Marcos Costa

About the Author

Marcos Costa is a renowned gemologist and author whose passion for the earth's hidden treasures has led him to uncover the captivating narratives behind the world's most exquisite minerals. With decades of experience in the field, Costa has traveled extensively through Brazil's mineral-rich regions, documenting the geological wonders and human stories intertwined with their discovery. His debut book, 'Paraiba Tourmaline: The Authentic Story of the World's Rarest and Neon Gemstone,' delves into the mesmerizing history, mining challenges, and cultural significance of this vibrant neon-blue gem, offering readers an insider's view into the allure of rare gemstones. Costa's work bridges science and storytelling, making complex topics accessible and engaging for gem enthusiasts and general audiences alike.