Thoughts on cornstarch/gold recovery

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Wyndham

Well-known member
Joined
Nov 29, 2007
Messages
111
Location
Seagrove NC
From the little I understood after reading the article, it seemed to say that corn starch was the percipient engine for the gold bromide salt to gold. Does this suggest that adding cornstarch to the gold bromide solution the gold will drop out..

Now if this is correct, they why shouldn't any gold salt have this same reaction such as gold chloride or any other ?
Am I wrong in thinking that this reaction with a starch must produce a reaction that the sugar reduces to carbon and the gold falls out.
Hey, I'm the least in line for understanding most of this stuff here on the forum so I could be waaaaay off.
What do folks here think about this working with any of the processes that dissolve gold into solution.
Wyndham
 
http://www.popsci.com/science/article/2013-05/cornstarch-replaces-cyanide-clean-new-gold-extraction-method

The topic is on page 2 cornstarch instead of cyanide

It didn't get a lot of response attention at the time
Wyndham
 
It's already been discussed before :
http://goldrefiningforum.com/phpBB3/viewtopic.php?f=37&t=20443&hilit=Cornstarch
http://goldrefiningforum.com/phpBB3/viewtopic.php?f=39&t=18332&hilit=Cornstarch

Göran
 
What I was wondering, even after reading both past post is the gold reduction from the gold bromine by the sugar/starch unique to the bromine or could it also work with gold chloride solution. I realize that there are other methods of getting gold out of solution.
Wyndham
 

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