Smoky Quartz
Silicon Dioxide (SiO2)
Category
Browse mineral, variety of quartz specimens identified by the Rock Identifier community.
Smoky Quartz
Silicon Dioxide (SiO2)
Rose Quartz
Quartz (Silicon Dioxide - SiO2)
Citrine Quartz
Citrine (Silicon Dioxide - SiO2)
Quartz
Silicon Dioxide (SiO2)
Jasper (specifically Yellow/Red Jasper)
Silicon Dioxide (SiO2) with iron oxide inclusions
Milky Quartz
Quartz (SiO2)
Feldspar
KAlSi3O8 - NaAlSi3O8 - CaAl2Si2O8
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
Quartz (Milky or Cloudy variety)
Silicon Dioxide (SiO2)
Quartz (Milky/Crystalline variety)
Silicon Dioxide (SiO2)
Amethyst (Chevron or Banded variety)
Silicon Dioxide (SiO2) with iron impurities
Rose Quartz
Crystalline Silicon Dioxide with trace Titanium/Manganese/Iron (SiO2)
Jasper
Cryptocrystalline Quartz (SiO2)
Banded Calcite (often sold as 'Mexican Onyx')
Calcite (Calcium Carbonate, CaCO3)
Granite (specifically Pink or Alkali Feldspar Granite)
Felsic Plutonic Rock (primarily SiO2 with KAlSi3O8)
Quartz (Milky/Smoky variety)
Silicon Dioxide (SiO2)
Smoky Quartz
SiO2 (Silicon Dioxide)
Chalcedony (Banded/Mottled Variety)
Chalcedony (a cryptocrystalline variety of Quartz, SiO2)
Banded Agate (Lake Superior Agate type)
Agate (Cryptocrystalline Variety of Quartz, SiO2)
Banded Agate (specifically Botswana Agate or Water-line Agate)
Chalcedony (cryptocrystalline variety of Quartz), SiO2
Yellow Chalcedony
Chalcedony (a cryptocrystalline variety of Quartz, SiO₂)
Green Banded Agate
Agate (Cryptocrystalline variety of Quartz, SiO2)
Red Agate
Agate (Cryptocrystalline variety of Quartz, SiO2)
Agate Geode / Thunderegg
Chalcedony (cryptocrystalline variety of Quartz), SiO2
Banded Agate (Dyed Purple)
Agate (Variety of Chalcedony/Quartz), SiO2
Agate (Geode nodule fragment)
Chalcedony (cryptocrystalline variety of Quartz), SiO2
White Agate (resembling Bone Chalcedony)
Cryptocrystalline Quartz (SiO2)
Quartz (Milky/Common variety)
Silicon Dioxide (SiO2)
Quartz (Smoky/Milky variety)
Silicon Dioxide (SiO2)
Carnelian (Orange Agate)
Silicon Dioxide (SiO2)
Quartz (likely milky quartz or a stained variety)
Silicon Dioxide (SiO₂)
Quartz Pebble (Chert/Chalcedony)
Silicon Dioxide (SiO2)
Ruby (Rough/Raw)
Corundum (Al2O3:Cr)
Graphic Granite
Graphic Granite (a variety of Pegmatite)
Jasper
Silicon dioxide (SiO2)
Milky Quartz (Tumbled)
Quartz (Silicon Dioxide, SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Rose Quartz
Silicon Dioxide (SiO2)
Rose Quartz
Quartz (Silicon Dioxide, SiO2) with trace inclusions of dumortierite
Polychrome Jasper
Silicon Dioxide (SiO2) with impurities
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese