I am doing 2 more Egyptian opal pieces.
Here I added one to a Scarab pin http://usera.imagecave.com/donuel/don1/scarab.jpg

and the other is a Sphinx carving in an opal boulder. (very dusty work)

http://usera.imagecave.com/donuel/don1/scarab2.jpg

http://usera.imagecave.com/donuel/don1/scarab3.jpg