Iolite is also called Water Sapphire and is the name for the gem variety of Cordierite. It was thought to have been used by the Vikings to aid with navigation, by acting as a polarising filter to help them determine the position of the sun on cloudy days. It was first discovered in 1813 and named after Louis Cordier, the French Geologist. The more common name Iolite comes from the Greek for Violet.

Iolite encompasses spiritual insight, inner vision, and emotional balance. This crystal is known as the 'Vikings' Compass' as it aids in navigating through life's challenges. It enhances intuitive abilities and stimulates the third eye chakra, opening the door to enhanced perception and inner wisdom. It assists in gaining clarity and understanding of one's life purpose, providing guidance and direction. Iolite also promotes emotional balance, soothing turbulent emotions and encouraging harmonious relationships. It facilitates self-discovery and helps in releasing patterns of codependency, empowering people to embrace their true selves.