Tiger eye is a solar stone of vitality, practicality and physical action. It assists one with remaining grounded, calm and centred. Tiger eye is a stone of mental clarity and activates the intellect. It can also lend one the strength to overcome fatigue or discouragement, and help balance between extremes.To some, crystal skulls may represent doom and destruction, to others, hope and healing. Some people think that crystal skulls can be used like crystal balls to see visions of the past, present and future.