This native zinc nugget (natural) is thick with lots of interesting cracks from decomposition which is common with these zinc nuggets. XRF analysis shows 84% zinc, 12% aluminum and 3% potassium with trace amounts of tungsten, copper, silicon, phosphorus, iron and chlorine. Weight: 9.2 g. VDI: 56. Dimensions: 21mm L x 16mm W x 11mm H.

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