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Replies: 27 / Views: 1,187 |
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Moderator
 United States
96071 Posts |
possibly a type 1 blank - it does not appear to have been through the upsetting mill.
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Moderator
 United States
56855 Posts |
To see if it is silver try the tissue test.6.25 grams if silver. John1 
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Bedrock of the Community
United States
94367 Posts |
 to the CCF!
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Pillar of the Community
 United States
7174 Posts |
 to the CCF If it was silver, why would it be copper colored? It does look like it has a proto rim, on 1 side for sure. I'm thinking it was a coin that had it's obv and rev sanded off. Just don't know what coin it would be.
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Moderator
 Australia
16829 Posts |
It's not a quarter blank, because it's too light for silver, and too heavy for clad. It also doesn't have the rim, which pretty much every "coin blank" that escapes the mint will have. I might have suspected it's a normal quarter that someone has ground down on both faces (to use as a blank for engraving), but that edge doesn't look like a ground-down quarter edge. It also looks too coppery for silver. So that can be ruled out too. It might be a blank token. The city council where I live has a token-operated exit gate for their "waste transfer stations" - council residents are given a token when they arrive with a car-load of waste, so they can leave again without having to pay commercial waste disposal fees. Originally, the tokens used here were nice, attractive items featuring the Council logo; Example on Numista. Apparently, they were too nice, as people kept "losing their tokens". So when the council needed more tokens a few years later, they replaced them with blank brass discs, deliberately unattractive to collectors. This might be something similar. Or it might be something completely non-numismatic (like an electrical punch-out); not everything round and made of metal is necessarily a coin or token.
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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Bedrock of the Community
United States
94367 Posts |
Agree, likely of little value.
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Moderator
 United States
96071 Posts |
Quote: It also doesn't have the rim, which pretty much every "coin blank" that escapes the mint will have. You are correct on many points, But I have a blank for a zinc Lincoln Cent that does not yet have a 'proto' rim that is created by the upsetting mill. So blanks are out there They are called "Type 1" blanks - if they have the rim, then they are called a Type 2 blank (or more accurately - Planchet)
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New Member
 United States
11 Posts |
Thanks all the investigation continues.
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Pillar of the Community
 United States
5774 Posts |
Interesting thread and blank planchet. Food for thought. Quote:...I have a blank for a zinc Lincoln Cent that does not yet have a 'proto' rim that is created by the upsetting mill. Interesting Dearborn. This seems like as good a time to pose a couple of questions to anyone "in the know" concerning modern zinc planchets (1982 to present). -Dearborn, does yours have the copper plating? -Forming the proto-rim after the copper plating is applied seems like it could affect the thickness of the copper on the proto-rim. -Is the same process used making the zinc planchets as the old "copper" planchets, but adding the copper plating? (Are you sure? Anyone with any info verifying the modern process, by Artazn LLC/Jarden Zinc, would be immensely appreciated.) -The mint (ie: Artazn LLC) seems to have eliminated most of the issues with "split plating" on the modern Lincoln cents. Did they have to increase the thickness of the copper plating to accomplish this? Does anyone know how they "eliminated" the split plating? Just some random thoughts on this Thursday afternoon. Thanks to anyone with any insight. (Not on why I have random thoughts.  )
Words of encouragement are one of the major food groups. We need to consume them regularly to thrive and grow.
Edited by Petespockets55 05/30/2024 3:31 pm
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Moderator
 United States
96071 Posts |
Edited by Dearborn 05/30/2024 3:48 pm
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Pillar of the Community
 United States
5774 Posts |
Thank you Dearborn. Absolutely fantastic to see that. Did you get it from the Greenville Tenn. plant, purchase it, or find it? Those roller lines are pretty bold. That's odd since it seems like they would still be there after the copper plating process and striking of the coin.
Do you recall how long you've had it. (Just trying to gauge how old it might be.)
Thanks again. ps. And thanks for going the extra mile to provide the details on the specs for your planchet.
Words of encouragement are one of the major food groups. We need to consume them regularly to thrive and grow.
Edited by Petespockets55 05/30/2024 9:02 pm
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Pillar of the Community
 United States
7174 Posts |
Quote: Forming the proto-rim after the copper plating is applied I think the plating is applied after the proto rim is done and the blank becomes a planchet. If not I would think the process of upsetting would crack some of it off.
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Replies: 27 / Views: 1,187 |