Sandstone (Quartzose)
Arenite (SiO2 principal composition)
sedimentary
Category
Sedimentary Or Mineral
Browse sedimentary or mineral specimens identified by the Rock Identifier community.
Learn about Sedimentary Or Mineral in the encyclopedia
View all →
Sandstone
Arenite (SiO2 primarily)
sedimentary
Sandstone
Arenite
sedimentary
Shale
Shale (clay-sized silicate minerals)
sedimentary
Turquoise
Turquoise - CuAl6(PO4)4(OH)8·4H2O
mineral
Sandstone
Arenite (clastic sedimentary rock)
sedimentary
River Quartzite Siltstone
Quartz-rich Meta-siltstone (SiO2 dominated)
metamorphic
Sandstone (Quartzose Sandstone)
Arenite
sedimentary
Sandstone (Quartzose)
Arenite (primarily SiO2)
sedimentary
Sandstone (Quartzose)
Arenite (primarily SiO2)
sedimentary
Petrified Wood
Silicified Wood (SiO2)
fossil
Gneiss
Gneiss
metamorphic
Quartz Crystal Fragment
Silicon Dioxide (SiO2)
mineral
Quartz (Milky/Common)
Silicon Dioxide (SiO2)
mineral
Orthoclase Feldspar
KAlSi3O8 (Potassium Aluminum Silicate)
mineral
Sandstone
Arenite (SiO2 dominant)
sedimentary
Limonite (Iron Ore)
Limonite (Hydrous iron(III) oxide-hydroxide mixture, FeO(OH)·nH2O)
mineral
Ferruginous Sandstone
Arenite with Iron-oxide cement
sedimentary
Chert (Flint)
Microcrystalline Quartz (SiO2)
sedimentary
Rock Salt (Halite)
Halite (Sodium Chloride, NaCl)
mineral
Tiger Iron
Tiger Iron (Hematite, Red Jasper, and Tiger's Eye)
metamorphic
Sandstone (Red/Brown Sandstone pebble)
Arenite (SiO2 dominated sandstone)
sedimentary
Sandstone (with garnet granules)
Clastic sedimentary rock (primarily SiO2 with Fe3Al2(SiO4)3 inclusions)
sedimentary
Sandstone (Ferruginous)
Arenite with Iron Oxide staining (Fe2O3)
sedimentary
Sandstone (Ferruginous)
Arenite with Iron Oxides
sedimentary
Blue Apatite
Apatite - Ca5(PO4)3(F,Cl,OH)
mineral
Gneiss (Banded Gneiss)
Gneiss
metamorphic
Banded Jasper
Silicon Dioxide (SiO2) with impurities
sedimentary
Dendritic Siltstone (or Mudstone)
Siltstone with Manganese Oxide dendrites
sedimentary
Banded Chert
Microcrystalline Quartz (SiO2)
sedimentary
Sandstone (Quartzose)
Arenite (primarily SiO2)
sedimentary
Sandstone
Clastic sedimentary rock (primarily SiO2)
sedimentary
Glauconitic Sandstone
Glauconite-bearing Arenite (K,Na)(Fe,Al,Mg)2(Si,Al)4O10(OH)2
sedimentary
Red Sandstone
Arenite (Ferruginous Sandstone)
sedimentary
Blue Calcite
Calcium Carbonate (CaCO3)
mineral
Quartz (Milky/Crystal Variety)
Silicon Dioxide (SiO2)
mineral
Geode (unopened)
SiO2 - Chert-shelled concretion (mostly Quartz)
sedimentary
Sandstone
Sandstone (Arenite)
sedimentary
Sandstone (Pebble)
Arenite (primarily SiO2)
sedimentary
Sandstone (likely Greywacke or Siltstone variety)
Arenite / Siltstone (primarily SiO2)
sedimentary
Conglomerate
Conglomerate (clastic sedimentary rock)
sedimentary
Limestone with Calcite Veins
Sedimentary Calcium Carbonate (CaCO3)
sedimentary