Learn how to harness the power of sacred geometry to activate and amplify the power of your crystals. Featuring dozens of grids designed by the world's leading crystal expert, Judy Hall, this truly is the essential quick-reference guide. You'll find beginner grids based on basic geometric shapes and templates as well as advanced grids for deep healing and transformation. Learn how to select the best crystal for a particular grid or purpose as well as how to correctly set up, activate, and dismantle a grid. A 5.3" x 8.25" Hardcover book with 176 pages.