591 cts Rough Black Opal Parcel Lightning Ridge Potch and Colour

Item description

Gemstone Type:  Opal Rough Potch and Colour

Colour:  Blue/Green

Gemstone: Natural Solid

Weight: 591 cts 

Dimensions: Size ruler in millimetres -large pieces 

Parcel with: Rough Opal

Origin: Lightning Ridge Australia

Treatment: No

Water is sprayed on the opal to simulate a polished stone.