Peruvian Chrysocolla 10mm Round A Grade - 15-16 Inch Artistic Stone This Lapis has been treated

This Lapis has been treated to enhance the blue color

They are all varieties of the mineral corundum

Ruby was valued more highly than any other gem

and considered a symbol of eternal life by the Egyptians as well as being a favorite jewel of Cleopatra

where copper contributes to blue tones and iron introduces green variations

Peruvian Chrysocolla 10mm Round A Grade - 15-16 Inch Artistic Stone This Lapis has been treatedChrysocolla, a hydrous copper silicate, is often mistaken for turquoise due to its rich blues and blue to greens. It often also occurs with colors of rust, copper, black, white and reddish brown in speckles, veins and brecciated patterns. It is a very soft stone typically found near copper deposits. Chrysocolla was first described by Theosphrastus, a Greek philosopher and botanist who also named the stone, in 315 BCE.