Green Opal rough. GOR 122 asperia ashburtonia The subtle lime green colouration

The subtle lime green colouration is caused by the presence of nickel mineralisation

170 mm x 95 mm  x 11 mm

Sections consist of a chaotic mixture of dolomite and/or stromatolite fragments set in a matrix of mudstone and/or coarsely crystalline dolomite

Dimensions at widest points approximately 100 mm x 60 mm x 40 mm thick

Dimensions at widest points approximately 100 mm x 90 mm x 70 mm thick

Green Opal rough. GOR 122 asperia ashburtonia The subtle lime green colourationGOR122 Dimensions at widest points approximately 180 mm x 120 mm x 50 mm thick. Weighs 1,518 grams. From a location south of Kalgoorlie in the Eastern Goldfields of Western Australia.