Metaphor. Look it up.
The pot calling the kettle black.
The ice on Coin Talk Pond isn't thick enough for that kind of skating.
Nancy Reagan is ashamed for you.
Haven't you heard of Detecto?:D
Maybe you could learn to ask politely.
rude!
Well, then. :o
Huh?
It's not rare. It's not unique. Unless you give or throw it away, you'll have it for the rest of your life.
A degree in numismatics? Is there actually a school that offers that?
Maybe when you're older, Santa will bring you a sense of humor.
Based only on your description, because the pictures show virtually nothing, I'd say it's left overs from a glue job. Try using the macro (flower)...
"Questionable authenticity" does not mean fake or counterfeit. The coin could, in fact, be genuine, but, for whatever reason, they are not sure.
Separate names with a comma.