Large Andamooka matrix opal 16 cts

Large Andamooka matrix opal 16 cts

Displays lovely multi colours. Professionally cut and polished.

17x29 mm Large stone suitable for a pendant.

Please note this opal has been treated. Ethically mined in Andamooka, South Australia.

This matrix opal is a bargain at only US$5 per ct!

Ref #166