S 315 - Poseidonia, silver, diobol or triobol, 440-420 BC
From SILVER
440 BCE - 420 BCE Silver 42 kg
Description
| Obverse: | ΠΟΣ (Greek).Poseidon striding to right, brandishing trident, to left, olive branch. |
| Reverse: | ΠΟΣ (Greek).Bull standing to left, with a barley grain in the exergue. HN III 1119. SNG ANS 696-8. Rare, when legible as here. |
Mint and issuing power
| Mint: | Poseidonia | Ancient region: | Lucania | Modern country: Italy | Authority: |
Chronology
| From | 440 BCE | to | 420 BCE | Period: Classical 480-323 BC 
|
Physical description
| Metal: | Silver
|
Median weight in grams | 1.30 | Denomination: | diobol or triobol | 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.]]1Brousseau 2003, p. 117, n° #281. | ||
| Coin series reference: | |||
Obverse dies distribution
| Frequency ᵖ | Number of obverses ᵖ (o) | % (o) | Number of coins (n) | % (n) | Die name |
| 2 | 1 | 100 | 2 | 100 | |
| Total | 1 of 1 | 100 | 2 of 2 | 100 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obverses ᵖ (o) | 1 | Number of singletons (o1) ᵖ | |
| Number of reverse dies (r) | 1 | Number of coins (n) | 2 |
| Coins per obverse die (n/o) | 2 | Coins per reverse die (n/r) | 2 |
| Reverse per obverse ratio (r/o) | 1 | Percentage of singletons (o1) ᵖ | % |
| Original number of dies (O) (Carter 1983 formula) ᵖ | 1.62 | Coins struck if 20,000 as average productivity per die ᵖ | 32,400 |
| Original number of dies (O) (Esty 2011 formula) ᵖ (O) | 2 | Survival rate if 20,000 as average productivity per die ᵖ | 0.00006 |
| Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O) | % | Die productivity if survival rate 1/2,000 ᵖ | 2,469.14 |
| Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ | 42 kg <br /> 42 kg | Die productivity if survival rate 1/5,000 ᵖ | 6,172.84 |
Remarks
References
- ^ Brousseau, Louis (2003), Le monnayage d'argent de Poseidonia : une étude de coins sur les statères et les drachmes [Unpublished doctoral dissertation], Paris-Sorbonne University.
