This is one of the most deeply spiritual stones with a wonderful cleansing effect on the body's aura, especially mentally. It is a strong stone for use in past life or alternative life work. The reason for this is its ability to access the Akashic Records and all that is there pertaining to oneself.
It is a highly motivational stone which pushes to you be all that you can be. It is most effective with the throat chakra and third eye. It can be used for accessing the dream realm to assist in coming up with a solution to difficult problems.
Being the spiritual stone it is, especially with access to the Akashic Records, this stone can enhance the understanding of Karmic influences in ones current situation and life. It may also make it easier to communicate with ones spirit guides.