The Boulder Opal Specimen has been expertly polished to keep its natural shape and keep as much Opal as possible.
This natural Boulder Opal was mined in Western Queensland near the town of Quilpie.
A certificate of authenticity stating that the opal in the specimen is a Natural Solid Australian Opal is included.
Weight 11 grms
Base Length 20 mm
Base Width 15 mm
Total Height 25 mm
Code SP11
