That's zinc rot. A tiny hole in the copper coating exposes the zinc, which starts corroding as soon as it's exposed to an electrolyte -- say,...
Fortunately one pair of those accessories is all I need.
Yup. One carbon: methane. Three: propane. Eight: octane. A couple dozen: paraffin wax. A few hundred or more: polyethylene.
Pointing out that it's a $1 coin, not a $4000 coin, seems to be what OP counts as "negative" and "hating".
"Organic" has a specific meaning in chemistry. To put it simply, stuff that's based on a backbone of carbon and hydrogen, or derived from...
Excellent point. Even if it doesn't affect the metal, if it sticks around on the metal, it can attack whatever you put the coin into. And, of...
Xylene is a hydrocarbon. Hydrocarbons won't hurt metal. Paint thinner can contain all kinds of stuff. The most common components are chemically...
I would've written off the divots as corrosion (a good excuse for a harsh cleaning). The things that bugged me most on first glance were the...
1888 silver seated Liberty Dime near mint $ 5.00 free shipping [ATTACH] 1888 silver seated Liberty Dime near mint $ 5.00 free shipping. (...
Guys, guys. It's right there in his username. LUREpiggy. And as long as we keep biting, he'll keep casting...
Oh, Randy. You're never supposed to actually admit it...
Good thing the stock market is immune to that sort of thing, eh?
So it would seem.
I assume you're asking about the coin at the beginning of this thread? I would guess that it was sitting on a surface that wasn't perfectly flat,...
The ones I can't understand are those who sell their silver, then keep it, stiffing the buyer, and then rant incessantly (for years) about how...
All the photos are kind of small, but now that I've had a chance to zoom in at home, I'm worried about this horizontal line off the last A in...
I've seen that toning on an awful lot of coins, including some of my own. It's likely that a previous owner kept all those coins in the same kind...
Why wait for silver to go up? The money you spent on those coins is already gone. How much you paid for them is irrelevant to how much they're...
If they aren't an alteration/defacement of an existing coin done without fraudulent intent, then no, they aren't the same. If they're one-ounce...
Hey, your CoinTalk workstation looks a lot like m... um, never mind.
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