S 306 - Poseidonia, silver, hemiobols (530-490 BCE)
From SILVER
530 BCE - 490 BCE Silver 30 kg
Description
| Obverse: | |
| Reverse: | ΠΟΣEI (Greek). |
Mint and issuing power
| Mint: | Poseidonia | Ancient region: | Lucania | Modern country: Italy | Authority: |
Chronology
| From | 530 BCE | to | 490 BCE | Period: Archaic until 480 BC 
|
Physical description
| Metal: | Silver
|
Median weight in grams | 0.25 | Denomination: | hemiobol
|
Standard: |
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 2009, p. 317-322 | ||
| Coin series reference: | |||
Obverse dies distribution
| Frequency ᵖ | Number of obverses ᵖ (o) | % (o) | Number of coins (n) | % (n) | Die name |
| 1 | 1 | 25 | 1 | 11.11 | 188/1 |
| 2 | 1 | 25 | 2 | 22.22 | 192/1 |
| 3 | 2 | 50 | 6 | 66.67 | 173/1;189-90/2 |
| Total | 4 of 4 | 100 | 9 of 9 | 100 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obverses ᵖ (o) | 4 | Number of singletons (o1) ᵖ | 1 |
| Number of reverse dies (r) | 5 | Number of coins (n) | 9 |
| Coins per obverse die (n/o) | 2.25 | Coins per reverse die (n/r) | 1.8 |
| Reverse per obverse ratio (r/o) | 1.25 | Percentage of singletons (o1) ᵖ | 25 % |
| Original number of dies (O) (Carter 1983 formula) ᵖ | 5.95 | Coins struck if 20,000 as average productivity per die ᵖ | 119,000 |
| Original number of dies (O) (Esty 2011 formula) ᵖ (O) | 7.2 | Survival rate if 20,000 as average productivity per die ᵖ | 0.00008 |
| Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O) | 88.89% | Die productivity if survival rate 1/2,000 ᵖ | 3,025.21 |
| Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ | 30 kg <br /> 30 kg | Die productivity if survival rate 1/5,000 ᵖ | 7,563.03 |
Remarks
References
- ^ Brousseau, Louis (2009), Poseidonia de 600 à 273 av. J.-C. Etude de numismatique et d'histoire, I: Texte et planches; II: Catalogue, index et annexes, PhD, Paris.
