M ColeAug 27, 2017Prehnite from Merelani Mine, Arusha, TanzaniaThis is a Prehnite from Merelani Mine, Arusha, Tanzania. A group of nice blue crystals with a light sprinkling of graphite matrix. Interestingly, the best fluorescence is under LW - SW shown for reference only.
This is a Prehnite from Merelani Mine, Arusha, Tanzania. A group of nice blue crystals with a light sprinkling of graphite matrix. Interestingly, the best fluorescence is under LW - SW shown for reference only.