The Crystal Textbook is laid out in two parts. Part I, "Working with Light and Crystals," establishes a foundation of how light works, along with asserting the need for discernment in understanding how crystals work. Part II, "Crystals" discusses individual crystals. It is set up alphabetically, thus providing the reader with an easy way to go directly to the discussion of a particular crystal. Ideally, the reader reads section one outright, then delves into crystals of interest at his leisure. Because divine light does all the work, some confusion naturally arises around which crystals...