Quartzite
Quartzite (primarily SiO2)
metamorphic
Category
Man Made Object (Simulant)
Browse man made object (simulant) specimens identified by the Rock Identifier community.
Fossiliferous Limestone
Fossiliferous Limestone
sedimentary
Sandstone
Clastic sedimentary rock (primarily SiO2)
sedimentary
Quartz (Common or Milky)
Silicon Dioxide (SiO2)
mineral
Chert (Field Stone)
Chert (Silicon Dioxide, SiO2)
sedimentary
Quartzite
Quartzite (SiO2)
metamorphic
Sandstone (Banded)
Clastic Sedimentary Rock (primarily SiO2)
sedimentary
Banded Chert (Flint)
Cryptocrystalline Quartz (SiO2)
sedimentary
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartzite
Quartzite (SiO2)
metamorphic
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Sandstone
Arenite (composed primarily of SiO2)
sedimentary
Slag (Industrial Glass Slag)
Amorphous Silicate Glass (often containing Al, Ca, Mg, and Ti oxides)
Mineraloid (Industrial byproduct)
Quartz (Vein Quartz)
Silicon Dioxide (SiO2)
mineral
Sandstone (Ferruginous/Red Sandstone)
Clastic sedimentary rock (primarily SiO2 with Fe2O3)
sedimentary
Quartzite
Quartzite (primarily SiO2)
metamorphic
Pyrite
Iron Disulfide (FeS2)
mineral
Quartzite
Quartzite (primarily SiO2)
metamorphic
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Iron-stained)
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Chert (specifically Flint or Chalcedony nodule)
Microcrystalline Quartz (SiO2)
sedimentary
Sandstone
Arenite (SiO2 primarily)
sedimentary
Feldspar
Potassium Feldspar (KAlSi3O8)
mineral
Quartzite
Quartzite (primarily SiO2)
metamorphic
Sandstone
Arenite (Sedimentary rock composed of sand-sized minerals or rock grains)
sedimentary
Rhodonite
Rhodonite (Manganese silicate, (Mn,Fe,Mg,Ca)SiO3)
mineral
Chalk (Limestone variant)
Calcium Carbonate (CaCO3)
sedimentary
White Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Quartzite River Stone
Quartzite (primarily SiO2)
metamorphic
Quartzite Pebble
Metamorphosed Quartz Sandstone (SiO2)
metamorphic
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Chert (variations include Flint or Jasper)
Chert (SiO2)
sedimentary
Clear Quartz Crystal Cluster
Silicon Dioxide (SiO2)
mineral
Quartzite
Quartzite (SiO2)
metamorphic
Quartzite
Quartzite (SiO2 prominent)
metamorphic
Sandstone
Arenite (Sedimentary Rock)
sedimentary
Quartzite Pebble
Quartzite (primarily SiO2)
metamorphic
Kimberlite
Kimberlite (Group I or II)
igneous
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Sandstone Beach Pebble
Clastic sedimentary rock (SiO2 with iron oxide cement)
sedimentary
Milky Quartz
Silicon Dioxide (SiO2)
mineral