A Day On The Yuba River
February 2020 by Alan J. Chenworth
There weren’t as many pieces of gold, but what I did find was bigger. As I worked my way down towards the spot that I had been working the first three days, I noticed a large crack that crossed the river.
I had never run an impact mill before, but anything involving rocks, water and a big electric motor sounded great.
I opted for the underwater portion of the river. All I have to do is float down the river and pick large flakes and small nuggets out of cracks and crevices while staying cool in the summer heat.
I believe dry washing is an underappreciated prospecting method. There are plenty of places where there is some pretty decent gold to be had, but the spot is a long way from any water and dry processing may well be the best way to go.
The pit was a classic one—exposed shale bedrock with all the material being washed out one end of the pit. Within a few minutes I had a nice mellow signal that was in open ground.
This was two days of gold panning, with just over 250 gold panners trying to win a medal to show they were one of the best of the best.
Many years ago I was in the American Canyon. I remembered a few details about a placer deposit there, so we decided to make a trip down and re-check some of these old workings.
Confluences of placer streams are well known as concentration sites for heavy minerals. The basic reason is that...
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