Agate Geode
Cryptocrystalline Quartz (SiO2)
Category
Browse quartz specimens identified by the Rock Identifier community.
Agate Geode
Cryptocrystalline Quartz (SiO2)
Quartzite
Metamorphic Rock (Mainly SiO2)
Citrine
Silicon dioxide (SiO2)
Quartzite
Metamorphosed Sandstone (SiO2)
Quartzite Pebbles
Quartzite (primarily SiO2)
Orange Quartzite / Quartz River Siltstone
Quartzite (SiO2)
Quartzite River Stone
Quartzite (primarily SiO2)
Quartzite
Metamorphosed sandstone (primarily SiO2)
Quartzite
Quartzite (composed primarily of Quartz, SiO2)
Quartzite
Quartzite (SiO2)
Quartzite Pebble (with iron staining)
Quartzite (SiO2 with ferric oxide impurities)
Quartzite
Quartzite (primarily SiO2)
Quartzite Pebble (with Iron Inclusions)
Quartzite (primarily SiO2 with Fe2O3/FeOOH impurities)
Tiger's Eye
Pseudomorph of Quartz after Crocidolite (SiO2)
Quartzite
Quartzite (primarily SiO2)
Quartzite
Quartzite (composed primarily of SiO2)
Yellow Quartzite
Metamorphosed Quartz (SiO2)
Quartzite (Ferruginous)
Metamorphosed Quartz Sandstone (SiO2)
Milky Quartz with Epidote or Chlorite inclusions
Silicon Dioxide (SiO2) with inclusions of Epidote {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Granite (Pink/Potassium Feldspar Granite)
Felsic Plutonic Rock (Potassium Feldspar, Quartz, Mica, and Amphibole)
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Golden Healer Quartz
Silicon Dioxide (SiO2) with iron oxide inclusions
Rutilated Quartz (with Garnet pendant)
Silicon Dioxide (SiO2) with Titanium Dioxide (TiO2) inclusions
Pink Quartz Pebble
Quartz (Silicon Dioxide, SiO2)
Yellow Quartz (Citrine/Yellow Jasper mix)
Silicon Dioxide (SiO2) with iron oxide inclusions
Quartz (on matrix)
Quartz (Silicon Dioxide, SiO₂)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Crystalline Silicon Dioxide (SiO2)
Quartz
Quartz (Silicon Dioxide, SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Quartz (Silicon Dioxide, SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)