Peruvian Chrysocolla 8mm Round - 15-16 Inch featured_08152024 and the green color is

and the green color is caused by a reaction in the stone when the chrome is introduced to water

and as a source of colorful mother-of-pearl

These Dakota Stones "DZI" style agate beads are made to resemble beads first found in India between 1000 and 2000 BCE

orange and yellow colors in which it occurs

and over time

Peruvian Chrysocolla 8mm Round - 15-16 Inch featured_08152024 and the green color isChrysocolla, 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.