Boleite - UV-Vis spectra Boleite Index IR-Reflectance Photoluminescence UV-Vis-NIR Dark-blue boleite – 1.95 ct crystal – Amelia Mine, Santa Rosalia, Baja California Sur, Mexico Dark-blue boleite – 1.95 ct crystal – Amelia Mine, Santa Rosalia, Baja California Sur, Mexico No spectrum.