Polished Golden Amphibolite slab GA144 Polished dendritic opal Dimensions at widest points approximately

Dimensions at widest points approximately 150 mm x 95 mm x 75 mm thick

Dimensions at widest points approximately 140 mm x 90 mm x 40 mm thick

Pilbaria perplexa from the Proterozoic "Duck Creek Dolomite"

Very rare fossil stromatolite

Translucent

Polished Golden Amphibolite slab GA144 Polished dendritic opal Dimensions at widest points approximatelyGA144 A slab, polished on one side. Dimensions at widest points approximately 170 mm x 125 mm x 15 mm thick. Weighs 582 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.