Dispersion refers to the scattering of light into its constituent colors, often observed in gemstones like diamonds. However, for MiniDuo Hoop Earrings, dispersion might refer to the way light interacts with the material they are made of, potentially affecting their appearance and sparkle. If you're referring to a specific type of MiniDuo Hoop Earrings, such as those made with certain gemstones or metals, it would be helpful to know the materials used to provide a more accurate answer.