11.5ct Dark Base Ethiopian Opal with Intense Natural Play of Color grey they are very transparent and

they are very transparent and do allow you to see within the crystal

This piece has color 3/4 around it and has a beautiful color with a mix of mostly green with yellow

but does not effect the overall beauty of the piece

Measurement: 170mm x 142mm x 59mm (with Matrix)

11.5ct Dark Base Ethiopian Opal with Intense Natural Play of Color grey they are very transparent andWelo 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