Recovery of gold from amalgum 1574. Copperplate engraving

Recovery of gold from amalgum. 7) chamois leather bag for separating amalgum from excess mercury. 6) Operator with wooden pestel and mortar for purifying mercury with salt. 4, 5) Earthenware and iron retorts for distilling mercury from amalgum. From 1683 English edition of Lazarus Ercker Beschreibung allerfurnemisten mineralischen Ertzt- und Berckwercksarten originally published in Prague in 1574. Copperplate engraving

1574 1683 Allerfurnemisten Berckwercksarten Beschreibung Chamois Distilling Earthenware Ercker Ertzt Excess Lazarus Mercury Mineralischen Mortar Operator Pestel Purifying Recovery Retorts Separating

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