6.7 cts Boulder Opal Pair

This is a natural stone mined in Queensland.

Well polished and showing good fire.
High luster well polished.

Weight	6.7 cts
Dimensions	17 × 16 × 5 mm
Certified	No
Hardness	5.5 – 6
Quantity	2
Type	Pair
Origin	Australia
Treatment	None