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Postumus Antoninianus

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Author Previous TopicReplies: 7 / Views: 1,855Next Topic  
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DVCollector's Avatar
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10045 Posts
 Posted 02/03/2012  10:43 pm Show Profile   Bookmark this topic Add DVCollector to your friends list Get a Link to this Message Number of Subscribers
Here's a coin that arrived today--glad I could buy it from a fellow collector here. Interesting history. He usurped power from Gallienus in 260 and formed the so-called Gallic Empire. He was recognised in Gaul, Germania, Britannia and Iberia until his murder in 269.

There are some nice details on this coin!
Postumus--Antoninianus

POSTUMUS Antoninianus, RIC 318,
OBV: IMP C POSTVMVS P F AVG, radiate, draped & cuirassed bust right
REV: PAX AVG, Pax standing left with branch & sceptre
2.3g, 21mm, minted in Cologne 268 AD.
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echizento's Avatar
United States
23731 Posts
 Posted 02/03/2012  11:16 pm  Show Profile   Bookmark this reply Add echizento to your friends list Get a Link to this Reply
Nice coin. He was an interesting emperor.
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Bing's Avatar
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 Posted 02/03/2012  11:23 pm  Show Profile   Bookmark this reply Add Bing to your friends list Get a Link to this Reply
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jessvc1's Avatar
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 Posted 02/04/2012  02:54 am  Show Profile   Bookmark this reply Add jessvc1 to your friends list Get a Link to this Reply
very nice coin.
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DVCollector's Avatar
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10045 Posts
 Posted 02/04/2012  12:42 pm  Show Profile   Bookmark this reply Add DVCollector to your friends list Get a Link to this Reply
Another interesting aspect this coin is the weight. Despite the ~21mm diameter, this coin is quite light--just 2.28 grams. The weight on these antoniani varies wildly--from just over 2 grams to past 4 gr. Perhaps both flan size and silver content weren't tightly controlled?
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VisigothKing's Avatar
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 Posted 02/04/2012  1:39 pm  Show Profile   Bookmark this reply Add VisigothKing to your friends list Get a Link to this Reply
Nice pickup!
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bobbyhelmet's Avatar
United Kingdom
2838 Posts
 Posted 02/04/2012  1:40 pm  Show Profile   Bookmark this reply Add bobbyhelmet to your friends list Get a Link to this Reply
I think initially Postumus tried to keep the silver content of his coins high so as to compete with the coinage of Gallienus. It didn't last long and both soon debased their coinage at impressive rates.

Postumus is though noted for, 'on the whole' producing slightly better coins (Au content, size, craftsmanship) than Gallienus. I guess his position as head of a break-away region meant he had to make sure his coins were not considered 'second best'.

I have a few - one of which (first one below) actually looks 'silver' so its content must be considerably higher than the usually quoted '5%'.

21mm 2.95g
Postumus--Antoninianus

Dont seem to have dims and weight recorded - think I sent this one to jessevc1?
Postumus--Antoninianus

23mm 4.31g
Postumus--Antoninianus

20mm 2.16
Postumus--Antoninianus

23mm 3.97g
Postumus--Antoninianus
Edited by bobbyhelmet
02/04/2012 1:47 pm
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DVCollector's Avatar
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 Posted 02/04/2012  1:54 pm  Show Profile   Bookmark this reply Add DVCollector to your friends list Get a Link to this Reply

Quote:
its content must be considerably higher than the usually quoted '5%'

Nice group--the copper alloy is more obvious on some. I have a number of debased/billon coins from 16-18 C. Europe. Even .200 Ag / .800 Cu coins tone to a dirty gray-green.
If I had the right equipment, I would test the SG--just to satisfy my curiosity. I suspect my coin is debased, but perhaps the recent cleaning reduced the copper so it would look silver again?
Edited by DVCollector
02/04/2012 1:55 pm
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