2017/10/23· For example, if the fire assay reported 01 mg of gold and the initial weight of sample was 20 g, the gold content is 014583 oz/t or 454 g/t Smelting-Ore-in-Electric-Furnace gold smelting By David Michaud | 2017-10-23T18:36:54-04:00 February 28th, 2016 | Categories: Gold Extraction , Gold Refining | Tags: Charts , Retorting | Comments Off on Gold Smelting & Refining Process...