Opal Doublet Oval 7x5mm
Dimensions (mm): 7 x 5 mm
Opal Locality: Coober Pedy, Australia
-Random selection from the stock of the opal doublet
-An opal doublet is a layer of precious light opal bonded to an ironstone backing. The opal we used is from Coober Pedy; the ironstone we used is from Queensland.