Refining copper by Hungarian process. Cupellation
Refining copper by Hungarian process. Cupellation cakes roasted, releasing heat. At 5: lead obtained being smelted. From 1683 English edition of Lazarus Ercker Beschreibung allerfurnemisten mineralischen Ertszt of 1580. Copperplate engraving
Picture No
13905668
Media ID
48516308
Size
6000px x 7305px
(5.4MB)
Credit
World History Archive / Mary Evans Picture Library
Source
World History Archive
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1580 1683 Allerfurnemisten Beschreibung Cakes Cupellation Ercker Lazarus Mineralischen Obtained Refining Releasing Roasted
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