Polished Golden Amphibolite slab GA140 polished noreena From Malbunka copper mine in

From Malbunka copper mine in Northern Territory

Dimensions at widest points approximately 80 mm x 60 mm x 9

From Marillana station in the Pilbara region of Western Australia

Green Opal occurs at a location south of Kalgoorlie in the Eastern Goldfields of Western Australia

Polished Golden Amphibolite slab GA140 polished noreena From Malbunka copper mine inGA140 A slab, polished on one side. Dimensions at widest points approximately 240 mm x 100 mm x 8 mm thick. Weighs 391 grams. The amphibolite, most likely grunerite , has now been largely altered to hematite, goethite and quartz and it displays a beautiful golden iridescence. Also called "Gold Leaf Stone". It occurs in the Pilbara region of Western Australia on Abydos Station approximately 120 km south of Port Hedland.