Australian Opal Beads Faceted Rondelles have a waxy luster with excellent faceting creating a symmetrical rondelle shape, the beads show visible matrix of a bluish grey hue, these Australian Opal beads have play of color in green-blue-orange-violet-yellow-periwinkle hues, their body colors are a dark bluish grey to a medium bluish grey hue and a very strong purplish blue tone throughout, these gems present with an opaque quality, and these larger than average sized Opal rondelles are mined in Australia.