This is a natural Boulder opal stones that was mined in the Winton opal field.
It is ready to be set in jewelry. This stone did have a fracture in it so we stabilized it with opticon so the price reflects this.
The price of these stones is determined by the amount and color and fire of the opal.
It is well polished with a high luster.
This stone is best viewed in full sunlight
The weight and size is app
Note our camera picks up the mauve in the stone which the eye cant see so consider this part is blue.