Bi colour tourmaline Weight:3.60 carat dimension:13*7*5mm Shipping worldwide Origin Afghanistan Natural No treatment
Tourmaline is a semi-precious gemstone known for its wide range of colors, including pink, green, blue, and black. It's a complex mineral group with many variations. Tourmaline is often used in jewelry and is prized for its beauty and versatility. It's also known for its ability to generate electrical charges when heated or rubbed, a property called piezoelectricity.
