51.86ct Amazing Natural Color Tanzanite Crystal museum but this piece would be

but this piece would be ideal for cutting/carving a thin opal

this is not a piece that would be ideal for cutting (rough)

Weight: 166 grams

23ct    Color: Heated

Many of these peridot crystals from Pakistan have this etched face to the terminations

51.86ct Amazing Natural Color Tanzanite Crystal museum but this piece would beThis Tanzanite Crystal Specimen comes from Tanzania. It has completely natural crystal faces and termination. It has an amazing color for a natural and unheated tanzanite crystal. This piece would be a stunning addition to any mineral or Tanzanite collection. Get a better look at this piece by viewing it in the 360 degree video! Locality: Merelani Hills, Tanzania Measurement: 43mm x 10. 5mm x 10mm Weight: 51. 86ct Color: Unheated