Brass Nugget ID 134 Rare Mineral Specimen

The unofficial world record native brass nugget (natural). Good brass color with a boomarang type of shape. XRF analysis shows 78% copper, 9% zinc, 7% potassium and 5% hafnium with trace amounts of silicon, iron, chromium and chlorine. Weight: 2.6 g. VDI: 15. Dimensions: 20mm L x 11mm W x 8mm H.

Download XRF Analysis

Great News! XRF analysis has been performed on this specimen. It was found free from lead, nickel and arsenic.