Explore the colorful world of tourmaline and its rare mineral wonders.
This classic study dives into the gem’s beauty, its complex makeup, and the surprising ways light, electricity, and geology reveal its nature. From Maine’s Mt. Mica to ancient legends, discover how these crystals form, how they’re found, and what they can teach us about the natural world.
This edition surveys the tourmaline’s physical properties and its relationship to other gems, with detailed observations from mineral collecting and mining. It blends science, history, and geology to illuminate how nature builds these striking crystals and why they have fascinated people across the ages.
- How tourmaline colors appear in the same crystal and what that means for identification
- Methods scientists use to study gems, including light and polarization techniques
- Stories of Mt. Mica and the surprising, surface-level nature of some gemstone deposits
Ideal for readers curious about gems, mining history, and the science behind crystal formation.