19.6ct Raw Uncut Ethiopian Opal black A portion of this crystal

A portion of this crystal is very clean

This crystal shows a beautiful shade of blue and violet down two axis

Weight: 260g

and in sunlight

Measurement: 109mm x 70mm x 51mm

19.6ct Raw Uncut Ethiopian Opal black A portion of this crystalWelo Ethiopian hydrophane opal mineral specimen with an amazing play of color. Not only that, but this piece is very fine cutting material that will have a great yield. Watch Video to see the play of color and full view of this opal. 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 the hydrophane nature of this opal, the