Seleuceia ad Calycadnum (Antiochus VII), silver, tetradrachms (138-129 BCE)
From SILVER
138 BCE - 129 BCE Silver 434 kg
Description
| ObverseInscription or printing placed on the obverse.: | Diademed head right |
| ReverseInscription or printing placed on the reverse.: | (Greek).Athena Nikephoros standing left, plant to outer left, to inner left, owl above AI, ISI and monogram in exergue |
Mint and issuing power
| MintIdentifies the place of manufacture or issue of a numismatic object.: | Seleuceia ad Calycadnum | Ancient regionAncient region.: | Cilicia | 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: | Antiochus VII Euergetes (Seleucid king, 138-129 BC), Seleucid Dynasty (312-63 BC) |
Chronology
| FromIdentifies the initial date in a range assigned in a numismatic context. | 138 BCE | toIdentifies the final date in a range assigned in a numismatic context.. | 129 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 | 17.10 | DenominationTerm indicating the value of a numismatic object. Examples: tetradrachm, chalkous, denarius.: | tetradrachm
|
StandardStandard.: | Attic |
Image
S2113 Seleucia ad Calycadnus Antiochus VII.jpg [1]
References
| Die study referencePublication of the study: | Houghton 1989b1Houghton 1989b, p. 87, n° 15-17 | ||
| Coin series referenceReference to coin series study: | |||
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). |
| 3 | 1 | 100 | 3 | 100 | 1 |
| Total | 1 of 1 | 100 | 3 of 3 | 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 | |
| Number of reverse diesNumber of reverse dies. (r) | 3 | Number of coinsNumber of coins. (n) | 3 |
| Coins per obverse dieNumber of coins per obverse die. (n/o) | 3 | Coins per reverse dieNumber of coins per reverse die. (n/r) | 1 |
| Reverse per obverse ratioRatio of obverse dies divided by reverse dies. (r/o) | 3 | 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 | 1.27 | Coins struck if 20,000 as average productivity per dieCoins made if the average productivity for obverses (according to Carter) is 20,000. ᵖ | 25,400 |
| 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) | 1.5 | Survival rate if 20,000 as average productivity per dieSurvival rate if average productivity is 20,000. ᵖ | 0.00012 |
| 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 | 4,724.41 |
| 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 | 434 kg <br /> 434 kg | Die productivity if survival rate 1/5,000Average productivity if survival rate is 1/5,000. ᵖ | 11,811.02 |
Remarks
Most likely one single workstation
References
- ^ Houghton, Arthur (1989), "The Royal Seleucid Mint of Seleucia on the Calycadnus", in Essays Kraay-Morkholm, Wetteren, 1989, p. 79-100, pl. 23-29
