and a big rock of Opal to carve also would be awesome. Freeform carved Queensland boulder opal
Mexican fire opal. I have one of these, but it's still in the rock partly.
Dark Opal (Body Tone N5 to N7) 12 x 10 x 3mm 2.9 carats Auction #598757 Opal Auctions
glasspoppy: Lightning ridge black opal
large full polished Boulder Opal Specimen
This is soap...called Soaprock. This particular variety is called "banded opal" -- not to be confused for opal the stone. Follow the link for more info.
Rohen Opalring Australische Opalring Grobe Opalring von HAWKHOUSE
Australian Opal Rock, Beautiful!!!!!
Raw Australian opal ring Stop by my Etsy Shop: www.etsy.com/shop/TeoldDesign
FreeForm carved Fire Mexican Opal--- I can't believe it! The Arcane stone is real! (Hobbit)