Clear Quartz Skulls Beautiful crystal skull from clear quartz mined in Brazil and carved by talented artisans. Information: Category: Carbonate, Calcite Chemical Formula: (SiO2) Silicon Dioxide Colour: Light Brown Class: Silicate, Quartz Group Group: Hexagonal, rhombohedral terminations Formations: On geode base clusters. Also occurs as tall prismatic crystals, short stubby crystals, aggregates, and as rounded river worn stones Weight: 560g Lustre: vitreous, translucent to transparent Cleavage: none Varieties: Amethyst, Chalcedony, Citrine, Milky Quartz, Quartz, Smokey Quartz, Coesite, Cristobalite, Keatite, Lechatelierite, Moganite, Stishovite Brief Description: Smokey Quartz Crystals are some of the premier grounding and anchoring stones. These stones are strongly protective and are excellent stones for all of us to keep within our aura at all times. The popularity of the smoky quartz crystal is due not only to its gorgeous look, but also to its affordability and the energy it provides. Grounding in an uplifting kind of way, the smoky quartz also provides a subtle energy of protection and balance. Basically, the smoky quartz is a variety of quartz that has a unique co