Polished Green Opal rock GREEN84 mookatite Weighs 163 grams

Weighs 163 grams

CLA258   Australian Crazy Lace Agate slab

Face is approximately 110mm x 55mm and  20mm thick

At widest points approx

80 mm x 70 mm x 30 mm thick

Polished Green Opal rock GREEN84 mookatite Weighs 163 gramsGREEN84 Green Opal & Magnesite rough rock, cut and polished on one side with a rough, naturally weathered back Dimensions at widest points approximately 225 mm x 85 mm x 65 mm thick Weighs 1,315 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.