Agrigentum, silver, tetradrachms (eagle on hare)/crab & fish) (420-410 BCE)
From SILVER
420 BCE - 410 BCE Silver 664 kg
Description
| Obverse: | ΑΚRΑΓ – ΑΝΤΙΝ – Ο – Ν (Greek).Eagle l., with wings spread, perched on dead hare lying on rock against which rests a murex and a cockle-shell |
| Reverse: | Crab, in l. field, a cockle-shell. Beneath, a large fish (polyprium cernium) swimming l. |
Mint and issuing power
| Mint: | Agrigentum | Ancient region: | Sicily | Modern country: Italy | Authority: |
Chronology
| From | 420 BCE | to | 410 BCE | Period: Classical 480-323 BC 
|
Physical description
| Metal: | Silver
|
Median weight in grams | 17.30 | Denomination: | tetradrachm
|
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. 165-171, n° 529-535 (Period III) | ||
| 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° 747 | ||
| Coin series web reference: | |||
Obverse dies distribution
| Frequency ᵖ | Number of obverses ᵖ (o) | % (o) | Number of coins (n) | % (n) | Die name |
| 28 | 1 | 50 | 28 | 48.28 | 1' |
| 30 | 1 | 50 | 30 | 51.72 | 1 |
| Total | 2 of 2 | 100 | 58 of 58 | 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) | 5 | Number of coins (n) | 58 |
| Coins per obverse die (n/o) | 29 | Coins per reverse die (n/r) | 11.6 |
| Reverse per obverse ratio (r/o) | 2.5 | Percentage of singletons (o1) ᵖ | % |
| Original number of dies (O) (Carter 1983 formula) ᵖ | 1.92 | Coins struck if 20,000 as average productivity per die ᵖ | 38,400 |
| Original number of dies (O) (Esty 2011 formula) ᵖ (O) | 2.07 | Survival rate if 20,000 as average productivity per die ᵖ | 0.00151 |
| Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O) | % | Die productivity if survival rate 1/2,000 ᵖ | 60,416.67 |
| Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ | 664 kg <br /> 664 kg | Die productivity if survival rate 1/5,000 ᵖ | 151,041.67 |
Remarks
