Quartz Crystal Cluster
Silicon Dioxide (SiO2)
Category
Browse mineral, variety of quartz specimens identified by the Rock Identifier community.
Quartz Crystal Cluster
Silicon Dioxide (SiO2)
Quartz (Tumbled/Water-worn)
Silicon Dioxide (SiO2)
Quartz (Milky or Cloudy variety)
Silicon Dioxide (SiO2)
Quartz (various varieties)
SiO₂ (Silicon Dioxide)
Polished red jasper pebble
Jasper, microcrystalline quartz (SiO₂) colored mainly by hematite/goethite
Jasper
Microcrystalline Quartz (SiO2)
Quartz Crystal
Silicon Dioxide (SiO2)
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Smoky Quartz
Smoky Quartz (Silicon Dioxide, SiO2)
Yellow Quartz
Silicon Dioxide (SiO2)
Pyrite
Iron Sulfide (FeS2)
Rose Quartz
Silicon Dioxide with traces of Titanium, Iron, or Manganese (SiO2)
Quartz Geode
Silicon Dioxide (SiO2)
Quartz (Chert/Chalcedony Variety)
Silicon Dioxide (SiO2)
Tumbled amethyst
Quartz, silicon dioxide (SiO₂), purple variety colored mainly by iron impurities and irradiation
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
Quartz Geode
Silicon Dioxide (SiO2)
Ferruginous Quartz
Iron-stained Quartz (Silicon Dioxide, SiO2 with Fe2O3 inclusions)
Milky Quartz with Hematite/Limonite staining
Silicon Dioxide (SiO2)
Amethyst (Chevron or Banded variety)
Silicon Dioxide with Iron impurities (SiO2)
Amethyst (Variety of Quartz)
Silicon Dioxide (SiO2)
White Quartz
Silicon Dioxide (SiO2)
Clear Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Serpentinite
Serpentinite (complex silicate minerals including Lizardite, Antigorite, and Chrysotile)
Clear Quartz
Silicon Dioxide (SiO2)
Yellow Jasper
Silicon Dioxide (SiO2) with iron hydroxides (Goethite/Limonite)
Quartz (likely tumbled or naturally water-worn)
Quartz (SiO₂ - Silicon Dioxide)
Quartz Geode
Silicon Dioxide (SiO2)
Rough Quartz (likely Rose or Smoky variant)
Silicon Dioxide (SiO2)
Multi-gemstone Quartz and Fluorite Bracelet
Silicon Dioxide (SiO2) and Calcium Fluoride (CaF2)
Blue Chalcedony
Chalcedony (a cryptocrystalline variety of Quartz - SiO₂)
Milky Quartz
Silicon Dioxide (SiO2)
Quartz (Peach/Orange)
Silicon Dioxide (SiO2)
Quartz (Citrine or Iron-stained variety)
Silicon Dioxide (SiO2)
Tumbled blue chalcedony (likely common blue quartz)
Microcrystalline quartz, SiO₂; chalcedony variety
Quartz Crystal
Silicon Dioxide (SiO2)
Quartz (Milky or Cloudy variety)
Silicon Dioxide (SiO2)
Ruby (Corundum)
Aluminum Oxide (Al₂O₃:Cr)
Quartz (Milky or Smoky Quartz)
Silicon Dioxide (SiO2)