Sodalite stone has a strong vibration that is particularly helpful to aid the development of psychic abilities and with developing intuition.
This stone may help you if you are doing public speaking and is excellent to aid communication generally, and may help with understanding of patterns behind such things as astrology and tarot.
They are useful healing crystals to use if you are a teacher, writer or student as they assist you to understand the deeper philosophical principles. They can also bring your attention to the qualities of idealism and truth.
Like many blue crystals this is an excellent stone for communication, with an action that is strong within the throat chakra