Australian Boulder Opal plain nugget beads have a waxy luster on their opaque bodies comprised of Australian Ore encrusted with Periwinkle Blue & Multi Color fire or flash. These unfaceted nugget beads have a polished symmetrical shaped body with generous depths of 4mm up to 9mm. These Opal originating from Australia have matrix in a rich chocolate brown hue and show vibrant, scattered Play of Color. These Boulder Opal beads provide a consistent quality throughout the well matched strand. AA