Regular or medium size intuitively chosen aqua aura tumblestone
The Aqua Aura Quartz is commonly known as the stone of the mind and can be very helpful when you're working on directing or focusing your energy towards a goal or manifestation. It may give you the ability to concentrate harder, as well as offering mental clarity. Aqua Aura Quartz is often used in meditation, as it assist in amplifying the thoughts and developing the spirit - and hey, we could all use a little bit of assistance in those areas, from time to time!
If you're a particularly psychic babe, and you wish to increase your psychic abilities and awareness, then this crystal could be the tool for you. It works to strengthen meditation which can, in turn, enhance psychic endeavours. It may also promote telepathy and clairvoyance .... if you're inclined in those areas.