US$ 34.99
cut and polished on one side with a natural crystalline rear
MC109 Marillana Conglomerate slab
Dimensions at widest point approximately 120 mm x 70 mm x 9 mm
Weighs 144 grams
Polished Green Opal slab GRN87 slab cut and polished on oneGRN87 Green Opal & Magnesite slab, cut and polished on one side . Dimensions at widest points approximately 110 mm x 80 mm x 10 mm thick Weighs 171 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.
US$ 34.99
US$ 30.00
US$ 39.99
US$ 16.95
US$ 21.95
US$ 36.00
US$ 18.95
US$ 58.00