Quartz (Milky/Smoky variety)
Silicon Dioxide (SiO2)
Category
Browse mineral, variety of quartz specimens identified by the Rock Identifier community.
Quartz (Milky/Smoky variety)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Blue Quartz (Aventurine)
Silicon Dioxide (SiO2) with fibrous inclusions (commonly Dumortierite)
White Quartz
Silicon Dioxide (SiO2)
Corundum (Sapphire in Host Rock)
Corundum (Aluminum Oxide, Al2O3)
Ferruginous Quartz (Iron-stained Quartz)
Silicon Dioxide with Iron Oxide (SiO2 + Fe2O3)
Polished brecciated jasper (likely septarian or iron-rich jasper)
Microcrystalline quartz (chalcedony), SiO₂, with iron oxides and possibly calcite or other rock fragments
Ferruginous Quartz
Silicon Dioxide (SiO2) with Iron Oxide (Fe2O3) inclusions
Banded Jasper
Silicate Mineral (Microcrystalline Quartz / SiO2)
Chevron Amethyst
Silicon dioxide, SiO2 (Quartz variety)
Tumbled chalcedony or agate pebble
Microcrystalline quartz (SiO₂), likely chalcedony with possible iron-oxide inclusions
Clear Quartz
Silicon Dioxide (SiO2)
Eagle Eye / Grey Tiger Eye
Pseudomorph of Quartz after Crocidolite (SiO2)
Quartz Crystal (Citrine / Golden Quartz)
Silicon Dioxide (SiO2)
Milky quartz vein fragment
Quartz (silicon dioxide, SiO₂), massive/microcrystalline variety
Lake Superior Agate
Agate (Cryptocrystalline variety of Quartz, SiO2)
Quartz pebble
Silicon dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Crystalline Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Smoky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Smoky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Crystalline Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Jasper
Silicon dioxide (SiO2) with impurities
Rose Quartz
Quartz (Silicon Dioxide - SiO2)
Quartz (Clear to Smokey)
Silicon Dioxide (SiO2)
Strawberry Quartz
Silicon Dioxide (SiO2) with Hematite or Goethite inclusions
Yellow Quartz (Citrine type/Tumbled Quartz)
Silicon Dioxide (SiO2)
Sunstone (variety of Feldspar)
Oligoclase Sunstone, Plagioclase Feldspar (Na,Ca)Al(Si,Al)Si2O8
Chalcedony (Agate / Quartz Pebble)
Silicon Dioxide (SiO2)
Rose quartz
Quartz, silicon dioxide (SiO₂)
Milk Quartz (Snow Quartz)
Silicon Dioxide (SiO2)
Quartz (or Chalcedony) Specimen
Silicon Dioxide (SiO2)