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Gold/Mining/Energy : Gold Price Monitor
GDXJ 106.98+0.2%Dec 4 4:00 PM EST

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To: IngotWeTrust who wrote (82759)3/2/2002 11:41:26 AM
From: E. Charters  Read Replies (2) of 116796
 
Well, you are wrong. Nitric acid can be used to clean concentrates and clean the mercury too. It may if used in concentrated form dissolve all the mercury and leave the gold behind. It depends on how you use it.

I don't know where you were in 1895 but you have a poor opinion of how scientific and advanced methodologies were in mining. They built a railway to haul miners supplies over the Chilkoot back then. I fail to see why they could not use a few chemicals to aid mining. They used cast iron retorts to burn off the mercury too.

You can see warped pans all over Kirkland lake from the thirties where miners roasted samples in order to recover more gold from the sulphides. What you did not want to do was waste equipment in the Klondike so I would thing they would be very careful about warping pans in a hot fire. And you would not stand over a hot amalgam to watch the progress of it. Not if you had any brains anyway or wanted to keep them.

What miners knew too, was that by washing their concentrates in various acids they could recover more goldfrom them. They used household vinegar and lye to do this. Even back in the 1850's.
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