Jasper
Silicon Dioxide (SiO2) with iron oxide impurities
sedimentary
Category
Sedimentary (Cryptocrystalline Quartz)
Browse sedimentary (cryptocrystalline quartz) specimens identified by the Rock Identifier community.
Quartz (Common or Milky)
Silicon Dioxide (SiO2)
mineral
Red Jasper
Silicon dioxide (SiO2) with iron oxide inclusions
mineral
Conglomerate
Clastic sedimentary conglomerate
sedimentary
Blue Quartz
Quartz (SiO2) with inclusions
Mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Sandstone
Arenite (SiO2 based)
sedimentary
Quartz (Milky Quartz pebble)
Silicon Dioxide (SiO2)
mineral
Banded Calcite (often sold as Caribbean Calcite or Mexican Onyx)
Calcium Carbonate (CaCO3)
mineral
Jasper Agate (Chalcedony)
Silicon Dioxide (SiO2)
sedimentary
Quartz (Milky or Common Quartz)
Silicon Dioxide (SiO2)
mineral
Quartz (Milky or Rough Quartz)
Silicon Dioxide (SiO2)
mineral
Sandstone
Arenite
sedimentary
Sandstone (Ferruginous)
Arenite (Fe-bearing Clastic Sedimentary Rock)
sedimentary
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Geode (Unopened)
Silicon Dioxide (SiO2) in sedimentary vugs
sedimentary
Clear Quartz (Carved Merkaba)
Silicon Dioxide (SiO2)
mineral
Quartz (likely Herkimer Diamond style)
Silicon Dioxide (SiO2)
mineral
Quartz (Milky/Smoky variety on matrix)
Silicon Dioxide (SiO2)
mineral
Sandstone
Clastic Sedimentary Rock (composed primarily of Quartz: SiO2)
sedimentary
Pyrite
Iron Disulfide (FeS2)
mineral
Sandstone (likely Arkosic)
Arenite (SiO2 with KAlSi3O8)
sedimentary
Chalcedony (Commonly known as Carnelian or Agate pebble)
Microcrystalline Quartz (SiO2)
mineral
Quartz Geode
Silicon Dioxide (SiO2)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Quartz Druzy Geode
Silicon Dioxide (SiO2) - Crystalline Variety
mineral
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Mica Schist (with Muscovite)
Muscovite/Quartz Schist (KAl2(AlSi3O10)(OH)2)
metamorphic
Quartz in Matrix
Silicon Dioxide (SiO2)
mineral
Muscovite Schist with Quartz
KAl2(AlSi3O10)(OH)2 in Schistose matrix
metamorphic
Sandstone (likely Arkosic)
Clastic Sedimentary Rock (Sandstone)
sedimentary
Ferruginous Quartz
Quartz with Iron Oxide inclusions (SiO2 + Fe2O3)
mineral
Quartz Geode (with possible Manganese or Goethite coating)
Silicon Dioxide (SiO2)
mineral
Clear Quartz / Rock Crystal
Silicon Dioxide (SiO2)
mineral
Sandstone (likely Quartz Sandstone)
Arenite (SiO2 based)
sedimentary
Sandstone (Ferruginous)
Arenite with Iron oxide staining (SiO2 with Fe2O3)
sedimentary
Sandstone (Quartz-rich)
Arenite (composed mainly of SiO2)
sedimentary
Sandstone (Quartzose)
Arenite (primarily SiO2)
sedimentary
Sandstone
Sandstone (clastic sedimentary rock), primarily SiO2
sedimentary
Sandstone
Arenite (SiO2 based with quartz grains)
sedimentary