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Polished Green Opal rock GREEN78

Regular price $65.00 Plus 10% GST in Australia

GREEN78  Green Opal & Magnesite rough rock, cut and polished on one side with a rough, naturally weathered back

Dimensions at widest points approximately 150 mm x 90 mm x 65 mm thick

Weighs 919 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.

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