Quartz
Silicon Dioxide (SiO2)
Category
Browse sedimentary (microcrystalline quartz) specimens identified by the Rock Identifier community.
Quartz
Silicon Dioxide (SiO2)
Quartz Mineral Specimens
Quartz (Silicon Dioxide, SiO2)
Quartz
Silicon Dioxide (SiO2)
Mixed Quartz Bracelet (Rose Quartz and Larimar-colored beads)
Silicon Dioxide (SiO2) with various inclusions
Red Agate (Carnelian)
Chalcedony (SiO2) with iron oxide inclusions
Yellow Quartzite
Quartzite (primarily SiO2)
Quartzite
Quartzite (SiO2)
Included Quartz Beads (likely Phantom Quartz or Garden Quartz)
Quartz (SiO2) with various mineral inclusions
Quartzite Pebble
Quartzite (SiO2)
Quartzite
Metamorphosed Quartz Sandstone (SiO2)
Quartzite
Quartzite (SiO2)
Quartzite Pebble
Quartzite (mostly SiO2)
Quartzite
Quartzite (SiO2)
Quartzite
Quartzite (SiO2)
Quartzite
Quartzite (SiO2)
Quartzite (River Pebble)
Metamorphic Quartzite (SiO2)
Red Quartzite (likely Purple/Red variety)
Quartzite (SiO2)
Quartz
Silicon dioxide (SiO₂)
Quartzite
Quartzite (primarily SiO2)
Quartzite
Quartzite (primarily SiO2)
Quartzite
Quartzite (SiO2)
Quartzite
Quartzite (primarily SiO2)
Quartz (likely Rose Quartz or Milky Quartz based on color)
Quartz (SiO2 - Silicon Dioxide)
Limonite Geode / Ironstone Concretion with Quartz
Limonite with Quartz (FeO(OH)·nH2O + SiO2)
Quartzite
Quartzite (SiO2)
Quartz Geode Segment
Crystalline Silicon Dioxide (SiO2)
Quartz (Iron-stained)
Silicon Dioxide (SiO2)
Quartzite
Quartzite (primarily SiO2)
Quartzite
Quartzite (primarily SiO2)
Milky Quartz with Iron Staining
Quartz (Silicon Dioxide, SiO2)
Sandstone (likely Arkose or Quartz Sandstone)
Arenite (SiO2 + varied clasts)
Quartzite
Quartzite (SiO2)
Red Quartzite
Quartzite (composed primarily of SiO2)
Quartzite
Quartzite (SiO2)
Quartzite
Quartzite (SiO2)
Quartzite
Quartzite (primarily SiO2)
Quartzite
Quartzite (primarily SiO2)
Red Jasper
Jasper (a cryptocrystalline variety of Quartz, SiO₂)
Milky Quartz
Quartz (SiO2)
Aura Quartz Geodes (Lab-Altered)
Silicon Dioxide (SiO2) with Metallic Vapor Deposition
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
White Quartz
Silicon Dioxide (SiO2)