very nice parcel pf rough crystal opal - 86 cts

* opal type: rough
* metal: nil
* colours: red, blue, green, orange 
* largest: 24.35 x 15.40 x 8.65 mm
* smallest:  13.21 x 8.76 x 5.05 mm
* origin: coober pedy, SA
* brightness: 8/10
* pattern: pinfire, floral
* shape: rough