Top 10 Most Surreal Black Sand Beaches in the World – Geology In

Top 10 Most Surreal Black Sand Beaches in the World – Geology In

Black sand beaches are striking coastal landscapes known for their dark, often jet-black sand, which stands in sharp contrast to the pale, quartz-rich sands found on most beaches. This distinctive color comes primarily from volcanic materials such as basalt, obsidian, and volcanic glass—minerals rich in iron and magnesium. These minerals, especially iron oxides like magnetite, give black sand its characteristic dark hue, sometimes ranging from d…