US$ 10.99
Weighs 343 grams
Weighs 870 grams
It weighs 412 grams
PG117 Pegmatite slab
Weight is 93 grams
Polished Green Opal slab GRN98. agate Weighs 343 gramsGRN98 Green Opal & Magnesite slab, cut and polished on one side . Dimensions at widest points approximately 110 mm x 85 mm x 10 mm thick Weighs 156 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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US$ 757.11
US$ 133.64
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