OPAL GEMSTONE HISTORY AND LORE - llyn strong custom jewelry
The Mystery of Opals
OPAL – Throwin Stones
OPAL – A RAINBOW OF FIERY COLOR IN EVERY STONE - SuperJeweler
Australian Opals: the legends, the myths and the origins - Bell
Legend of the Opal Stone
Romancing The Stone - So today is opal, the other birthstone for
Le Vian Neopolitan Opal™ and Beyond: Opal of the Future
What Is The Curse About Opals? Mythbusting The Opal Urban Legend
Legend of the Opal Stone