MINERAL TYPE: Spinel 
COLOR: BLUE 
WEIGHT: 4.05 CTS. 
SIZE: 10X7X6 MM.
LOCALE: Tunduru, Tanzania 
 
This 4.86 ct. Spinel from the renowned Tunduru mining area. Weighs 4.05 cts. each, displays a beautiful blue. Tunduru is celebrated for producing some of the finest spinels in the world, prized for their vibrant color and exceptional clarity—ideal for both fine jewelry and collectors.