Quartz (Drusy/Crystalline)
Silicon Dioxide (SiO2)
Category
Browse metamorphic, likely sedimentary with quartz veins specimens identified by the Rock Identifier community.
Quartz (Drusy/Crystalline)
Silicon Dioxide (SiO2)
Weathered quartz-rich rock, likely quartzite or altered sandstone
Quartzite (mostly microcrystalline quartz, SiO₂); exact identification is uncertain from the photograph
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Clear Quartz (Rock Crystal)
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)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz (Milky or White Quartz)
Silicon Dioxide (SiO2)
Iron-rich quartzite or ironstone fragment
Quartzite dominated by quartz (SiO₂), with iron oxides such as hematite/goethite
Milky Quartz
Silicon Dioxide (SiO2)
Likely milky quartz fragment
Quartz (silicon dioxide, SiO₂), possibly with iron-oxide or mica inclusions
Jasper with Quartz inclusions
Silicon Dioxide (SiO2) - Microcrystalline Chalcedony
Likely purple quartzite or purple chert
Quartzite/chert, predominantly microcrystalline SiO₂; exact identification requires testing
White 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)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Yellow Quartz (Citrine / Milky Quartz)
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz / Quartzite Pebble
Silicon Dioxide (SiO2)
Likely quartz-rich river pebble
Milky quartz or quartz-bearing granitic/gneissic fragment (SiO₂-dominant)
Quartz
Silicon Dioxide (SiO2)
Banded River Pebble (Gneiss or Quartz-Veined Basalt)
Polished River Siltstone or Quartzite Gneiss
Clear Quartz
Quartz (Silicon Dioxide, SiO2)
Milky Quartz
Silicon Dioxide (SiO2)