Polished Green Opal slab GRN112
Regular price
$45.00
Plus 10% GST in Australia.
GRN112 Green Opal & Magnesite slab, cut and polished on one side .
Dimensions at widest points approximately 110 mm x 90 mm x 10 mm thick
Weighs 171 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..