Quartz (River-worn Pebble)
Quartz (SiO2)
Mineral
Category
Metamorphic Rock (Variety Of Quartz)
Browse metamorphic rock (variety of quartz) specimens identified by the Rock Identifier community.
Gneiss (with Mica and Quartz)
Gneissic Metamorphic Rock
metamorphic
Quartz (Druzy or Crystalline variety)
Silicon Dioxide (SiO2)
mineral
Conglomerate with Quartzite Pebbles
Clastic sedimentary rock (Conglomerate)
sedimentary
Quartz (Milky Quartz / Quartzite)
Silicon Dioxide (SiO2)
mineral
Quartzite
Quartzite (SiO2)
metamorphic
Red Quartzite / Jasper-rich Pebble
Quartzite (primarily SiO2 with hematite inclusions)
metamorphic
Quartzite
Quartzite (primarily SiO2)
metamorphic
Quartzite
Quartzite (primarily SiO2)
metamorphic
Quartzite
Quartzite (SiO2)
metamorphic
Granite
Plutonic felsic rock (Quartz, Feldspar, Mica)
igneous
Rose Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Milky or Rough Quartz)
Silicon Dioxide (SiO2)
mineral
Bull Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Quartz (Milky/Common)
Silicon Dioxide (SiO2)
mineral
Chert (potentially Flint or Mudstone)
Microcrystalline Quartz (SiO2)
sedimentary
Green Aventurine
Silicon Dioxide (SiO2) with inclusions of Fuchsite (K(Al,Cr)2(AlSi3O10)(OH)2)
metamorphic
Quartz (Milky or Cloudy variety)
Silicon Dioxide (SiO2)
mineral
Quartzite (River Cobble)
Metamorphic Quartz-rich Rock
metamorphic
Almandine Garnet in Schist
Almandine, Fe3Al2(SiO4)3
metamorphic
Banded Chert / Banded Jasper (likely a variety of Chert/Chalcedony)
Chert (microcrystalline quartz)
Metamorphic Rock
Quartz (Milky/Clear variety)
Silicon Dioxide (SiO2)
mineral
Quartzite
Quartzite (SiO2)
metamorphic
Quartzite
Quartzite (SiO2)
metamorphic
Quartzite
Quartzite (SiO2)
metamorphic
Pink Quartzite
Quartzite (primarily SiO2)
metamorphic
Quartzite
Quartzite (SiO2)
metamorphic
Quartzite
Quartzite (primarily Silicon Dioxide, SiO2)
metamorphic
Quartzite
SiO2 (Silicon Dioxide)
metamorphic
Amethyst
Amethyst (variety of Quartz, SiO2)
mineral
Ruby in Zoisite (Anyolite)
Corundum var. Ruby in Zoisite (Al2O3 + (Ca2Al3(SiO4)3(OH)))
metamorphic
Chert / Jasper
Microcrystalline Quartz (SiO2)
sedimentary
Carnelian
Carnelian (Silicon Dioxide - SiO2)
mineral
Amethyst
Quartz (SiO2) variety
Mineral
Quartzite
Quartzite (SiO2)
metamorphic
Quartzite
Quartzite (SiO2 silicon dioxide)
metamorphic
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Quartz (Milky or White Quartz)
Silicon Dioxide (SiO2)
mineral
Quartz Vein in Host Rock
Silicon Dioxide (SiO2)
mineral
Quartz (Quartzite)
Silicon Dioxide (SiO2)
metamorphic
Quartzite with Mica schist fragment
Quartzite (SiO2) with Muscovite/Biotite Schist
metamorphic
Quartzite (Milky)
Metamorphic rock predominantly composed of Quartz (SiO2)
metamorphic