Amethyst is a purple variety of quartz colored by trace amounts of iron and exposure to natural radiation over time. These crystals display rich violet hues, ranging from pale lavender to deep purple, depending on the conditions in which they formed. Each piece is unique, offering a hands-on way to explore mineral formation and crystal growth.nWhy You’ll Love ThisnnComposed of silicon dioxide with trace iron impurities that give it its signature colornTransparent to translucent crystals with natural hexagonal structures and terminationsnForms in geodes and volcanic rock cavities, showing real-world mineral growth processesnHardness of 7 on the Mohs scale with a durable, glassy finishnnA visually striking and scientifically fascinating specimen that connects you to the processes shaping the Earth’s minerals.