Maybe it's a BRASS coating that's rubbed off. With a zinc coating underneath... [IMG] [MEDIA] I haven't tried this. So I don't know for sure...
No worries. The sarcasm -- appropriate I think -- seemed obvious, even to a newbie like me.
I'm becoming convinced too. Just got my first AU58 coin today... [IMG] [IMG] [IMG] Very pleased! Of course it's not as nice as an MS65. But at...
Even the circulated CC dollars seem ridiculously expensive. But I'm new to recent pricing, so maybe I'm missing something.
Thanks for all your comments! I'd hoped these were rare because the image faces left. Seems unlikely. And I'd be surprised if they're solid...
Thanks for all the comments! For gifts, I think I'll take Yankee's advice and put 'em in airtite capsules: [IMG]...
I believe these are all uncirculated. At least, that's my newbie hope. [IMG] Typical samples from opened rolls (same 2 coins in both photos)......
Is this tiny "wedding" token a rarity? Notice that Maximiliano faces left... [IMG] But all the research photos I've found show him facing right:...
Surprisingly, almost all my Chem students didn't know that modern pennies are copper-coated zinc. And that they weigh significantly less than...
Understood. But I'm new here, so figured I'd best play it straight. I never saved any examples. And I retired from teaching many years ago,...
Instead, swimming-pool acid (aka Muriatic Acid) should work. Use the stuff that's 31% hydrochloric acid (if you can find it):...
Much too fragile for circulation. Remember, the penny's copper is a thin coating. So, after the zinc completely dissolves, the copper that...
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