Lustrous Black Tourmaline with Hyalite, Feldspar from Erongo Mountain, Erongo Region, Namibia

This is a top-shelf large Lustrous Piece of Black Tourmaline with Hyalite inside and outside, with Feldspar

Hyalite shows when illuminated with UV light (See video for reference) 

Dimensions:
4cm (1.5”) x 3.5 (1.3”)

Weight:  

52grams