Cosmic Symphony: The Changing Shades of Aurora Opal

Aurora opal gemstone, so named because of the stunning northern lights, emit a "cosmic symphony" of colors throughout their amazing color display. Despite being synthetic, the techniques employed to produce these opals mimic the natural color play of real opals. The flashes of green, blue, pink, and even purple that happen when light interacts with the tiny silica spheres inside the opal give it a celestial appearance.
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