Australian 18cts - Solid Tribal Pattern Koroit Black Boulder Opal 30+ Yr Old investment opal Small natural inclusion

Small natural inclusion

Queensland with an artistic face of electric colour and tribal pattern on Black and chocolate ironstone …ticks all the boxes here: Electric colour

Displaying vibrant blue/green colouration on a dark body tone

A parcel of quality Lightning Ridge Dark and Black Opal rough pieces in small and medium sizes

Australian 18cts - Solid Tribal Pattern Koroit Black Boulder Opal 30+ Yr Old investment opal Small natural inclusionThis High quality solid boulder opal displays beautiful electric greens, blue and yellow flashes on very desirable black, chocolate ironstone Cut to a freeform shape. Perfect for jewellery creations or to add to your collection. From the elusive mine in Koroit, featured on the Discovery Channel Total weight 18cts Area of Mine Koroit, Outback Queensland, Australia Dimensions 25mm x 13mm x 5mm Formation Koroit nut Shape freeform Colours green, blue,