Polished Green Opal rock GRN110 peanut 160 mm x 75 mm

160 mm x 75 mm x 10 mm

TI328   Tiger Iron slab

It weighs 124 grams

OG204   A matching pair of polished Orbicular Granite halves with natural rough backs

Dimensions at widest points approximately 170 mm x 155  mm x 13 mm thick

Polished Green Opal rock GRN110 peanut 160 mm x 75 mmGRN110 Green Opal rough rock, cut and polished on one side with a rough, naturally weathered back Dimensions at widest points approximately 85 mm x 50 mm x 45 mm thick Weighs 279 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.