Ecbatana (Antiochus I), silver, tetradrachms (Antiochus I/seated Apollo) (278-261 BCE)
From SILVER
278 BCE - 261 BCE Silver 2,111 kg
Description
| ObverseInscription or printing placed on the obverse.: | Diademed head of Antiochus I right |
| ReverseInscription or printing placed on the reverse.: | BAΣΙΛΕΩΣ ANTIOXOΥ (Greek).Apollo seated left on omphalos, holding three arrows and resting left hand on grounded bow |
Mint and issuing power
| MintIdentifies the place of manufacture or issue of a numismatic object.: | Ecbatana | Ancient regionAncient region.: | Media | Modern countryModern country: Iran | 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: | Antiochus I Soter (Seleucid king, 281-261 BC), Seleucid Dynasty (312-63 BC) |
Chronology
| FromIdentifies the initial date in a range assigned in a numismatic context. | 278 BCE | toIdentifies the final date in a range assigned in a numismatic context.. | 261 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 | 17.00 | DenominationTerm indicating the value of a numismatic object. Examples: tetradrachm, chalkous, denarius.: | tetradrachm
|
StandardStandard.: | Attic |
Image
References
| Die study referencePublication of the study: | "[[Die study reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]1Boillet 2009, p. 95-100, n° 327-375 | ||
| Coin series referenceReference to coin series study: | "[[Coin series reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]2ESM, n° 528, "[[Coin series reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]3HGC 9, n° 128, "[[Coin series reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]4SC I, n° 409 | ||
| 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). |
| 1 | 2 | 33.33 | 2 | 4.08 | 2, 4 |
| 2 | 1 | 16.67 | 2 | 4.08 | 6 |
| 7 | 1 | 16.67 | 7 | 14.29 | 3 |
| 8 | 1 | 16.67 | 8 | 16.33 | 5 |
| 30 | 1 | 16.67 | 30 | 61.22 | 1 |
| Total | 6 of 6 | 100.01 | 49 of 49 | 100 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obversesNumber of obverse dies. ᵖ (o) | 6 | Number of singletons (o1)The number of singleton coins. ᵖ | 2 |
| Number of reverse diesNumber of reverse dies. (r) | 24 | Number of coinsNumber of coins. (n) | 49 |
| Coins per obverse dieNumber of coins per obverse die. (n/o) | 8.17 | Coins per reverse dieNumber of coins per reverse die. (n/r) | 2.04 |
| Reverse per obverse ratioRatio of obverse dies divided by reverse dies. (r/o) | 4 | Percentage of singletons (o1)number of coins (n) divided by the number of singletons (o1) ᵖ | 33.33 % |
| Original number of dies (O) (Carter 1983 formula)The estimation of the number of coins according to Carter 1983 ᵖ | 6.21 | Coins struck if 20,000 as average productivity per dieCoins made if the average productivity for obverses (according to Carter) is 20,000. ᵖ | 124,200 |
| 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) | 6.84 | Survival rate if 20,000 as average productivity per dieSurvival rate if average productivity is 20,000. ᵖ | 0.00039 |
| Coverage (o = % of O) (Esty 1984 formula)Esty 1984 - coverage (% of O) ᵖ (o = % of O) | 95.92% | Die productivity if survival rate 1/2,000Average productivity if survival rate is 1/2,000. ᵖ | 15,781 |
| 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 | 2,111 kg <br /> 2,111 kg | Die productivity if survival rate 1/5,000Average productivity if survival rate is 1/5,000. ᵖ | 39,452.5 |
Remarks
Most likely one single workstation
References
- ^ Boillet, Pierre-Yves (2009), Ecbatane et la Médie d’Alexandre aux Arsacides (c. 331 a.C. - c. 224 p.C.). Histoire monétaire et économique, unpublished doctoral dissertation, Bordeaux University.
- ^ Newell, Edawrd T. (1938), The coinage of the eastern Seleucid mints, from Seleucus I to Antiochus III, Numismatic Studies 1, New York, 307 p., LVI pl.
- ^ Hoover, Oliver D. (2009), Handbook of ancient Syrian coins : royal and civic issues, fourth to first centuries BC, The Handbook of Greek Coinage 9, Lancaster, lxix, 332 p.
- ^ Houghton, Arthur - Lorber, Catharine (2002), Seleucid coins : a comprehensive catalogue. Part 1, Seleucus I through Antiochus III, New York - Lancaster - London, 2 v. (xxxviii, 488 p. + 300 p.), 101 pl.
