Sandstone
Arenite (primarily SiO2)
Category
Browse mineral (man made aura treatment) specimens identified by the Rock Identifier community.
Sandstone
Arenite (primarily SiO2)
Sandstone (likely Arkose)
Arenite (Feldspathic Sandstone / Arkose)
Sandstone
Arenite (primarily SiO2)
Sandstone
Clastic Sedimentary Rock (composed primarily of Quartz: SiO2)
Sandstone
Clastic sedimentary rock (primarily SiO2)
Sandstone (Quartz-rich)
Arenite (SiO2 based clastic rock)
Sandstone (Ferruginous)
Clastic Sedimentary Rock (primarily SiO2 with Fe2O3 staining)
Sandstone
Arenite (primarily SiO2)
Sandstone (with Iron Staining)
Clastic sedimentary rock (primarily SiO2 with Fe2O3 oxides)
Emerald
Beryl (Be3Al2(SiO3)6) with trace Chromium/Vanadium
Smoky Quartz
Silicon Dioxide (SiO₂)
Pyrite (Fool's Gold)
Iron Disulfide (FeS2)
Smoky Quartz
Silicon Dioxide (SiO2)
Quartz (Clear Quartz/Rock Crystal)
Silicon Dioxide (SiO2)
Celestite (Celestine)
Strontium sulfate (SrSO4)
Quartz
Quartz (Silicon Dioxide, SiO2)
Quartz River Cobble
Silicon Dioxide (SiO2)
Clear Quartz Point
Silicon Dioxide (SiO2)
Quartz Sand Grain
Silicon Dioxide (SiO2)
Rose Quartz Beads
SiO2 (Silicon Dioxide with trace inclusions of Ti, Fe, or Mn)
Quartz (Smoky/Milky variety with matrix)
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Quartz Pebble (Iron-Stained)
Quartz (Silicon Dioxide - SiO2)
River Quartz Pitting/Cobble
Silicon Dioxide (SiO2)
Quartz (Smoky/Grey Variety)
Silicon Dioxide (SiO2)
Milky Quartz Pebble
Quartz (Silicon Dioxide - SiO2)
Aragonite Star Cluster
Aragonite (Sputnik habit) - CaesarCO3
Milky Quartz Cobble
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Quartz Geode Fragment
Silicon Dioxide (SiO2)
Quartz (Clear Quartz/Rock Crystal)
Silicon Dioxide (SiO2)
Quartz Pebble
Silicon dioxide (SiO2)
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Chalcedony (specifically Agate or Common Opal variety)
Cryptocrystalline Silica (SiO2)
Yellow Quartz (Citrine or Iron-Stained Quartz)
Silicon Dioxide (SiO2)
Carnelian Agate
Silicon Dioxide (SiO2) - Variety: Chalcedony
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Quartz (Milky/Rose variety)
Silicon Dioxide (SiO2)
Satin Spar (Selenite)
Gypsum (Calcium Sulfate Dihydrate) - CaSO4·2H2O
Dumortierite Quartz
Al7(BO3)(SiO4)3O3