abnormal reflection
英[æbˈnɔ:məl riˈflekʃən]美[æbˈnɔrməl rɪˈflɛkʃən]
Abnormal reflection is a phenomenon relating to the wavelength of reflected light, whether in x-rays, interactions with metals, or fluids. "The crystal reflects wave-lengths characteristics of one of the Chemical element in the crystal itself".