Polished Green Opal slab GRN113
Regular price
$60.00
Plus 10% GST in Australia.
GRN113 Green Opal & Magnesite slab, cut and polished on one side .
Dimensions at widest points approximately 150 mm x 100 mm x 11 mm thick
Weighs 318 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..