💎 The Science Behind Alexandrite’s Color Change 💎 This 0.71 ct oval #💎 The Science Behind Alexandrite’s Color Change 💎 This 0.71 ct oval #Alexandrite shifts from bluish-green in daylight to purple under warm light—a mesmerizing effect known as the Alexandrite Effect. But what actually causes this transformation? Inside the gem, chromium atoms act like tiny filters, absorbing and reflecting different wavelengths of light depending on the light source. In daylight, which is rich in blue and gr