calcium Sulfate Dihydrate) - CaSO4·2H2O
mineral
Quartz in Limonite-rich Matrix
Silicon Dioxide (SiO2) with Goethite/Limonite FeO(OH)·nH2O
Mineral in Sedimentary/Secondary host
Quartz Geode
Silicon Dioxide (SiO2)
sedimentary