S 1252 - Bactria (uncertain mint) (Demetrius I), silver, tetradrachms (200-180 BCE)

From SILVER
SILVER IDUnique ID of the page : 9376


200 BCE - 180 BCE Silver 2,680 kg

Description
ObverseInscription or printing placed on the obverse.: Head of king Demetrius right, wearing diadem and elephant scalp, drapery around neck. Border of dots.
ReverseInscription or printing placed on the reverse.: ΒΑΣΙΛΕΩΣ ΔΗΜΗΤΡΙΟΥ (Greek).Heracles, standing facing, crowning himself with right hand, holding club and lion skin over left arm. In left field, monogram.
Mint and issuing power
MintIdentifies the place of manufacture or issue of a numismatic object.: Bactria (uncertain mint) Ancient regionAncient region.: Bactria Modern countryModern country: Afghanistan 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: Demetrius I (Indo-Greek king, c. 200–180 BC)
Chronology
FromIdentifies the initial date in a range assigned in a numismatic context. 200 BCE toIdentifies the final date in a range assigned in a numismatic context.. 180 BCE PeriodTime period of the numismatic object.: Hellenistic 323-30 BC Nomisma.org
Physical description
MetalThe physical material (usually metal) from which an object is made.: Silver Nomisma.org Median weightMedian of the weights of numismatic objects (in grams). in grams 16.50 DenominationTerm indicating the value of a numismatic object. Examples: tetradrachm, chalkous, denarius.: tetradrachm Nomisma.org StandardStandard.: Attic
References
Die study referencePublication of the study: Glenn 20201Glenn 2020, p. 268, no. 284-293.
Coin series referenceReference to coin series study:



Obverse dies distribution
FrequencyFrequency of specimen in distribution.  Number of obversesNumber of obverse dies.  (o) % (o) Number of coinsNumber of coins. (n) % (n) Die nameName(s) of the die(s).
1 2 40 2 20 O74, O75
2 1 20 2 20 O71
3 2 40 6 60 O72, O73
Total 5 of 5 100 10 of 10 100
Reverse dies distribution

no distribution is available


Quantification
Number of obversesNumber of obverse dies.  (o) 5 Number of singletons (o1)The number of singleton coins.  2
Number of reverse diesNumber of reverse dies. (r) 6 Number of coinsNumber of coins. (n) 10
Coins per obverse dieNumber of coins per obverse die. (n/o) 2 Coins per reverse dieNumber of coins per reverse die. (n/r) 1.67
Reverse per obverse ratioRatio of obverse dies divided by reverse dies. (r/o) 1.2 Percentage of singletons (o1)number of coins (n) divided by the number of singletons (o1)  40 %
Original number of dies (O) (Carter 1983 formula)The estimation of the number of coins according to Carter 1983  8.12 Coins struck if 20,000 as average productivity per dieCoins made if the average productivity for obverses (according to Carter) is 20,000.  162,400
Original number of dies (O) (Esty 2011 formula)The estimation of the number of coins according to the singleton formula in Esty 2011  (O) 10 Survival rate if 20,000 as average productivity per dieSurvival rate if average productivity is 20,000.  0.00006
Coverage (o = % of O) (Esty 1984 formula)Esty 1984 - coverage (% of O)  (o = % of O) 80% Die productivity if survival rate 1/2,000Average productivity if survival rate is 1/2,000.  2,463.05
Weight of silver (in kg) if 20,000 coins per die (O = Carter formula)Carter 1983 * Median weight * 20000 (*10 if gold or electrum)  2,680 kg <br /> 2,680 kg Die productivity if survival rate 1/5,000Average productivity if survival rate is 1/5,000.  6,157.64
Remarks


References

  1. ^  Glenn, Simon (2020), Money and Power in Hellenistic Bactria: Euthydemus I to Antimachus I, Numismatic Studies 43, New York, 2020, 394 p., 106 pl.