10.57ct Intense Color & Dark Base Ethiopian Opal Rough Porphyry This hyalite opal specimen not

This hyalite opal specimen not only will glow under an artificial UV lighting source

Weight: 778g

Weight: 82g

Hunan Province

While it's not a perfect specimen

10.57ct Intense Color & Dark Base Ethiopian Opal Rough Porphyry This hyalite opal specimen notThis top quality rough Ethiopian opal has a deep, amost blue, colored base with intense colors that flow throughout. This gorgeous piece is solid opal that displays well in any direction. Not only that, but this piece is very fine cutting material that will have a great yield. We recommend that this opal material NOT be submerged in water (unless it is being cut, water will keep it cool), and it should never have any oils applied to it. Also, due to