Smoky Quartz
Smoky Quartz (Silicon Dioxide, SiO2)
Category
Browse mineral (man made glass) specimens identified by the Rock Identifier community.
Smoky Quartz
Smoky Quartz (Silicon Dioxide, SiO2)
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
Quartz Pebble (Water-Worn)
Silicon Dioxide (SiO2)
Milky Quartz with Iron Staining
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
Quartz (River Cobble)
Silicon Dioxide (SiO2)
Quartz (Milky or Common Quartz)
Silicon Dioxide (SiO2)
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Milky Quartz
Crystalline Silicon Dioxide (SiO2)
Massive Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz (or Iron-Stained Quartz)
Quartz (Silicon Dioxide, SiO2)
Quartz (Iron-Stained)
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Obsidian
Obsidian (Volcanic Glass), primarily SiO2 (Silicon Dioxide)
Milky Quartz
Silicon Dioxide (SiO2)
River Quartz (Milky and Smoky mix)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Yellow Quartz (Citrine or Iron-Stained Quartz)
Silicon Dioxide (SiO2)
Moonstone (Feldspar)
Orthoclase or Oligoclase (KAlSi3O8)
Pink Granite
Phaneritic intrusive igneous rock (K-feldspar rich)
Quartzite
Quartzite (Primary mineral: SiO2)
Clear Quartz
Silicon Dioxide (SiO2)
Carnelian
Chalcedony (Silicon Dioxide, SiO2 with Iron Oxide impurities)
Rose Quartz
Rose Quartz (SiO2 with traces of Titanium, Iron, or Manganese)
Green Aventurine
Silicon dioxide (SiO2) with inclusions of Fuchsite mica
Quartz Pebble
Silicon Dioxide (SiO2)
Golden Quartz / Iron-stained Quartz
Silicon Dioxide (SiO2) with iron oxide inclusions (Goethite or Limonite)
Smoky Quartz
Silicon Dioxide (SiO2)
White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Fluorite
Fluorite (Calcium Fluoride - CaF2)
Red Sandstone
Clastic sedimentary rock (primarily SiO2 with Fe2O3)
Sandstone
Arenite (SiO2 based with mineral cement)
Pyrite (Fool's Gold)
Iron Sulfide (FeS2)
Quartzite (River Pebble)
Metamorphosed Quartz Sandstone (SiO2)