Crystals have been used as items of great spiritual significance and powerful personal adornments for thousands of years. Whether collected for their beauty, for research, or as tools in healing practices, The Crystal Guide provides a comprehensive reference to crystals, their purpose, spiritual qualities, and how to identify them in one easy-to-use and dazzlingly colorful book.

Organized alphabetically, the book spotlights more than 200 of the most popular crystals, from andalusite to zoisite, and includes an overview of each one, along with mineral, astrological, chakra, numerical, and metaphysical properties, and value. Other features include:

- 400+ delightful color photos
- Tips for locating, buying, and collecting
- Geological formation of crystals
- Use and care of crystals