Cracked Quartz Stone is the most versatile crystal available. Being a stone of white light, it brings spiritual awareness to the user and aids in communication with the spiritual realm. 
 Blue Tiger Eye (also called Hawk's Eye, Tiger's Eye, Tigereye) is a very soothing stone as it aids in reducing stress, increasing calm and easing anxiety. Shimmery Blue Tiger Eye can illuminate issues that may have been difficult to see otherwise.