Athens, silver, tetradrachms (Athena/owl on amphora) (185-135 BCE)
From SILVER
185 BCE - 135 BCE Silver 117,367 kg
Description
| Obverse: | Head of Athena Parthenos to right, wearing a triple-crested Attic helmet, adorned with Pegasos and a long tendril on the bowl, and with four horse protomes on the visor. |
| Reverse: | ΑΘΕ (Greek).Owl standing right on amphora, head facing, to right, prow, on amphora, H, below amphora, ΣΩ (= contractor's initials), all within olive wreath. |
Mint and issuing power
| Mint: | Athens | Ancient region: | Attica | Modern country: Greece | Authority: |
Chronology
| From | 185 BCE | to | 135 BCE | Period: Hellenistic 323-30 BC 
|
Physical description
| Metal: | Silver
|
Median weight in grams | 16.85 | Denomination: | tetradrachm
|
Standard: |
Image
References
| Die study reference: | "[[Die study reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]1Thompson 1961 | ||
| Coin series reference: | "[[Coin series reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]2Sear I, n° 2553-2554, "[[Coin series reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]3RQEMH, n° 157, "[[Coin series reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]4HGC 4, n° 1635 | ||
| Coin series web reference: | |||
Obverse dies distribution
Reverse dies distribution
no distribution is available
Quantification
| Number of obverses ᵖ (o) | 288 | Number of singletons (o1) ᵖ | 69 |
| Number of reverse dies (r) | 802 | Number of coins (n) | 1003 |
| Coins per obverse die (n/o) | 3.48 | Coins per reverse die (n/r) | 1.25 |
| Reverse per obverse ratio (r/o) | 2.78 | Percentage of singletons (o1) ᵖ | 23.96 % |
| Original number of dies (O) (Carter 1983 formula) ᵖ | 348.27 | Coins struck if 20,000 as average productivity per die ᵖ | 6,965,400 |
| Original number of dies (O) (Esty 2011 formula) ᵖ (O) | 404.01 | Survival rate if 20,000 as average productivity per die ᵖ | 0.00014 |
| Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O) | 93.12% | Die productivity if survival rate 1/2,000 ᵖ | 5,759.9 |
| Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ | 117,367 kg <br /> 117,367 kg | Die productivity if survival rate 1/5,000 ᵖ | 14,399.75 |
Remarks
References
- ^ Thompson, Margaret (1961), The new style silver coinage of Athens, Numismatic Studies 10, New York, 2 vol.
- ^ Sear, David R. (1978), Greek coins and their values. Vol. I, Europe, London, xl, 316 p.
- ^ Callataÿ, François de (1997), Recueil quantitatif des émissions monétaires hellénistiques, Numismatique Romaine, Wetteren, X + 341 p.
- ^ Hoover, Oliver D. (2014), Handbook of Greek Coinage Series 4. Northern and Central Greece : Achaia Phthiotis, Ainis, Magnesia, Malis, Oita, Perrhaibia, Thessaly, Akarnania, Aitolia, Lokris, Phokis, Boiotia, Euboia, Attica, Megaris and Corinthia, sixth to first centuries BC, Lancaster, lxxi, 563 p.
