18.2 carat "Shark Fin" Unheated Tanzanite Crystal slice This vibrant raw tanzanite crystal

This vibrant raw tanzanite crystal has a very transparent body with defined deeper color towards the base of the gem

Locality: Ural Mountains

Measurement: 29mm x 10

it still has transparent areas

the relatively low levels of radiation (which vary from piece to piece) that are being emitted do not pose a health concern

18.2 carat "Shark Fin" Unheated Tanzanite Crystal slice This vibrant raw tanzanite crystalThis beautiful Tanzanite Crystal has a deep natural unheated color and good looking crystal structure. Its a gemmy mineral specimen and to me looks like a sharks fin. A very interesting and cool crystal shape. Watch the video to see a high resolution 360 view of this crystal. Locality: Merelani Hills, Tanzania Measurement: 19. 2mm x 15. 6mm x 6. 9mm Weight: 18. 2ct Color: Natural Unheated