Mineral guide

Learn about Tourmaline

color range and crystal variety define a diverse group; top localities, value factors, quality assessment, and care tips for collectors.

Regional guide

Tourmaline from Pederneira Mine, Brazil

Pederneira Mine, Brazil — landmark locality for collector-grade elbaite tourmaline; saturated colors, high transparency, and iconic pocket assortments.

Locality guide

Pederneira mine

Pederneira mine, Brazil — a lithium-rich tourmaline pegmatite famed for gemmy elbaite pockets, vivid colors, rare sub-localities, and coveted collector pieces.