Understanding Crystals: How to Tap Their Frozen Power by Neil Irwin
This introductory guide to crystals and gemstones includes a history of their use world-wide. The author demonstrates how crystals are valuable tools to assist inner growth and awareness, shows how to choose a crystal and covers the use of crystals in astrology, meditation and healing, the properties of quartz, the pros and cons of uncut gems, and the significance of auras, chakras and elements.