Erythrae, silver, tetradrachms (Heracles/club & bow in quiver) (325-315 BCE)
From SILVER
325 BCE - 315 BCE Silver 273 kg
Description
| ObverseInscription or printing placed on the obverse.: | Head of Heracles right, wearing Nemean lion skin headdress. |
| ReverseInscription or printing placed on the reverse.: | ΕΡΥ (Greek).Club l., bow and quiver, full name of controler |
Mint and issuing power
| MintIdentifies the place of manufacture or issue of a numismatic object.: | Erythrae | Ancient regionAncient region.: | Ionia | Modern countryModern country: Turkey | 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: | Alexander III the Great (Argead king, 336-323 BC) |
Chronology
| FromIdentifies the initial date in a range assigned in a numismatic context. | 325 BCE | toIdentifies the final date in a range assigned in a numismatic context.. | 315 BCE | PeriodTime period of the numismatic object.: Hellenistic 323-30 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 | 14.20 | DenominationTerm indicating the value of a numismatic object. Examples: tetradrachm, chalkous, denarius.: | tetradrachm
|
StandardStandard.: |
Image
Erythrae_Heracles_Club_bow_quiver_325-315.jpg [1]
References
| Die study referencePublication of the study: | Kinns 19801Kinns 1980, p. 431-432 (Period III, AR IA). | ||
| Coin series referenceReference to coin series study: | |||
| 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). |
| 35 | 1 | 100 | 35 | 100 | 1 |
| Total | 1 of 1 | 100 | 35 of 35 | 100 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obversesNumber of obverse dies. ᵖ (o) | 1 | Number of singletons (o1)The number of singleton coins. ᵖ | 0 |
| Number of reverse diesNumber of reverse dies. (r) | 14 | Number of coinsNumber of coins. (n) | 35 |
| Coins per obverse dieNumber of coins per obverse die. (n/o) | 35 | Coins per reverse dieNumber of coins per reverse die. (n/r) | 2.5 |
| Reverse per obverse ratioRatio of obverse dies divided by reverse dies. (r/o) | 14 | Percentage of singletons (o1)number of coins (n) divided by the number of singletons (o1) ᵖ | 0 % |
| Original number of dies (O) (Carter 1983 formula)The estimation of the number of coins according to Carter 1983 ᵖ | 0.96 | Coins struck if 20,000 as average productivity per dieCoins made if the average productivity for obverses (according to Carter) is 20,000. ᵖ | 19,200 |
| 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) | 1.03 | Survival rate if 20,000 as average productivity per dieSurvival rate if average productivity is 20,000. ᵖ | 0.00182 |
| Coverage (o = % of O) (Esty 1984 formula)Esty 1984 - coverage (% of O) ᵖ (o = % of O) | 100% | Die productivity if survival rate 1/2,000Average productivity if survival rate is 1/2,000. ᵖ | 72,916.67 |
| 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 | 273 kg <br /> 273 kg | Die productivity if survival rate 1/5,000Average productivity if survival rate is 1/5,000. ᵖ | 182,291.67 |
Remarks
Most likely one single workstation
References
- ^ Kinns, Philip (1980), Studies in the coinage of Ionia: Erythrae, Teos, Lebedus, Colophon, c. 400-30 B.C., unpublished PhD thesis, Cambridge University.
