25.31ct Bi-Color Tanzanite Crystal rogerley The fluorite has a complex

The fluorite has a complex crystal habit which makes viewing very intriguing

This piece is still sitting within some of the host rock

This cool & very dark green hornblende crystal shows almost no color unless back lit by a very strong light

It would make a great display piece in a mineral collectionor a good piece of gem cutting rough

Watch the video to see the play of colors in both lighting

25.31ct Bi-Color Tanzanite Crystal rogerley The fluorite has a complexAt 25. 31 carats and measuring 31mm x 10mm x 9mm, this exquisite tanzanite crystal from Tanzania exhibits a distinctive shape with a deep blue violet hue transitioning to a pale yellow at one end, making it a remarkable example of its species. This natural, unheated piece is a true rarity.