Tourmaline’s Rainbow: A Guide to Every Shade and Its Rarity
Tourmaline is the gemstone of infinite colour — from neon Paraíbas and vivid rubellites to whimsical watermelon slices. Its spectrum is unmatched, offering collectors both accessible beauty and rare treasures. This guide explores every shade of tourmaline, its history, and why these vibrant jewels continue to captivate modern jewellery lovers.