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Replies: 15 / Views: 2,806 |
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Pillar of the Community
United States
1903 Posts |
My mom loves to surprise me with little trinkets from her coin collection. Here is what she sent me this time. Do these have any collector interest or value? The dime is a 1949 BTW  
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Pillar of the Community
United States
1064 Posts |
Irradiated? That doesn't sound good - but, very cool!
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Valued Member
United States
304 Posts |
Don't carry this one around in your pocket unless you're done having children.
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Bedrock of the Community
United States
10045 Posts |
I think any isotopes on that dime were very short lived--it's perfectly safe. 
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Moderator
 Australia
16806 Posts |
Yep. It was radioactive once, but the radioactive isotopes created from bombarding silver with neutrons have half-lives measured in weeks at most. Wave a geiger counter in front of it today and it wouldn't measure perceptibly different to a normal non-irradiated dime. Though a few trillion atoms of silver will have been permanently transmutated into cadmium by the process, it wouldn't make a perceptible difference to the metal fineness. A really old thread on the subject, with some informative links.
Don't say "infinitely" when you mean "very"; otherwise, you'll have no word left when you want to talk about something really infinite. - C. S. Lewis
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Pillar of the Community
United States
4132 Posts |
I've been wanting to get a couple of these with Mercury dimes. There are several on ebay, but they have the more common type of holder (there are at least three basic kinds of holders that I know of - a white one, a blue one, and the blue one from the World's Fair.) I'd like to get as many different versions of the holder as possible with different dates on the dimes.
Edited by CaptainFwiffo 09/26/2011 7:43 pm
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Bedrock of the Community
United States
10045 Posts |
"Though a few trillion atoms of silver will have been permanently transmutated into cadmium by the process," I guess that means...don't put the coin in your mouth. 
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Bedrock of the Community
United States
19930 Posts |
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Bedrock of the Community
 United States
12811 Posts |
Very cool present indeed! And I love the commentary too. There are a heck of a lot of smart folks on this forum.
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Moderator
 United States
15386 Posts |
Quote: There are a heck of a lot of smart folks on this forum   Very interesting ... I would enjoy having one just for the historical novelty. David
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Valued Member
United States
424 Posts |
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Bedrock of the Community
United States
12437 Posts |
The metal holders are somewhat permanent but the coin can be removed from the plastic holder.
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Pillar of the Community
United States
659 Posts |
Quote: The metal holders are somewhat permanent but the coin can be removed from the plastic holder.
why would you want to remove it? I mean if its a 1942/1 or something it is understandable, but why commons?
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Valued Member
Australia
278 Posts |
what an interesting coin! Thank you for sharing the photo with us!
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Pillar of the Community
United States
4132 Posts |
Quote: why would you want to remove it? I mean if its a 1942/1 or something it is understandable, but why commons? You can't see the back of the coin, so, an irradiated 1916 (or several dates from the teens and 20s for that matter) might tempt one to crack it open to check for a mint-mark.
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Pillar of the Community
United States
584 Posts |
I'd like to keep it in my pocket for a couple of years. lol Great post, It is amazing how so much information can be found within CCF, If a question pops up in my mind, usually its answered within the next couple of posts. I love that.
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Replies: 15 / Views: 2,806 |
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