Blue Opal 4mm Microfaceted Round - 15-16 Inch Stone Type_Crazy Lace while the amount of Iron

while the amount of Iron in the stone varies its shade of purple

who performed early research into the many optical properties of mica

7mm Beading Chain

It is typically white or light gray with gray

s Fair in Germany

Blue Opal 4mm Microfaceted Round - 15-16 Inch Stone Type_Crazy Lace while the amount of IronBlue Peruvian Opal naturally occurs with swirling patterns of deep blues, blue to greens and greens swirled with yellow to green, rust, brown and orange. It is highly prized for its beautiful combinations of colors and for its opalescence the pearly luster of the opaque stone. Peruvian Opal was considered by the Incas to be a gift from Pachamama, the Inca Goddess of Fruitfulness and Mother Earth.