Recovery of gold from amalgum. 7) chamois leather bag for separating amalgum from excess mercury. 6) Operator with wooden pestle and mortar for purify

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Recovery of gold from amalgum. 7) chamois leather bag for separating amalgum from excess mercury. 6) Operator with wooden pestle 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.

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Size: 2605px × 3349px
Photo credit: © Universal History Archive/UIG/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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