Milky Quartz
Silicon Dioxide (SiO2)
Category
Browse mineral simulant (synthetic glass) specimens identified by the Rock Identifier community.
Milky Quartz
Silicon Dioxide (SiO2)
Clear Quartz
Silicon Dioxide (SiO2)
Clear Quartz
Quartz (Silicon Dioxide, SiO2)
Green Quartz / Aventurine
Silicon Dioxide (SiO2) with inclusions
Milky Quartz (Water-worn Pebble)
Quartz (Silicon Dioxide) - SiO2
Lepidolite with Quartz
K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Green Aventurine
SiO2 (Silicon Dioxide with inclusions of Fuchsite mica)
Green Aventurine
Aventurine (Silicon Dioxide with Fuchsite inclusions - SiO2 + K(Al,Cr)2AlSi3O10(OH)2)
Sandstone
Arenite
Blue Quartz (Aventurine)
Silicon Dioxide (SiO2) with inclusions of Dumortierite or Magnesio-riebeckite
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Citrine Quartz (Yellow Quartz)
Silicon Dioxide (SiO2) with iron impurities
Amethyst (Rose de France varieties or Amethystine Quartz)
Silicon Dioxide (SiO2) with iron impurities
Quartz (Milky Quartz Pebble)
Silicon Dioxide (SiO2)
Chert (concretionary/nodular variant)
Microcrystalline Quartz (SiO2) with possible fossil or mineral inclusions
Quartz Pebble (likely Chalcedony or Quartzite)
Silicon Dioxide (SiO2)
Quartz Veinated Sandstone or Siltstone
Silicon Dioxide (SiO2) within a clastic sedimentary matrix
Sandstone
Arenite (primarily SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Quartz (Milky/Clear variety)
Silicon Dioxide (SiO2)
Pink Lepidolite
Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2)
Quartz (specifically a water-worn river pebble)
Silicon Dioxide (SiO2)
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Quartz (likely) / Siliceous rock with quartz phenocrysts (if a rock fragment)
Quartz (SiO₂)
Sandstone (Quartzose)
Arenite (primarily SiO2)
Amethyst
Silicon Dioxide (SiO2) with iron impurities
Sandstone with Algae Growth
Arenite with Chlorophyta/Lichen
Quartz (Translucent/Rose variety)
Silicon Dioxide (SiO2)
Rough Corundum (likely Sapphire/Zircon-bearing)
Aluminium Oxide (Al2O3)
Milky Quartz
Silicon Dioxide (SiO2)
Ferruginous Quartz
Silicon Dioxide (SiO2) with Iron Oxide inclusions (Hematite/Goethite)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Mahogany Obsidian
Volcanic Glass with Hematite/Magnetite (SiO2 + Fe2O3)
Chalcedony (Quartz Nodule)
Silicon Dioxide (SiO2)
Orthoclase Feldspar
Orthoclase (KAlSi3O8)
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of Titanium, Iron, or Manganese
Quartz Pebble (Water-worn)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Iron-stained Milky Quartz
Silicon Dioxide (SiO2) with iron oxide inclusions