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Bitten Edge?

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Pillar of the Community
erkle's Avatar
1119 Posts
 Posted 04/02/2012  07:05 am Show Profile   Bookmark this topic Add erkle to your friends list Get a Link to this Message Number of Subscribers
not sure about this, the edge looks to be tapered or on an angle, is it possible for that to happen.
http://www.ebay.com/itm/AUSTRALIAN-..._1450wt_1032
Formerly nancyc
Nevol's Avatar
Australia
5385 Posts
 Posted 04/02/2012  07:32 am  Show Profile   Bookmark this reply Add Nevol to your friends list Get a Link to this Reply
Looks genuine to me, the Blakesley effect is visible on both sides.
life is a mystery to be lived not a problem to be solved
Pillar of the Community
erkle's Avatar
1119 Posts
 Posted 04/02/2012  07:51 am  Show Profile   Bookmark this reply Add erkle to your friends list Get a Link to this Reply
looking at the obverse the blakesley effect is at about 2 o clock? if you open it in a new tab ( the enlarged pic ) it appears to be out of round for that spot is that possible?
and I dont notice any fishtailing or am I missing it?
Pillar of the Community
Australia
1005 Posts
 Posted 04/02/2012  08:01 am  Show Profile   Bookmark this reply Add ozcoins to your friends list Get a Link to this Reply
It looked a bit out of round to me too, but I dont know much about these, so I did not say anything.
Pillar of the Community
appleangel07's Avatar
Australia
1607 Posts
 Posted 04/02/2012  08:08 am  Show Profile   Bookmark this reply Add appleangel07 to your friends list Get a Link to this Reply
Looks genuine to me & I've dealt with this sellers & was very happy with those transactions, which were error coins.
Pillar of the Community
erkle's Avatar
1119 Posts
 Posted 04/02/2012  08:08 am  Show Profile   Bookmark this reply Add erkle to your friends list Get a Link to this Reply
neither do I thats why I'm asking, the seller seems legit so I'm not doubting him just my knowledge
Pillar of the Community
Australia
841 Posts
 Posted 04/02/2012  08:23 am  Show Profile   Bookmark this reply Add Ausjack to your friends list Get a Link to this Reply
Thanks erkle as this is how we learn mate Just so much to learn and so little time
Valued Member
Australia
369 Posts
 Posted 04/02/2012  3:36 pm  Show Profile   Bookmark this reply Add airgem to your friends list Get a Link to this Reply
100 % Genuine. No doubt whatsoever. Just another case of scrambled info coming up with the wrong conclusion.
Pillar of the Community
Australia
1295 Posts
 Posted 04/02/2012  11:25 pm  Show Profile   Bookmark this reply Add markn to your friends list Get a Link to this Reply
Looks 100% real to me too.
Pillar of the Community
erkle's Avatar
1119 Posts
 Posted 04/03/2012  03:39 am  Show Profile   Bookmark this reply Add erkle to your friends list Get a Link to this Reply
so no one can detail why they think its real? thanks tpp for your answer.

airgem? I have asked questions here, trying to learn whats your point?
Pillar of the Community
Australia
1295 Posts
 Posted 04/03/2012  04:14 am  Show Profile   Bookmark this reply Add markn to your friends list Get a Link to this Reply
Blakesley effect confirms that it is real. There's also some weakness very close to the clip (the II on the obverse for example) which is also typical of real clips. I think the out of roundness you're seeing is an optical illusion because of the flat spot due to the Blakesley effect.
Edited by markn
04/03/2012 04:17 am
Formerly nancyc
Nevol's Avatar
Australia
5385 Posts
 Posted 04/03/2012  4:51 pm  Show Profile   Bookmark this reply Add Nevol to your friends list Get a Link to this Reply
Have a read of this:
http://koinpro.tripod.com/Articles/...gnostics.htm

or just google 'Blakesley effect'. You'll get heaps of results, and by reading a bit, you'll understand why several of us have said your coin is a genuine error.
life is a mystery to be lived not a problem to be solved
Valued Member
Australia
323 Posts
 Posted 04/03/2012  5:46 pm  Show Profile   Bookmark this reply Add larena to your friends list Get a Link to this Reply
Well that was a good lesson for me....I'd never heard of the 'Blakesley effect' and now I've had a good read....thanks for posting that erkle
Valued Member
Australia
369 Posts
 Posted 04/03/2012  6:21 pm  Show Profile   Bookmark this reply Add airgem to your friends list Get a Link to this Reply
We are all only trying to help. with Markn. You seem to base your doubt on "Fishtailing". I have seen thousands of clipped coins and have never seen fishtailing on Australian coins. However, I don't doubt they exist. Sometimes experience is worth a lot more than flawed over- analysis. So, to sum up, presence of the Blakesely Effect is the No 1 indicator and weakness(however slight)around it confirms it. No other analysis is needed. There are some clips that do not have the Blakesely Effect, for example incorrect creation of the Planchet or Blank. All this info is freely available to all.
Pillar of the Community
Australia
1295 Posts
 Posted 04/03/2012  11:26 pm  Show Profile   Bookmark this reply Add markn to your friends list Get a Link to this Reply
Fish tailing is actually pretty common on Australian clips both decimal and pre-decimal, it's more evident on larger clips though. This is because there's more metal flow to the clipped area in larger clips and the fish-tailing is a metal flow effect. The Blakesley effect will only be seen on coins whose rims are pre-formed by an upset mill. Coin's whose edge is applied during the striking process will not display the effect.

You can see both the fishtailing and strike weakness clearly on this clipped half penny of mine:

Bitten-Edge?
Valued Member
Australia
369 Posts
 Posted 04/04/2012  02:06 am  Show Profile   Bookmark this reply Add airgem to your friends list Get a Link to this Reply
The "Fishtailing" is caused by a deteriorating die and not the clip. I have examples of this date with the "Fishtailing" but no clip. it is nothing more than coincidence and has nothing to do with the clip.
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