Elisa Turquoise 5mm Heishi - 15-16 Inch 4.8mm Black Opal is a naturally

Black Opal is a naturally occurring variety of precious opal mined in Australia

brown or orange organic gem

where it was observed that the stone was often carried by eagles to their nests

mostly known for its green varieties

The stone can also include its namesake sage green

Elisa Turquoise 5mm Heishi - 15-16 Inch 4.8mm Black Opal is a naturallyThis turquoise is mined from the Sonora mines in Mexico. Like all other natural turquoise, its coloring is the result of the chemical reaction that occurs when copper is introduced to water. These stones have unique green pigmentation when compared to other turquoise sourced from the region, which tends to be a strong blue color. These mines are also famous for sourcing North American Jasper, an elusive stone with unique coloring. The mines these