Opal in petrified wood with purples, blues and greens running through it's matrix. Great shape. A stone for the person who loves a good story.
$950.00
This boulder opal from Bill Kasso is absolutely stunning with it's variations of blues and...
$350.00
This boulder opal from Bill Kasso is amazing with it's subtle rolling flashes of blue...
$1,500.00
Green boulder opal is my personal favorite. Flashes of green in this black boulder opal...