what causes this

Started by Mister T, November 08, 2012, 06:25:08 PM

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Mister T

Sorry I didn't have a better thread title, but I'm not sure how to describe it.
I'm wondering what was the cause of the jagged dots at the top of both the obverse and reverse and the jaggedness of the inside rim on the top and right of the obverse.



Russ e

raindrop denticles on the reverse are interesting
giving up this forum after secret santa, what with all my meds playing games with my head these messages i see between page loadings do not help one little bit when i am on a downer. no offense to anyone but seeing those words written every stuffin time does get to me.

accumulator

Probably a slight rotation in the dies or planchet when the coin was struck by the look of it ?

Mister T

I think you're probably right.

sel_69l said something similar on CCF:
QuoteI can only provide an answer that would provide food for thought, based on reasoned guessing.

Perhaps the coin was double struck, and the planchet rotated slightly between strikes. The obverse lettering especially of 'EDWARD V11 KING' seems to support this.

My other guess is that the planchet did not sit in the collar exactly, and only fully engaged in the collar as the coin was struck, the planchet rotating when that happened. This could explain why the reverse is OK and even why most of the obverse is OK as well. I notice that some of the leaves on the right hand side of the coin are not fully struck up, (reverse), and the rim and the beads are like that as well.

Nice coin. A bit of a pity that some of those obvious hairlines could be the result of harsh cleaning.

Not my coin but I have a couple with the same effect.