Amplification of Energy: Clear Quartz is revered for its unique ability to amplify and enhance the energy of other crystals and intentions.
Activates the crown chakra: They are said to amplify spiritual awareness and your conscious connection to the divine. 
Clearing and Cleansing: Clear Quartz possesses a purifying energy that can cleanse and clear negative energies or blockages from the mind, body, and spirit.it also helps cleanse your aura. 
Its high vibration is thought to bring about emotional healing, stress relief, and inner peace.