106.5cts - Opalised Shell Rare Geological Specimen from South Australia Loose Stone Parcel featuring face of beautiful Opal

featuring face of beautiful Opal with a fantastic polish

and how/why they Opalised

A rare and Unique formation

A cherished part of the Andreou Heritage Collection

Large enough to be cut into multiple stones

106.5cts - Opalised Shell Rare Geological Specimen from South Australia Loose Stone Parcel featuring face of beautiful OpalA beautiful, South Australian Opalised partial Shell Geological Specimen. Displaying predominantly blue, orange, yellow and green colouration within the now rock, shell grain. These types of specimens are ever growing in rarity, making them highly appealing to opal collectors and rockhounds. Weight 106. 5cts Dimensions 37. 2mm x 32. 4mm x 21. 4mm Area of mine Outback South Australian Opal Fields Formation opalised shell shell fossil replacement opal