Polished Green Opal rock GREEN85 polished slab weighs 325grams

weighs 325grams

Weighs 305 grams

Dimensions at widest points approximately 150 mm x 120 mm x 10 mm thick

Snakeskin Jasper

most commonly the green chromiferous muscovite mica

Polished Green Opal rock GREEN85 polished slab weighs 325gramsGREEN85 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 50 mm thick Weighs 622 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.