Starter Rock. Rough Boulder Opal Rock. 463 Grams.

Character blue and white opal formation on face of rock.

Opal deposits continue to wrap around adjacent side.

Additional opal formation on opposite surface of rock.

Colours grade from sky blue and slate blue to purple.

Clear visibility of internal seams to explore.

Perfect for cutting to artisan picture jewellery stones.

High density ironstone host rock mined at Winton opal fields.

Mine Area: Central West Queensland, Australia.

Approximate weight: 463 grams.

Approximate dimensions: 9 x 7 x 5 cm

Photos taken in natural outdoor daylight.

Some photos in dry as-mined condition.

Some photos wet to simulate polishing potential of opal.