known as the master healer...
It is used to amplify + strengthen the aura as well as cleanse + shift any stagnant energy. It's a good stone to use while in meditation to dive into oneself + to connect with higher beings.
Clear/Grey (Although, can be all the colours of the rainbow)
Crown (Sahasrara) - Spirituality Enlightenment
"My mind, body and soul are energised."
Increases clarity of thought, sharpens the mind + assists with confidence. It's also known to improve awareness by balancing + revitalising the mental planes.
Known to enhance healing, stimulates the immune system + cleanses the organs.
Use quartz to amplify or cleanse other crystals. Scatter around power points in your home to neutralise background radiation, including electromagnetic smog; such as powered devices.