Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Mineral
Category
Mineral (Synthetic Glass)
Browse mineral (synthetic glass) specimens identified by the Rock Identifier community.
Milky Quartz Geode or Druzy Quartz
Silicon Dioxide (SiO2)
mineral
Bull Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Pink Feldspar
Orthoclase Feldspar (KAlSi3O8)
mineral
Smoky Quartz (Faceted Beads)
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz (Water-worn pebble)
Quartz (Silicon Dioxide, SiO2)
mineral
Orthoclase Feldspar
Orthoclase (KAlSi3O8)
mineral
Gold-Bearing Quartz
Silicon Dioxide with Native Gold (SiO2 + Au)
mineral
Sandstone with Tafoni Weathering
Arenite (SiO2 based)
sedimentary
Amber
Succinite (organic hydrocarbon)
mineraloid
Amethyst
SiO2 (Silicon Dioxide with iron impurities)
mineral
Sandstone Cobble
Arenite (Secondary classification based on grain size)
sedimentary
Quartz (Riverstone / Cobble)
Silicon Dioxide (SiO2)
mineral
Yellow Jasper
Jasper (Silica-rich Microcrystalline Quartz, SiO2)
sedimentary
Green Aventurine
Silicon Dioxide (SiO2) with inclusions of Fuchsite mica
metamorphic
Aquamarine
Beryl (Be3Al2Si6O18)
mineral
Quartz (Citrine or Iron-Stained variety)
Silicon Dioxide (SiO2)
mineral
Quartz Pebble
Quartz (Silicon Dioxide, SiO2)
mineral
Orthoclase Feldspar
Potassium Aluminum Silicate (KAlSi3O8)
mineral
Fluorite (Rainbow Fluorite)
Calcium Fluoride (CaF2)
mineral
Quartz with Iron Staining
Silicon Dioxide (SiO2) with FeOx inclusions
mineral
Rose Quartz Druzy
Silicon Dioxide (SiO2)
mineral
Beryl (Emerald or Aquamarine in Matrix)
Beryllium Aluminum Silicate (Be3Al2Si6O18)
mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Amber
Succinite
Organic Gemstone (sedimentary associations)
Clear Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Sandstone (with Limonite staining)
Arenite (FeOx-rich)
sedimentary
Quartz Pebble
Silicon Dioxide (SiO2)
Mineral / Sedimentary component
Libyan Desert Glass
Impactite (vitreous silica), SiO2
mineral
Fluorite
Fluorite (Calcium Fluoride, CaF2)
mineral
Amethyst
Silicon Dioxide with Iron impurities (SiO2)
mineral
Obsidian
Obsidian (Volcanic Glass, complex silicate)
igneous
Sandstone
Arenite (SiO2 based with quartz grains)
sedimentary
Pyrite
Iron Sulfide (FeS2)
mineral
Yellow Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Botryoidal Chalcedony (Agate/Chert Nodule)
Chalcedony (SiO2)
mineral
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Milky Quartz Vein in Host Rock
Silicon Dioxide (SiO2)
Mineral
Milky Quartz Pebble (Iron-stained)
Silicon Dioxide (SiO2)
mineral