Peruvian Chrysocolla 8mm Round A Grade - 15-16 Inch Blue Peru Opal Rutilated Quartz is a silicon

Rutilated Quartz is a silicon dioxide mineral with unique needle-like inclusions of Rutile

pink and mauve

” taking its name from the stone

it lightens because of further weathering and becomes Malachite

Peruvian Chrysocolla 8mm Round A Grade - 15-16 Inch Blue Peru Opal Rutilated Quartz is a siliconChrysocolla, 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.