Zed_Yer
Tenderfoot
- Joined
- Jan 16, 2013
- Messages
- 4
- Reaction score
- 0
- Golden Thread
- 0
- Location
- Washington
- Primary Interest:
- Prospecting
Last summer I took my 10yr old down to swim in the river and we saw black sand bands on the bank and TONS of sparkle. So, the past several months we bought classifiers, buckets, pans, blue bowl, pumps but cannot get any of the gold separated from the sand. Then, we built a miller table using slate paint (we couldn't find real blackboard slate locally) and other advice from treasurenet (an example link included below). No matter what, we cannot get the gold to stick and the sands to go. If I turn the flow up, the gold washes away and the sands remain. We are using jet dry. I am currently awaiting samples of neoprene to figure out which ones I want to test on the miller table.
I am thinking this might be pin head gold and just too small to go after without chemicals, so attached a pic for some advice. There's a few little flakes below the dime, but most of the gold is the lighter colored specs throughout the picture. Yes, it bends and does not break.
Lastly, most of our dirt was right off the top of the bank, so we went down and started to dig thinking we might get some bigger nuggets, but it was all the same down about 2-3 feet. Wondering if there is a rule of thumb as to how far up the river the main source might be and whether we might find some bigger nuggets there?
Thanks,
Zed
UPDATE after pro shop visit: Most(all?) of it is mica, but they sold me a 50 mesh and suggested running it through the blue bowl again since most of the stuff on the river is much smaller.
UPDATE 1-23: Sifted a 5GAL (from top of beach) through the 50mesh and then ran it through my blue bowl. Ended up with 2 microscopic pieces where you could hardly see them. Good news is my blue bowl did what it should have, so ready for next hot spot. You guys were all right on the mark. Where I was it's all sand and slow moving.
http://www.treasurenet.com/forums/sluicing/289242-flour-gold-recovery-options.html
I am thinking this might be pin head gold and just too small to go after without chemicals, so attached a pic for some advice. There's a few little flakes below the dime, but most of the gold is the lighter colored specs throughout the picture. Yes, it bends and does not break.
Lastly, most of our dirt was right off the top of the bank, so we went down and started to dig thinking we might get some bigger nuggets, but it was all the same down about 2-3 feet. Wondering if there is a rule of thumb as to how far up the river the main source might be and whether we might find some bigger nuggets there?
Thanks,
Zed
UPDATE after pro shop visit: Most(all?) of it is mica, but they sold me a 50 mesh and suggested running it through the blue bowl again since most of the stuff on the river is much smaller.
UPDATE 1-23: Sifted a 5GAL (from top of beach) through the 50mesh and then ran it through my blue bowl. Ended up with 2 microscopic pieces where you could hardly see them. Good news is my blue bowl did what it should have, so ready for next hot spot. You guys were all right on the mark. Where I was it's all sand and slow moving.
http://www.treasurenet.com/forums/sluicing/289242-flour-gold-recovery-options.html
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