31.2cts - Tribal Pattern Koroit Nut Opal

A beautiful solid boulder opal from Koroit, outback Queensland.

Displaying beautiful tribal patterns unique to the area, contrasting with blue, green and purple opal colour.

A perfect piece for unisex necklace!

Total weight: 31.2cts

Area of Mine: Yowah, Outback Queensland, Australia 

Approx. Dimension:36.1 x 19.5 x 6mm 

Formation: Koroit Nut 

Shape: teardrop

Colours:green, blue, purple, earth colours