2.58 cts Lightning Ridge Crystal Opal

This is a natural stone mined in Lightning Ridge, NSW.

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

Weight	2.58 cts
Dimensions	10.8 × 9.5 × 4 mm
Certified	No
Hardness	5.5 – 6
Quantity	1
Type	Cabochon
Origin	Australia
Treatment	None