Agrigentum, silver, pentalitrai (crab/eagle) (450-440 BCE)
From SILVER
450 BCE - 440 BCE Silver 164 kg
Description
| Obverse: | PEN (for pentalitron) (Greek).Eagle standing left on Ionic capital |
| Reverse: | Crab, ornament |
Mint and issuing power
| Mint: | Agrigentum | Ancient region: | Sicily | Modern country: Italy | Authority: |
Chronology
| From | 450 BCE | to | 440 BCE | Period: Classical 480-323 BC 
|
Physical description
| Metal: | Silver
|
Median weight in grams | 4.10 | Denomination: | pentalitron, drachma
|
Standard: |
Image
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References
| Die study reference: | "[[Die study reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]1Westermark 2018, p. 141-141, n° 444-447 | ||
| Coin series reference: | "[[Coin series reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]2HGC 2, n° 112 | ||
| Coin series web reference: | |||
Obverse dies distribution
| Frequency ᵖ | Number of obverses ᵖ (o) | % (o) | Number of coins (n) | % (n) | Die name |
| 10 | 1 | 50 | 10 | 41.67 | 1 |
| 14 | 1 | 50 | 14 | 58.33 | 2 |
| Total | 2 of 2 | 100 | 24 of 24 | 100 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obverses ᵖ (o) | 2 | Number of singletons (o1) ᵖ | |
| Number of reverse dies (r) | 2 | Number of coins (n) | 24 |
| Coins per obverse die (n/o) | 12 | Coins per reverse die (n/r) | 12 |
| Reverse per obverse ratio (r/o) | 1 | Percentage of singletons (o1) ᵖ | % |
| Original number of dies (O) (Carter 1983 formula) ᵖ | 2 | Coins struck if 20,000 as average productivity per die ᵖ | 40,000 |
| Original number of dies (O) (Esty 2011 formula) ᵖ (O) | 2.18 | Survival rate if 20,000 as average productivity per die ᵖ | 0.00060 |
| Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O) | % | Die productivity if survival rate 1/2,000 ᵖ | 24,000 |
| Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ | 164 kg <br /> 164 kg | Die productivity if survival rate 1/5,000 ᵖ | 60,000 |
Remarks
Most likely one single workstation
References
- ^ Westermark, Ulla (2018), The coinage of Akragas c. 510-406 BC, 2 vol., Uppsala.
- ^ Hoover, Oliver D. (2012), The Handbook of Greek Coinage Series. 2. Handbook of the Coins of Sicily (Including Lipara). Civic, Royal, Siculo-Punic, and Romano-Sicilian Issues. Sixth to First Centuries BC, Lancaster-London, 489 p.
