Peruvian Turquoise 10x8mm Faceted Butterfly A Grade - 15-16 Inch USA and Africa tourmaline and other minerals

tourmaline and other minerals

reddish to browns

It is a particularly unusual gem because it exhibits a special optical property known as tenebrescence

The stone's composition remains somewhat ambiguous

Peruvian Turquoise 10x8mm Faceted Butterfly A Grade - 15-16 Inch USA and Africa tourmaline and other mineralsPeruvian Turquoise is also known as Turquoise Chrysocolla. Its attractive blue green provides a unique color to the mineral world. Peruvian Turquoise is an important ornamental mineral for jewelry and adorned the ceremonial dress of early native Inkas. It also brings good fortune and attracts healing spirits. Delicate veining, caused by impurities, is desired by some collectors as proof of a natural stone.