S 922 - Syria (uncertain mint) (Seleucus II), silver, tetradrachms (245-225 BCE)
From SILVER
245 BCE - 225 BCE Silver 2,111 kg
Description
| ObverseInscription or printing placed on the obverse.: | Head of Seleukos II right, wearing a diadem. Border of dots. |
| ReverseInscription or printing placed on the reverse.: | BAΣΙΛΕΩΣ ΣΕΛΕΥΚΟΥ (Greek).Apollo left, naked, holding a arrow, leaning his elbows on a bow. In the field, 1/2 monogram(s). Border of dots. |
Mint and issuing power
| MintIdentifies the place of manufacture or issue of a numismatic object.: | Syria (uncertain mint) | Ancient regionAncient region.: | Syria | 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: | Seleucid Dynasty (312-63 BC), Seleucus II Callinicus (Seleucid king, 246-225 BC) |
Chronology
| FromIdentifies the initial date in a range assigned in a numismatic context. | 245 BCE | toIdentifies the final date in a range assigned in a numismatic context.. | 225 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 |
References
| Die study referencePublication of the study: | A. Houghton1A. Houghton, "New Light on Coin Production under Seleucus II in Northern Syria, Commagene, and Mesopotamia", American Journal of Numismatic 23 (2011), p. 17-34, pl. 3-6 (p. 22-24, n° 1-5 et 11-21). | ||
| 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). |
| 1 | 2 | 40 | 2 | 12.5 | |
| 2 | 1 | 20 | 2 | 12.5 | |
| 4 | 1 | 20 | 4 | 25 | |
| 8 | 1 | 20 | 8 | 50 | |
| Total | 5 of 5 | 100 | 16 of 16 | 100 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obversesNumber of obverse dies. ᵖ (o) | 5 | Number of singletons (o1)The number of singleton coins. ᵖ | 2 |
| Number of reverse diesNumber of reverse dies. (r) | 4 | Number of coinsNumber of coins. (n) | 16 |
| Coins per obverse dieNumber of coins per obverse die. (n/o) | 3.2 | Coins per reverse dieNumber of coins per reverse die. (n/r) | 4 |
| Reverse per obverse ratioRatio of obverse dies divided by reverse dies. (r/o) | 0.8 | Percentage of singletons (o1)number of coins (n) divided by the number of singletons (o1) ᵖ | 40 % |
| 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) | 7.27 | Survival rate if 20,000 as average productivity per dieSurvival rate if average productivity is 20,000. ᵖ | 0.00013 |
| Coverage (o = % of O) (Esty 1984 formula)Esty 1984 - coverage (% of O) ᵖ (o = % of O) | 87.5% | Die productivity if survival rate 1/2,000Average productivity if survival rate is 1/2,000. ᵖ | 5,152.98 |
| 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 | 12,882.45 |
Remarks
References
- ^ A. Houghton
