23ct Opal Limb Cast from Ethiopia tanzania There are 6 sets of

There are 6 sets of very similar sized and color lots

We consider this to be a Large Cabinet Sized (LGC) Specimen

Measurements: 19mm x 7mm x 6mm

Weight: 634g

but this particular piece has an intense green glow in daylight

23ct Opal Limb Cast from Ethiopia tanzania There are 6 sets ofWelo Ethiopian hydrophane opal Limb cast mineral specimen with an amazing play of color. A limb cast opal is an opal that has filled the cavity of an old tree limb or root that eroded away leaving an empty pocket for the opal to form in. Not only that, but this piece is very fine cutting material that will have a great yield in a finished gem. Watch Video to see the play of color and full view of this opal. We recommend that this opal material NOT be