Polished Green Opal rock GRN103
Regular price
$55.00
Plus 10% GST in Australia
GRN103 Green Opal & Magnesite rough rock, cut and polished on one side with a rough, naturally weathered back
Dimensions at widest points approximately 170 mm x 70 mm x 80 mm thick
Weighs 763 grams
Green Opal occurs at a location south of Kalgoorlie in the Eastern Goldfields of Western Australia.
The green colouration is caused by traces of nickel and/or chromium. Sometimes it exhibits striking contrasting veins of magnesite.