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Ships within 48 hours · Estimated delivery Sep 20 - Sep 25
Weighs 378 grams
Dimensions at widest points approximately 80 mm x 35 mm wide x 6
Dimensions at widest points approximately 155 mm x 85 mm x 8 mm thick
Weight is 309 grams
Weighs 84 grams
Polished Green Opal slab GRN100. Polished dendritic opal Weighs 378 gramsGRN100 Green Opal & Magnesite slab, cut and polished on one side . Dimensions at widest points approximately 160 mm x 75 mm x 11 mm thick Weighs 283 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..