Sphere shaped crystals are what you might commonly think of as 'crystal balls'. Unlike points or other shapes, they allow the energy to radiate out of all sides. So there is no direct point where the energy emanates. This is perfect to use on an altar during ritual, or to hold in your palms during meditation.
Labradorite is a beautiful gray shimmering stone with highlights that can range from yellow to blue to purple. It is one of the most protective stones helping you journey into other states of consciousness and alternate realities. It helps bring out your magical powers and helps you connect with your spirit guides and higher powers.