Mineral (Variant Of Quartz)

Clear Quartz Crystal

Quartz (Silicon Dioxide, SiO2)

Quartz (Engineered Stone Countertop)

Silicon Dioxide (SiO2) within a resin matrix

Quartz with Iron Stains

Quartz (SiO2) with iron oxide/hydroxide staining

Milky Quartz with Chlorite/Mica inclusions

Silicon Dioxide (SiO2) with inclusions

Quartz (Rock Crystal) with minor impurities

Quartz (SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Quartz

Quartz (SiO2 - Silicon Dioxide)

Gold-bearing Quartz with Pyrite

Quartz (SiO2) with Gold (Au) and Pyrite (FeS2)

Quartz (Milky Quartz)

Silicon Dioxide (SiO2)

Rutilated Quartz

Silicon Dioxide (SiO2) with inclusions of Titanium Dioxide (TiO2)

Quartz (Citrine or Iron-Stained variety)

Silicon Dioxide (SiO2)

Ferruginous Quartz

Silicon Dioxide (SiO2) with Limonite/Hematite inclusions

Quartz with Muscovite Mica

Silicon Dioxide (SiO2) with Potassium Aluminum Silicate Hydroxide Fluoride (KAl2(AlSi3O10)(F,OH)2)

Blue Quartzite (Aventurine variety)

Silicon Dioxide (SiO2) with inclusions of Dumortierite or Magnesio-riebeckite

Quartz Vein in Schist

Quartz (SiO2) in Mica Schist

Rose Quartz

Silicon Dioxide (SiO2) with Titanium/Manganese/Iron trace elements

Quartz (likely Rose or Milky Quartz)

Silicon Dioxide (SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Quartz vein in metamorphic rock

Crystalline Silicon Dioxide (SiO2) in Host Rock

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Clear Quartz (Rock Crystal)

Quartz (Silicon Dioxide, SiO2)

Quartz (Iron-stained)

Silicon Dioxide (SiO2)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Quartz Vein in Host Rock (Breccia/Rhyolite)

Silicon Dioxide (SiO2) with matrix

Quartz (Milky Quartz)

Silicon Dioxide (SiO2)

Quartz (Milky or Grainy Variety)

Silicon Dioxide (SiO2)

Quartz Vein with Iron Staining

Silicon Dioxide (SiO2) with limonite/hematite staining

Milky Quartz

Quartz (Silicon Dioxide - SiO2)

Amethyst

Silicon Dioxide (SiO2 with iron impurities)

Quartz (milky variety)

SiO2 (Silicon Dioxide)

Quartz Vein in Sedimentary Rock

Silicon Dioxide (SiO2) with host Chert or Limestone

Ferruginous Quartz

Silicon Dioxide with Iron Oxide (SiO2 + Fe2O3)

Quartz (Smoky/Grey Variety)

Silicon Dioxide (SiO2)

Clear Quartz Crystal

Silicon Dioxide (SiO2)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Rose Quartz

Silicon Dioxide (SiO2) with traces of titanium, iron, or manganese

Granite with Epidote

Granite, containing quartz, feldspar, and epidote

Quartz (Milky/Crystalline)

Silicon Dioxide (SiO2)

Quartz

Quartz (SiO₂)

Quartz

Quartz (SiO₂)