Copper crystals, Oriel Ynys Môn
Copper crystals, Oriel Ynys Môn
Disgrifiadau
This box's label shows that the copper had been processed. 'Roasting' was the chemical reaction to oxidise the ore formerly used as part of the process to extract the metal.
Ffynhonnell allanol:
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Mae'r eitem hon hefyd yn ymddangos yn
Cysylltwch â Ni
I wneud cais i dynnu i lawr neu riportio cynnwys hiliol, sarhaus neu niweidiol mewn unrhyw ffordd arall.
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