High quality boulder opal rub ready for final finish.

Sparkling sea green with purple blue bands.

Wood grain like ironstone inclusion picture stone.

Undulating surface adds texture to the stone.

Fully polished across whole of front face.

Solid natural boulder opal, sliced on diamond saw.

High density ironstone host rock mined at Winton.
Approx. size: 36.2 x 16.3 x 14.0 mm
Approx. weight: 15.85 Grams ( 79 Carats)
Photos taken under indoor white light.