Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Category
Browse mineral (synthetic paper and ink polymorph) specimens identified by the Rock Identifier community.
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Iron Meteorite
Iron-Nickel Alloy (Kamacite and Taenite)
Pyrite (Fool's Gold) Ore
Iron Disulfide (FeS2)
Rock Crystal Quartz Pebble
Silicon Dioxide (SiO2)
Yellow Quartz (Chert/Chalcedony)
Silicon Dioxide (SiO2) with iron inclusions
Ocean Jasper
Orbicular Jasper / Chalcedony (SiO2)
Cubic Zirconia (in Jewelry)
Zirconium Dioxide (ZrO2)
Quartz on Matrix
Silicon Dioxide (SiO2)
Citrine
Citrine (Silicon Dioxide, SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Green Calcite
Calcium Carbonate (CaCO3)
Milky Quartz
Silicon Dioxide (SiO2)
Carnelian Agate
Silicon Dioxide (SiO2) - variety of Chalcedony
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Chrysocolla on Quartz
Chrysocolla (Cu2−xAlx(H2−xSi2O5)(OH)4·nH2O) often associated with Quartz (SiO2)
Strawberry Quartz
Silicon Dioxide (SiO2) with Hematite or Goethite inclusions
Quartz (possibly Citrine or Smoky Quartz variety)
Silicon Dioxide (SiO2)
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
Quartz Pebble
Quartz (Silicon Dioxide, SiO2)
Chalcedony (Agate/Carnelian)
Cryptocrystalline Quartz (SiO2)
Golden Healer Quartz
Silicon Dioxide (SiO2) with limonite/hematite inclusions
Kidney Stone (Renal Calculus)
Calcium oxalate monohydrate (Whewellite) / CaC2O4·H2O
Quartz Pebble
Silicon Dioxide (SiO2)
Muscovite Mica
Muscovite (KAl2(AlSi3O10)(F,OH)2)
Almandine Garnet
Almandine (Fe3Al2(SiO4)3)
Clear Quartz (Faceted)
Silicon Dioxide (SiO2)
Lepidolite in Quartz
K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2 / SiO2
Amber
Succinates
Rough Quartz (Smoky or Citrine variant)
Silicon Dioxide (SiO2)
Sandstone or Quartzite
Arenite (if sedimentary) / Quartzite (if metamorphic)
Green aventurine quartz (tentative)
Quartz, SiO₂, with green fuchsite mica or other inclusions
Tumbled carnelian/chalcedony
Cryptocrystalline quartz, SiO₂ (iron-bearing chalcedony)
Polished yellow jasper or opaque chalcedony bead
Microcrystalline quartz (SiO₂), likely iron-oxide-stained jasper
Rose Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Gold
Gold (Au)
Quartz
Silicon Dioxide (SiO2)
Quartz Boulder
Silicon Dioxide (SiO2)
Labradorite (Tumbled)
Plagioclase Feldspar (Na,Ca)(Al,Si)4O8