Quartzite
Metamorphic Quartzite (SiO2)
metamorphic
Category
Sedimentary (Chemically Precipitated) Or Metamorphic
Browse sedimentary (chemically precipitated) or metamorphic specimens identified by the Rock Identifier community.
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Quartzite
Metamorphic Quartzite (SiO2)
metamorphic
Quartzite
Metamorphic Quartz Arenite
metamorphic
Quartzite
Metamorphic Quartzite (SiO2)
metamorphic
Quartzite
Metamorphic Quartz Sandstone
metamorphic
Quartzite
Metamorphic Quartzite (SiO2)
metamorphic
Quartzite
Metamorphic Quartzite (SiO2)
metamorphic
Quartzite with Iron Staining
Metamorphic Quartz Sandstone
metamorphic
Quartzite
Metamorphic Quartzite (SiO2)
metamorphic
Quartzite
Metamorphic Quartzite (SiO2)
metamorphic
Quartzite (or Quartz)
SiO2 (Silicon Dioxide)
metamorphic
Quartz
Silicon Dioxide (SiO2)
mineral
Jasper
Microcrystalline Quartz (SiO2)
sedimentary
Carnelian
Silicon Dioxide (Chalcedony variety), SiO2
gemstone
Quartz (White/Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Hematite
Hematite (Fe2O3)
mineral
Yellow Quartz
Silicon Dioxide (SiO2)
mineral
Geode / Fossilized Gastropod or Shell Cast
Silicon dioxide (Quartz) replacement / fossil mold
sedimentary
Quartz Geode
Silicon Dioxide (SiO2)
mineral
Celestite (Celestine)
Strontium Sulfate (SrSO4)
mineral
Jasper (or Chert)
Microcrystalline Quartz (SiO2)
sedimentary
Quartz Geode
Silicon Dioxide (SiO2)
mineral
Jasper
Microcrystalline Quartz (SiO2)
sedimentary
Agate / Chalcedony
Silicon dioxide (SiO2)
mineral
Druzy Quartz (Botryoidal)
Silicon Dioxide (SiO2)
mineral
Jasper
Silicon dioxide (SiO2)
sedimentary
Quartz Geode Fragment
Silicon Dioxide (SiO2)
mineral
Quartz Geode
Silicon Dioxide (SiO2)
mineral
Picture Jasper
SiO2
Sedimentary/Mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Quartz Geode
Silicon Dioxide (SiO2) - Crystalline Quartz
mineral
Carnelian
SiO2 (Chalcedony with iron oxide impurities)
mineral
Fluorite
Calcium Fluoride (CaF2)
mineral
Selenite (Satin Spar)
Gypsum (CaSO4·2H2O)
mineral
Tumbled milky quartz (likely chalcedony or quartzite)
Quartz/chalcedony, silicon dioxide (SiO₂)
mineral
Chert (or Chalcedony)
Microcrystalline Quartz (SiO2)
sedimentary
Large calcite crystal cluster
Calcite (calcium carbonate, CaCO₃)
mineral
Quartzite
Quartzite
Metamorphic rock
Gold Ore
Native Gold (Au)
mineral
Black Onyx
Silicon Dioxide (SiO2) with parallel banding
mineral
Gold
Native Gold (Au)
mineral
Chert (Flint)
Chert (SiO2)
sedimentary