Selymbria, silver, octobols (cock/ear of corn) (425-410 BCE)
From SILVER
425 BCE - 410 BCE Silver 827 kg
Description
| Obverse: | Cockerel standing left. |
| Reverse: | ΣA – ΛY (Greek).Ear of corn, ΣA to the right and ΛY to the left. |
Mint and issuing power
| Mint: | Selymbria | Ancient region: | Thrace | Modern country: Turkey | Authority: |
Chronology
| From | 425 BCE | to | 410 BCE | Period: Classical 480-323 BC 
|
Physical description
| Metal: | Silver
|
Median weight in grams | 4.30 | Denomination: | octobol
|
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.]]1Schönert-Geiss 1975, n° 59-62. | ||
| 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° 1648, "[[Coin series reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]3RQEMAC, n° 144f | ||
| Coin series web reference: | |||
Obverse dies distribution
| Frequency ᵖ | Number of obverses ᵖ (o) | % (o) | Number of coins (n) | % (n) | Die name |
| 1 | 2 | 50 | 2 | 33.33 | 1, 3 |
| 2 | 2 | 50 | 4 | 66.67 | 2, 4 |
| Total | 4 of 4 | 100 | 6 of 6 | 100 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obverses ᵖ (o) | 4 | Number of singletons (o1) ᵖ | 2 |
| Number of reverse dies (r) | 2 | Number of coins (n) | 6 |
| Coins per obverse die (n/o) | 1.5 | Coins per reverse die (n/r) | 3 |
| Reverse per obverse ratio (r/o) | 0.5 | Percentage of singletons (o1) ᵖ | 50 % |
| Original number of dies (O) (Carter 1983 formula) ᵖ | 9.62 | Coins struck if 20,000 as average productivity per die ᵖ | 192,400 |
| Original number of dies (O) (Esty 2011 formula) ᵖ (O) | 12 | Survival rate if 20,000 as average productivity per die ᵖ | 0.00003 |
| Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O) | 66.67% | Die productivity if survival rate 1/2,000 ᵖ | 1,247.4 |
| Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ | 827 kg <br /> 827 kg | Die productivity if survival rate 1/5,000 ᵖ | 3,118.5 |
Remarks
Most likely one single workstation
References
- ^ Schönert-Geiss, Edith (1975), Die Münzprägung von Bisanthe, Dikaia, Selymbria, Schriften zur Geschichte und Kultur der Antike 13, Berlin, 62 p., 8 pl.
- ^ Sear, David R. (1978), Greek coins and their values. Vol. I, Europe, London, xl, 316 p.
- ^ Callataÿ, François de (2003), Recueil quantitatif des émissions monétaires archaïques et classiques, Numismatique Romaine, Wetteren, VII + 267 p.
