Blue quartzite crystal is a soothing, stress-relief stone. It assists in the ability to reach out to others. Assuages fear, calms the mind, inspires hope and promotes understanding your spiritual nature. Blue quartz is especially fine as a peace or tranquility stone. It promotes energies of power, love and healing.
Quartzite (from German: Quarzit) is a hard, non-foliated metamorphic rock which was originally pure quartz sandstone. Sandstone is converted into quartzite through heating and pressure usually related to tectonic compression within orogenic belts.

Chakras - Throat