Quartz (Chalcedony / Rough Quartz Pebble)
Silicon Dioxide (SiO2)
Category
Browse mineral (variant of quartz) specimens identified by the Rock Identifier community.
Quartz (Chalcedony / Rough Quartz Pebble)
Silicon Dioxide (SiO2)
Quartz (likely a clear or rock crystal variety)
Quartz (SiO2 - Silicon Dioxide)
Green Aventurine and Clear Quartz Bracelet
Quartz variety with Fuchsite inclusions (Aventurine) and pure Silicon Dioxide (SiO2)
Milky Quartz Pebble with Matrix
Quartz (Silicon Dioxide, SiO2)
Pyrite on Quartz matrix
Iron Disulfide (FeS2) on Silicon Dioxide (SiO2)
Quartz with Mineral Inclusions
Silicon Dioxide (SiO2)
Rutilated Quartz
Quartz (SiO2) with Rutile inclusions (TiO2)
Gold-bearing Quartz Ore
Auriferous Quartz (SiO2 with Au)
Quartz with Muscovite Mica
Silicon Dioxide (SiO2) with Potassium aluminum silicate hydroxide fluoride [KAl2(AlSi3O10)(F,OH)2]
Milky quartz (likely quartz-rich rock)
Quartz, silicon dioxide (SiO₂)
Massive Quartz
Silicon dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Quartz Pebbles
Silicon Dioxide (SiO2)
Titanium Aura Quartz (Aura Quartz)
Titanium-coated Silicon Dioxide (SiO2)
Chlorite (Small Flakes/Sand)
Chlorite Group (Magnesium Iron Aluminum Silicate Hydroxide - (Mg,Fe)3(Si,Al)4O10(OH)2·(Mg,Fe)3(OH)6)
Milky quartz (rough quartz specimen)
Quartz, silicon dioxide (SiO₂)
Rutilated Quartz Bracelet
Quartz (Silicon Dioxide, SiO2) with inclusions of Rutile (Titanium Dioxide, TiO2)
Milky Quartz with Mineral Inclusions
Silicon Dioxide (SiO2) with miscellaneous inclusions
Milky Quartz with Mineral Inclusions
Quartz (Silicon Dioxide, SiO2)
Druzy Quartz on Limestone
Silicon Dioxide (SiO2) on Calcium Carbonate (CaCO3)
Quartzite or Quartz Vein Material
SiO2
Quartz–feldspar pegmatite specimen
Granitic pegmatite, chiefly quartz (SiO₂), potassium feldspar (KAlSi₃O₈), and mica-group minerals
Quartz Vein in Host Rock
Silicon Dioxide (SiO2)
Ferruginous Quartz (Iron-stained Quartz)
Silicon Dioxide (SiO2) with iron oxide inclusions/staining (Limonite/Hematite)
Clear Quartz (Rock Crystal)
Quartz (SiO₂)
Lepidolite in Quartz
K(Li,Al)3(Si,Al)4O10(F,OH)2 / SiO2
Quartz (Milky or Iron-Stained)
Silicon Dioxide (SiO2)
Cherry Quartz
SiO2 (Silicon Dioxide with iron-rich inclusions/dye)
Blue Quartz
Silicon Dioxide (SiO2) with inclusions
Quartz crystal with Pyrite inclusions
Silicon Dioxide (SiO2) with Iron Sulfide (FeS2)
Quartz with Schist/Mica Inclusions
Crystalline Silicon Dioxide (SiO2) with Phyllosilicates
Banded Rock (likely Quartz-rich)
Uncertain, likely a Metamorphic Rock (e.g., Gneiss or Schist) with prominent Quartz and other minerals
Rutilated Quartz
SiO2 (Quartz) with TiO2 (Rutile inclusions)
Yellow Quartz
SiO2 (Silicon Dioxide)
Gold-bearing Quartz
Auriferous Quartz (SiO2 with native Au)
Quartz (Iris / Rainbow Quartz)
Silicon Dioxide (SiO2)
Milky quartz fragments
Quartz (silicon dioxide, SiO₂)
Milky quartz
Quartz (silicon dioxide, SiO₂)
Quartz (Milky Quartz / Quartzite Pebble)
Silicon Dioxide (SiO2)
Quartz (Citrine / Golden Quartz)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)