Celestite is a sweet blue crystal, with a lovely gentle uplifting vibration. 
 
While it seems on the surface to just be a crystal with a sweet and gentle energy, it has a strong stimulating effect on spiritual and psychic gifts.  It has strong metaphysical properties that will help you to develop the gift of prophecy, and other psychic abilities.  A cluster of this lovely blue stone in your room is excellent for your emotional state as it is calming and uplifting and will help ensure pleasant dreams.  It aids mental clarity as it clears and sharpens mental faculties.  Celestite is a very beneficial stone to use to elevate your spiritual growth, and will it aid in contacting your guardian angels and spirit guides