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coppercoins.com Forum Index arrow General Discussion - World Copper arrow 2006 San Marino 2 Euro Cent with doubling (of some kind)

2006 San Marino 2 Euro Cent with doubling (of some kind)
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Russellhome
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PostPosted: Sun May 25, 2008 10:15 pm Reply with quote

I posted this 2006 2 Euro Cent coin on the CONECA forum - and thought it would also fit here on Coppercoins.com's forum - as it is a copper coin. The coin was sold to me as a doubled die. But comments posted by those with more experience than me suggest that it is possibly something else. What do you think? DD or not?




In addition to the light doubling of some of the rays, note the faint point of a doubled star east of the right-most star.








Note the light doubling of some of the rays - in the opposite direction. Doubling appears to be a rotation.

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KurtS
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PostPosted: Mon May 26, 2008 12:07 am Reply with quote

I like that one--I'll have to look through my travel coins for anything similar.
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Robert
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PostPosted: Mon May 26, 2008 6:43 am Reply with quote

I also defer to the experts on this one.

My first reaction was to call it a rotated DD because in the close-up pic showing stars and lines, the thin lines are at an angle to the thick lines. And the doubling at the word "CENT" also looks rotated. If the weak design impression was made first, then it was rotated couterclockwise to make the strong die impression.

But as I look at it, I don't see doubling at "Euro". And the doubling at the "2" looks shelf-like and there is no separation at the base of the "2".

Could this be a doubled die combined with machine doubling at the "2"?
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wavysteps2003
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PostPosted: Mon May 26, 2008 10:48 am Reply with quote

At first I thought that this may have been a double stuck coin for there are just to many inconsistencies to make this a doubled die. The one big problem that makes me think it is not a doubled die is why would CENT be affected and not EURO.

Of course, if it were double struck we should see some indications on the obverse as well and Kenneth did not mention seeing any.

The last suggestion and the most plausible at this time is from Mike Diamond and that is a counter die clash. Okay, just what is a counter die clash? It is when a piece of metal, other than a planchet and much harder than a planchet, enters into the striking chamber and is hit by one of the dies. During the ejection phase that piece of metal stays in the striking chamber and rotates slightly. During the next striking phase, a planchet is in the striking chamber along with this piece of already struck metal. When the dies strike again, the die that is striking the harder piece of metal is now damaged and impressed with a secondary image from the hard metal, so now you have a die with two images, one weaker than the other and slightly rotated.

The most well known counter die clashes are found on the 1983 Lincoln cent, with one showing parts of a tripled IN GOD and the other counter die clash showing doubling of the date and LIBERTY.

I hope that I have the progression right on how these anomalies are formed.

BJ Neff

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Bob P
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PostPosted: Mon May 26, 2008 5:30 pm Reply with quote

I agree with Mike on this one...that it is a counter clash. There are just too many inconsistencies to be a doubled die, and the counter clash diagnostics fit this one pretty well.
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Russellhome
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PostPosted: Wed May 28, 2008 3:35 pm Reply with quote

The doubling on this coin is odd and it may appear to be going in different directions. I wanted to check to see if the doubling is consistent with a simple on-center rotation. So - with the magic of transparent overlays...



I already sent the coin to Mike D for examination - so the only photo I had to use with the overlay was not perfectly centered over the coin. So the results may be skewed somewhat. But based on what I see, the areas of light doubling on this coin all seem to be consistent with a slight rotation of the design. The word CENT gets closer to the rim from left to right -- and the spread in the doubling south increases accordingly.

Had both the regular and doubled elements on this coin been of equal depth - this would have been an awesome doubled die. I look forward to hearing what Mike has to say after his exam.

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Last edited by Russellhome on Sat May 31, 2008 11:50 am; edited 1 time in total
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Russellhome
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PostPosted: Sat May 31, 2008 11:49 am Reply with quote

Bob P wrote:
I agree with Mike on this one...that it is a counter clash. There are just too many inconsistencies to be a doubled die, and the counter clash diagnostics fit this one pretty well.


Mike had a chance to examine the coin in-hand and his position of what is the most likely cause of the doubling has changed. Here is the response he emailed back to me...

Mike Diamond wrote:
After close inspection I've come to the conclusion that this is probably a doubled die after all. I suspect that the weak, incomplete, but strongly rotated design is due to a light impact of the hub against the die AFTER normal hubbing was completed. This was presumably accidental.

The reasons I don't think it's likely to be a counterclash are as follows:

1. Most counterclashes also feature erratic die damage, although there some notable exceptions. This coin shows no erratic die damage.

2. Every counterclash I've seen shows at least some lateral movement. This coin shows only rotation, as the overlay demonstrates.

3. No other counterclash even approaches the size of this one. It's hard to fathom a hard object as large as the die and, presumably, as round as the die face intruding into the striking chamber.

While I can't completely discount the counterclash scenario, I have to apply Occam's Razor and go with the far more plausible doubled die scenario.


Doubled Die, counterclash, what ever the cause. I like it - so into my collection it goes.

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aballein
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PostPosted: Sat May 31, 2008 8:43 pm Reply with quote

far out man, congrats on the sweetest double die ive ever seen
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Bob P
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PostPosted: Sun Jun 01, 2008 8:09 am Reply with quote

Well that is very cool. Just goes to show what an in-hand examination can bring to light. Congrats on an excellent looking coin.
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coppercoins
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PostPosted: Sun Jun 01, 2008 6:13 pm Reply with quote

Very nice. That one would probably make the pages of COin World if it were written up well.
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Russellhome
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PostPosted: Tue Jun 03, 2008 3:23 pm Reply with quote

You've all probably seen this one (it is sold on eBay frequently), but here is the 2004 J 5 Euro Cent DDR I picked up a while back. Doubling is bolder - and similar in some ways since the design is so similar. But The doubling is not the simple rotation of the 2 Euro Cent coin.















Although much bolder than the 2 Euro Cent doubling, from what I see, the "Squeeze" is not of equal depth on this doubled die either.

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