1 Aug
2023
1 Aug
'23
5:11 a.m.
Or cyanide :(
Used to reprocess ‘mullock’ heaps left after mercury extraction.
<https://en.wikipedia.org/wiki/Gold_cyanidation>
On 1 Aug 2023, at 07:20, Paul Winalski
<paul.winalski(a)gmail.com> wrote:
One other interesting property of gold is that it dissolves in liquid
mercury.
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