Some of this stuff is hard to do at home. When we did the "Silver And Gold Penny" lab, it required hot sodium hydroxide (!) which I wouldn't want...
OK, here is your stuck at home lab... Shiny zincoln cent (no picture...you know what they look like) Make a spot with 6M HNO3 (I don't like conc.)...
Both the silver and the CuNi appear to have this spelling.
1) would a beaker do as well? what size? 2) 20 mL concentrated...no, I stop joking around here. Where would you get concentrated nitric acid...
AFAIK the only reason to submit ANYTHING is to increase the value...PCGS by all means.
[MEDIA]
Sorry, I just realized this is in the Ancients forum. Unique problem!
[IMG] If nothing else, get a copy of this. Some common sense about dealing with inherited coins. I got mine used on Amazon and it turned out to...
I worked for 3M and the story there was that 3M was trying to make felted (non-woven) bra cups and some of the workers were clowning around by...
Argue about it all you want...reminds me of teaching middle school o_O
We're all trying to learn, Bro or we shouldn't be on here!
A little MAD on the front...
please don't ask...
See, this is one of those questions (composition) that seem should have a simple answer, but a few minutes of searching got me bupkis.
No question, #1, cleaner better struck
Sorry if I gave offence.
Now that I look at your original post, it does seem as if something has happened. Perhaps a chemical cleaning without neutralization?
Kind of like the McRib?
no, no, no, never accusing you of that. I think the seller took the best pictures they could to hide the toning.
I am betting that you could replicate that first picture by manipulation of the lighting.
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