Ecbatana (Antiochus III), silver, tetradrachms (Antiochus III/Apollo seated on Omphalos - SC 1230) (223-211 BCE)
From SILVER
223 BCE - 211 BCE Silver 18,034 kg
Description
| ObverseInscription or printing placed on the obverse.: | Diademed head of Antiochus III right |
| ReverseInscription or printing placed on the reverse.: | BAΣΙΛΕΩΣ ANTIOXOY (Greek).Apollo seated left on omphalos, testing arrow 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 III the Great (Seleucid king, 222-187 BC), Seleucid Dynasty (312-63 BC) |
Chronology
| FromIdentifies the initial date in a range assigned in a numismatic context. | 223 BCE | toIdentifies the final date in a range assigned in a numismatic context.. | 211 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. 157-159, n° 691-710 | ||
| 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° 575, 579, 627-9, 638, "[[Coin series reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]3CSE, n° 1161, "[[Coin series reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]4SC I, n° 985, 9877, 1230-2 | ||
| 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 | 18 | 69.23 | 18 | 41.86 | 5, 6, 7, 8, 9, 10, 13, 14, 16, 17, 19, 20, 21, 22, 23, 24, 25, 26 |
| 2 | 3 | 11.54 | 6 | 13.95 | 2, 11, 15 |
| 3 | 3 | 11.54 | 9 | 20.93 | 3, 4, 12 |
| 4 | 1 | 3.85 | 4 | 9.3 | 18 |
| 6 | 1 | 3.85 | 6 | 13.95 | 1 |
| Total | 26 of 26 | 100.01 | 43 of 43 | 99.99 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obversesNumber of obverse dies. ᵖ (o) | 26 | Number of singletons (o1)The number of singleton coins. ᵖ | 18 |
| Number of reverse diesNumber of reverse dies. (r) | 33 | Number of coinsNumber of coins. (n) | 43 |
| Coins per obverse dieNumber of coins per obverse die. (n/o) | 1.65 | Coins per reverse dieNumber of coins per reverse die. (n/r) | 1.3 |
| Reverse per obverse ratioRatio of obverse dies divided by reverse dies. (r/o) | 1.27 | Percentage of singletons (o1)number of coins (n) divided by the number of singletons (o1) ᵖ | 69.23 % |
| Original number of dies (O) (Carter 1983 formula)The estimation of the number of coins according to Carter 1983 ᵖ | 53.04 | Coins struck if 20,000 as average productivity per dieCoins made if the average productivity for obverses (according to Carter) is 20,000. ᵖ | 1,060,800 |
| 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) | 65.76 | Survival rate if 20,000 as average productivity per dieSurvival rate if average productivity is 20,000. ᵖ | 0.00004 |
| Coverage (o = % of O) (Esty 1984 formula)Esty 1984 - coverage (% of O) ᵖ (o = % of O) | 58.14% | Die productivity if survival rate 1/2,000Average productivity if survival rate is 1/2,000. ᵖ | 1,621.42 |
| 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 | 18,034 kg <br /> 18,034 kg | Die productivity if survival rate 1/5,000Average productivity if survival rate is 1/5,000. ᵖ | 4,053.54 |
Remarks
Most likely one single workstation Likely military
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.
- ^ Houghton, Arthur (1983), Coins of the Seleucid Empire from the collection of Arthur Houghton, Ancient Coins in North American Collections 4, New York, xiv, 122 p., 2 fold. charts, 77 pls.
- ^ 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.
