Metamorphic Rock (Variety Of Quartz)

Venetian Gold Granite

Phaneritic Felsic Igneous Rock (Granite)

Quartz Vein in Host Rock (Gneiss/Schist)

Silicon Dioxide (SiO2) within a metamorphic matrix

Milky Quartz with inclusions

Quartz (Silicon Dioxide, SiO2)

Ferruginous Quartzite (Iron-stained Quartzite)

Quartzite with Iron oxides (FeO(OH) / Fe2O3)

Milky Quartz

Silicon Dioxide (SiO2)

Milky Quartz Pebble

Silicon Dioxide (SiO2)

Smoky Quartz

Smoky Quartz (Silicon Dioxide - SiO2)

Milky Quartz

Quartz (Silicon Dioxide - SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Blue Lace Agate

Chalcedony (a form of Quartz) - SiO2

Quartzite Pebble

Quartzite (SiO2)

Gold-bearing Quartz

Auriferous Quartz (SiO2 with Native Gold inclusion)

Pyrite (Fool's Gold)

Iron Sulfide (FeS2)

Milky Quartz

Silicon dioxide (SiO2)

Quartzite

Quartzite (primarily SiO2)

Rough Green Adventurine

Aventurine (Variety of Quartz, SiO2)

Quartzite

Quartzite (composed mainly of SiO2)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Quartzite

Quartzite (primarily SiO2)

Milky Quartz

Crystalline Silicon Dioxide (SiO2)

Quartzite (River Pebble)

Quartzite (composed primarily of Silica, SiO2)

Milky Quartz with Iron Inclusions

Silicon Dioxide (SiO2)

Quartz (Milky/Clear variety)

Silicon Dioxide (SiO2)

Quartzite

Quartzite (SiO2)

Smoky Quartz

Silicon Dioxide (SiO2)

Quartzite

Metamorphic Quartzite (predominantly SiO2)

Quartz (Milky/Common)

Silicon Dioxide (SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Tumbled Stone Collection (featuring Tiger's Eye, Rose Quartz, and Moss Agate)

Mixed Silicates and Oxides (predominantly SiO2 group minerals)

Quartzite (clastic/metamorphic subtype)

Quartzite (primarily Silicon Dioxide, SiO2)

Milky Quartz Pebble

Quartz (Silicon Dioxide - SiO2)

Quartz with Mica inclusions (likely Schist or Gneiss host)

Silicon Dioxide (SiO2) with Phyllosilicates (KAl2(AlSi3O10)(OH)2)

Tiger's Eye (dark/grey variant)

Pseudomorph of Quartz after Crocidolite (SiO2)

Quartzite Pebble

Metamorphic Quartz (SiO2)

Clear Quartz

Silicon Dioxide (SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Fuchsite Gneiss (Green Quartzite)

Chromium-rich Muscovite (KAl2(AlSi3O10)(OH)2 with Cr replacements)

Milky Quartz

Quartz (Silica / Silicon Dioxide), SiO2

Clear Quartz

Silicon Dioxide (SiO2)

Quartz Vein with Host Rock (Greywacke/Siltstone)

Silicon Dioxide (SiO2) within Clastic Sedimentary/Metamorphic Matrix

Quartzite Pebble

Metamorphic rock predominantly composed of Quartz (SiO2)