Sandstone
Sedimentary Rock (Quartz Sandstone)
sedimentary
Category
Sedimentary Mineral
Browse sedimentary mineral specimens identified by the Rock Identifier community.
Learn about Sedimentary Mineral in the encyclopedia
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Petrified Wood
Silicified Wood (SiO2)
fossil
Sandstone
Sedimentary Rock (Quartz Sandstone)
sedimentary
Sandstone
Arenite (SiO2 primarily)
sedimentary
Banded Sedimentary Rock
Sedimentary rock with Liesegang banding
sedimentary
Quartz Geode
Silicon Dioxide (SiO2) in Host Rock
sedimentary
Orange Calcite
Calcium Carbonate (CaCO3)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Yellow Chalcedony / Yellow Agate
Silicon Dioxide (SiO2)
mineral
Pyrite
Iron Disulfide (FeS2)
mineral
Pyrite
Iron Pyrite (FeS2)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Sandstone Pebble
Sandstone (primarily SiO2)
sedimentary
Sandstone
Clastic sedimentary rock (primarily SiO2)
sedimentary
Pyrite
Iron Sulfide (FeS2)
mineral
Graphite
Graphite (Carbon, C)
mineral
Feldspar
Triclinic or Monoclinic Tectosilicate (e.g., KAlSi3O8)
mineral
Sandstone
Arenite
Sedimentary
Shale with Iron Staining
Fissile Mudrock (Sedimentary Rock)
sedimentary
Shale
Lutaceous sedimentary rock
sedimentary
Blue Apatite
Fluorapatite (Ca5(PO4)3F)
mineral
Magnetite / Ironstone
Magnetite (Fe3O4)
mineral
Pyrite (Fool's Gold)
Iron Disulfide (FeS2)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
sedimentary
K-Feldspar (Potassium Feldspar)
Orthoclase / Microcline (KAlSi3O8)
mineral
Pyrite (Fool's Gold)
Iron Sulfide (FeS2)
mineral
Pitted Sedimentary Rock / Cupstone
Sedimentary rock with weathering pit (arenite / sandstone)
sedimentary
Fragmented Sedimentary Pebble
Clastic Sedimentary Specimen
sedimentary
River Rock / Stream Pebble
Fluvial Clast / Rounded Sedimentary Particle
Sedimentary Rock (possibly composed of various minerals)
Sandstone
Clastic Sedimentary Rock (composed mostly of SiO2)
sedimentary
Quartz-veined Sedimentary Rock
Hydrothermally veined Clastic Sedimentary Rock (SiO2 veins in Matrix)
sedimentary
Pyrite in Shale
Iron Disulfide (FeS2)
mineral
Banded Sedimentary Rock (Wishbone Stone / Banded Quartzite or Limestone)
Silicified limestone or banded sedimentary rock with mineral veins
sedimentary
Pyrite cluster (iron pyrite)
Pyrite, FeS₂
mineral
Sandstone and Conglomerate pebbles
Sedimentary clastic rock
sedimentary
Quartz
Silicon Dioxide (SiO2)
mineral
Sandstone
Arenite (SiO2 principal composition)
sedimentary
Mica (Muscovite or Biotite)
Sheet silicate mineral group (e.g., KAl2(AlSi3O10)(F,OH)2)
mineral
Limonite
FeO(OH)•nH2O
mineral
Limonite
FeO(OH)·nH2O
mineral