Natural solid opal from Mintabie, Australia.
Excellent concentration of opal coming from a thicker layer of semi transparent opal over a light grey base/pooch opal on the back.
Old stock, cut over 30 years ago. No cracks or crazing
Video is taken outside, on an overcast afternoon.
Pictures are taken indoors, under diffused fluorescent lights in a lightbox. No post processing.
18.6 x 9.0mm x 3.8mm