Natural Alluvial Gold Nugget with quartz – Australia Natural gold nugget found in Australia by a prospector using a metal detector. This piece features a naturally sculpted shape, typical of Australian goldfields, with a beautiful matte golden patina and some iron oxide inclusions characteristic of the terrain. Origin: Australia (Meekathara - Western Australia ) Discovery Method: Metal detector ( Minelab GPZ 7000 ) Weight: 0.40 g Dimensions: 8 mm x 5 mm x 3 mm Estimated Purity: Approximately 22–24 carats ( Australian gold is the purest in the world ) This nugget has undergone no treatment: not polished, not melted — it is in its raw state, just as it was found by the prospector. A superb addition for mineral collectors, natural gold enthusiasts, or investors seeking truly unique pieces. A black display case with a transparent lid is included with the nugget.