Apatite is a stone of manifestion and promotes a humanitarian attitude. It helps develop psychic gifts and spiritual attunement, deepens meditation and encourages inspiration. 
Apatite stimulates creativity and intellect. It helps clear confusion and brings clarity, expanding knowledge and truth. 
Apatite eases sorrow, apathy and anger. It reduces irritability and helps overcome emotional exhaustion. It draws off negativity about oneself and others, and is particularly helpful for hyperactive and autistic children.