Quartz (variety of colors)
SiO2 (Silicon Dioxide)
Category
Browse metamorphic rock (variety of quartz) specimens identified by the Rock Identifier community.
Quartz (variety of colors)
SiO2 (Silicon Dioxide)
Quartzite
Quartzite (SiO2)
Jasper Conglomerate (Puddingstone)
Siliceous Conglomerate (Quartz and Jasper clasts in a fine-grained matrix)
Quartz
Quartz (SiO₂)
Red Jasper (possibly with Quartz or Hematite)
Silicon Dioxide (SiO2) with iron oxide impurities
Milky Quartz
Silicon Dioxide (SiO2)
Orange Quartzite / Carnelian Agate
Silicon Dioxide (SiO2)
Green Quartzite (with Fuchsite)
Quartzite with Muscovite variety Fuchsite (K(Al,Cr)2(AlSi3O10)(OH)2)
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Dyed Pink Quartzite (Jadeite Simulant)
Silicon Dioxide (SiO2) with organic dye
Gneiss
Gneiss (a metamorphic rock)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Red Tiger's Eye
Silicified Crocidolite (Quartz pseudo-morph after Crocidolite), SiO2
Rough Quartz (Smoky or Citrine variant)
Silicon Dioxide (SiO2)
Quartz Geode/Cluster
Quartz (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Quartz
Quartz (SiO2 - Silicon Dioxide)
Milky Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO₂)
Serpentine
Serpentinite (Mg, Fe, Ni, Al, Zn, Mn)3(Si, Al, Fe)2O5(OH)4
River Pebbles and Quartz
Mixed Igneous, Sedimentary, and Metamorphic Rocks (Silicon Dioxide SiO2 dominant)
Rose Quartz
Rose Quartz (SiO2)
Citrine
Silicon Dioxide (SiO2)
Quartz (likely a clear or rock crystal variety)
Quartz (SiO2 - Silicon Dioxide)
Citrine
SiO2 (Silicon Dioxide)
Citrine
Silicon Dioxide (SiO2)
Quartz
Silicon dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Quartz (Quartzite fragment)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Quartzite
Quartzite (SiO2)
Quartz
Quartz (SiO₂)
Cloudy Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Quartzite
Quartzite (primarily SiO2)
Quartz (Milky/Sugar variety)
Silicon Dioxide (SiO2)
Quartz (Milky or Clear variety)
Silicon Dioxide (SiO2)