Quartz (Milky/Snow)
Silicon Dioxide (SiO2)
mineral
Category
Mineral On Sedimentary
Browse mineral on sedimentary specimens identified by the Rock Identifier community.
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Hematite
Iron(III) oxide (Fe2O3)
mineral
Howlite
Howlite (Ca2B5SiO9(OH)5)
mineral
Blue Quartz
Silicon Dioxide (SiO2) with inclusions
mineral
Limonite (Iron Ore)
Hydrated ferric oxide mixture (FeO(OH)·nH2O)
sedimentary
Quartz Veined Mudstone
Metasedimentary rock with Quartz (SiO2) veins
metamorphic
Caribbean Calcite
Calcium Carbonate with Argonite (CaCO3)
mineral
Apatite
Fluorapatite / Chlorapatite (Ca5(PO4)3(F,Cl,OH))
mineral
Limonite with Pyrite
Hydrated Iron Oxide Hydroxide, FeO(OH)·nH2O
mineral
Mixed Mineral and Fossil Collection
Multi-specimen assemblage (SiO2, CaCO3, FeS2, etc.)
mineral
Sandstone
Sandstone (clastic sedimentary rock)
Rock
Chrysocolla on Matrix
Hydrated copper silicates ((Cu,Al)2H2Si2O5(OH)4·nH2O)
mineral
Brachiopod Fossil in Limestone
Phylum Brachiopoda (likely Order Spiriferida), CaCO3 (Calcite)
sedimentary
Sandstone (Ferruginous)
Clastic Sedimentary Rock (SiO2 with Fe2O3/FeOOH cement)
sedimentary
Agate Geode
Silicon Dioxide (SiO2) - Chalcedony variety
sedimentary
Halite
Halite (Sodium Chloride, NaCl)
mineral
Sandstone Pebble
Arenite (SiO2 complex)
sedimentary
Red Jasper
Silicon Dioxide (SiO2) with Iron impurities
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Orange Calcite
Calcium Carbonate (CaCO3)
mineral
Halite
Halite (NaCl)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Chalcopyrite
CuFeS2
mineral
Rhodochrosite
Manganese Carbonate (MnCO3)
mineral
Limonite Ironstone
Goethite-Limonite concretion / Iron oxide
sedimentary
Quartz Mineral
Silicon Dioxide (SiO2)
mineral
Sandstone (with carbonaceous plant fragments)
Arenite (composed primarily of SiO2)
sedimentary
Sandstone
Clastic Sedimentary Rock
sedimentary
Sandstone
Sedimentary Rock (Quartz Arenite)
sedimentary
Sandstone with Liesegang Rings
Quartzose Sandstone with Iron Oxide Precipitation
sedimentary
Sandstone
Sedimentary Rock (Quartz arenite)
sedimentary
Quartz Geode
Silicon Dioxide (SiO2) within a geode
mineral
Quartz Geode
Silicon Dioxide (SiO2)
mineral
Fossil Belemnite Guard
Belemnitella spp. (rostrum)
fossil
Sandstone (likely with Quartz Veining)
Arenite (primarily SiO2)
sedimentary
River Pebble (Siltstone / Fine-grained Sandstone)
Sedimentary Pebble (Siliclastic)
sedimentary
Muscovite Mica
Muscovite (KAl2(AlSi3O10)(OH)2)
mineral
Banded Sandstone (Zebra Stone)
Arenite with Iron Oxide Banding (Liesegang rings)
sedimentary
Sandstone
Sandstone (composed primarily of sand-sized minerals or rock grains)
sedimentary
Magnetite (Iron Ore)
Magnetite (Fe3O4)
mineral
Limonite Concretion
FeO(OH)·nH2O (Hydrated Iron Oxide)
sedimentary