Pegmatites are where the textbook crystals live. This guide covers recognizing pegmatite outcrops and dumps, reading wall-to-core zonation, and which zones host beryl, topaz, and tourmaline. Includes the etiquette of working historic dumps without undermining them.
Pegmatite Prospecting: Where the Big Crystals Hide
How to recognize pegmatite bodies in the field and read their zones for topaz, beryl, tourmaline, and giant micas.
Pocket reference
Many classic pegmatite districts are claimed or closed; verify status before visiting and respect the Abandoned Mine Stay-Out Standard.