This piece is a large Blue Boulder Opal in an 18ct Gold setting with Palmer River Gold Nuggets. On either side of this bright Queensland Boulder Opal are Gold Nuggets from the Palmer River located in Far North Queensland. The Boulder Opal shows strong blue colours as well as flashes of green, teal, and lighter blue when turned slightly from side to side. This particular Boulder Opal comes from an Opal mine in the centre of Queensland, near the District of Winton. The size of this ring is Y.