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

They are calling this "Purple Haze" fluorite due to its purple appearance when exposed to daylight/uv

This piece is considered to have "dragon skin" pattern with the cracked looking surface

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