Agrigentum, silver, tetradrachms (quadriga/eagles on hare) (410-406 BCE)
From SILVER
410 BCE - 406 BCE Silver 2,363 kg
Description
| ObverseInscription or printing placed on the obverse.: | Fast quadriga driven r. by charioteer holding kentron and reins, above, Nike flying l., holding wreath and below, MYP. In exergue, Scylla r. |
| ReverseInscription or printing placed on the reverse.: | AKPAΓ – ANTINON (Greek).Two eagles, one raising head and screaming, the other with head lowered, both perched on dead hare which lies upon a rock |
Mint and issuing power
| MintIdentifies the place of manufacture or issue of a numismatic object.: | Agrigentum | Ancient regionAncient region.: | Sicily | Modern countryModern country: Italy | AuthorityIdentifies the issuing power. The authority can be "pretended" when the name or the portrait of X is on the coin but he/she was not the issuing power. It can also be "uncertain" when there is no mention of X on the coin but he/she was the issuing power according to the historical sources: |
Chronology
| FromIdentifies the initial date in a range assigned in a numismatic context. | 410 BCE | toIdentifies the final date in a range assigned in a numismatic context.. | 406 BCE | PeriodTime period of the numismatic object.: Classical 480-323 BC 
|
Physical description
| MetalThe physical material (usually metal) from which an object is made.: | Silver
|
Median weightMedian of the weights of numismatic objects (in grams). in grams | 17.20 | DenominationTerm indicating the value of a numismatic object. Examples: tetradrachm, chalkous, denarius.: | tetradrachm
|
StandardStandard.: | Attic |
Image
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S 1500 - Agrigentum, silver, tetradrachms (410-406 BCE).jpg [1]
References
| Die study referencePublication of the study: | Westermark 20181Westermark 2018, p. 188-197, n° 583-596 | ||
| Coin series referenceReference to coin series study: | Sear I2Sear I, n° 750, HGC 23HGC 2, n° 86 | ||
| Coin series web referenceCoin series web references: | |||
Obverse dies distribution
| FrequencyFrequency of specimen in distribution. ᵖ | Number of obversesNumber of obverse dies. ᵖ (o) | % (o) | Number of coinsNumber of coins. (n) | % (n) | Die nameName(s) of the die(s). |
| 2 | 1 | 14.29 | 2 | 1.69 | 3 |
| 3 | 1 | 14.29 | 3 | 2.54 | 4 |
| 12 | 1 | 14.29 | 12 | 10.17 | 1 |
| 14 | 1 | 14.29 | 14 | 11.86 | 2 |
| 25 | 1 | 14.29 | 25 | 21.19 | 5 |
| 26 | 1 | 14.29 | 26 | 22.03 | 6 |
| 36 | 1 | 14.29 | 36 | 30.51 | 7 |
| Total | 7 of 7 | 100.03 | 118 of 118 | 99.99 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obversesNumber of obverse dies. ᵖ (o) | 7 | Number of singletons (o1)The number of singleton coins. ᵖ | |
| Number of reverse diesNumber of reverse dies. (r) | 12 | Number of coinsNumber of coins. (n) | 118 |
| Coins per obverse dieNumber of coins per obverse die. (n/o) | 16.86 | Coins per reverse dieNumber of coins per reverse die. (n/r) | 9.83 |
| Reverse per obverse ratioRatio of obverse dies divided by reverse dies. (r/o) | 1.71 | Percentage of singletons (o1)number of coins (n) divided by the number of singletons (o1) ᵖ | % |
| Original number of dies (O) (Carter 1983 formula)The estimation of the number of coins according to Carter 1983 ᵖ | 6.87 | Coins struck if 20,000 as average productivity per dieCoins made if the average productivity for obverses (according to Carter) is 20,000. ᵖ | 137,400 |
| Original number of dies (O) (Esty 2011 formula)The estimation of the number of coins according to the singleton formula in Esty 2011 ᵖ (O) | 7.44 | Survival rate if 20,000 as average productivity per dieSurvival rate if average productivity is 20,000. ᵖ | 0.00086 |
| Coverage (o = % of O) (Esty 1984 formula)Esty 1984 - coverage (% of O) ᵖ (o = % of O) | % | Die productivity if survival rate 1/2,000Average productivity if survival rate is 1/2,000. ᵖ | 34,352.26 |
| Weight of silver (in kg) if 20,000 coins per die (O = Carter formula)Carter 1983 * Median weight * 20000 (*10 if gold or electrum) ᵖ | 2,363 kg <br /> 2,363 kg | Die productivity if survival rate 1/5,000Average productivity if survival rate is 1/5,000. ᵖ | 85,880.64 |
Remarks
References
- ^ Westermark, Ulla (2018), The coinage of Akragas c. 510-406 BC, 2 vol., Uppsala.
- ^ Sear, David R. (1978), Greek coins and their values. Vol. I, Europe, London, xl, 316 p.
- ^ 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.
