Selymbria, silver, tetrobols (cock/quadripartite incuse square) (490-470 BCE)
From SILVER
490 BCE - 470 BCE Silver 437 kg
Description
| Obverse: | ΣA (Greek).Cockerel standing to left, ΣA above. |
| Reverse: | Quadripartite incuse square. |
Mint and issuing power
| Mint: | Selymbria | Ancient region: | Thrace | Modern country: Turkey | Authority: |
Chronology
| From | 490 BCE | to | 470 BCE | Period: Archaic until 480 BC  , Classical 480-323 BC
|
Physical description
| Metal: | Silver
|
Median weight in grams | 2.30 | Denomination: | tetrobol
|
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, p. 46, n° 19-22. | ||
| Coin series reference: | "[[Coin series reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]2HGC 3.2, n° 1630, "[[Coin series reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]3RQEMAC, n° 144a | ||
| Coin series web reference: | |||
Obverse dies distribution
| Frequency ᵖ | Number of obverses ᵖ (o) | % (o) | Number of coins (n) | % (n) | Die name |
| 1 | 2 | 66.67 | 2 | 50 | 2, 3 |
| 2 | 1 | 33.33 | 2 | 50 | 1 |
| Total | 3 of 3 | 100 | 4 of 4 | 100 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obverses ᵖ (o) | 3 | Number of singletons (o1) ᵖ | 2 |
| Number of reverse dies (r) | 4 | Number of coins (n) | 4 |
| Coins per obverse die (n/o) | 1.33 | Coins per reverse die (n/r) | 1 |
| Reverse per obverse ratio (r/o) | 1.33 | Percentage of singletons (o1) ᵖ | 66.67 % |
| Original number of dies (O) (Carter 1983 formula) ᵖ | 9.49 | Coins struck if 20,000 as average productivity per die ᵖ | 189,800 |
| Original number of dies (O) (Esty 2011 formula) ᵖ (O) | 12 | Survival rate if 20,000 as average productivity per die ᵖ | 0.00002 |
| Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O) | 50% | Die productivity if survival rate 1/2,000 ᵖ | 842.99 |
| Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ | 437 kg <br /> 437 kg | Die productivity if survival rate 1/5,000 ᵖ | 2,107.48 |
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.
- ^ Hoover, Oliver D. (2017), Handbook of Coins of Macedon and Its Neighbors. 3. Part 2: Thrace, Skythia, and Taurike, Sixth to First Centuries BC, Lancaster-London, xix, 232 p.
- ^ Callataÿ, François de (2003), Recueil quantitatif des émissions monétaires archaïques et classiques, Numismatique Romaine, Wetteren, VII + 267 p.
