is this gold?

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its hard to tell from a grainy picture. what material is it? what did you start with? what did you do to get where you are now?
 
It looks like Iron Oxide in the bottom of a mason jar.Or maybe cemented copper.
 
I started with half pound of cpu's then added muriatic acid. then precipitate that, then washed what i got from that. what you see it the pic is what's left.
 
if you used just muriatic acid then you didnt precipitate gold because you cant dissolve gold with just muriatic acid. what did you precipitate with?
 
There may be some gold in that. Most of it is just junk. From half a pound of green cpu you cant expect much of gold. Probably half of gram. Your approach to treat this type of material was wrong. You can find details here:
http://goldrefiningforum.com/phpBB3/viewtopic.php?p=6873#6873
 
Axlrod2 said:
oh yea I added sodium nitrate with the hcl. yes they were the green cpu's

Forget to mention anything else? When you ask a question, you need to give all of the available information in order to get an accurate answer. :|
 
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