S 854 - Bactria (uncertain mint) (Diodotus II), silver, tetradrachms (235-220 BCE) Bordeaux

From SILVER
SILVER IDUnique ID of the page : 9077


235 BCE - 220 BCE Silver 7,338 kg

Description
ObverseInscription or printing placed on the obverse.: Head of king Diodotus right, wearing diadem. Border of dots.
ReverseInscription or printing placed on the reverse.: ΒΑΣΙΛΕΩΣ ΔΙΟΔΟΤΟΥ (Greek).Zeus left, naked, aegis on left arm, brandishing thunderbolt. At feet, eagle. In field, a monogram (and a letter). All within border of dots.
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: Bactrian Kingdom, Diodotus II of Bactria (king in Bactria, 239-223 C)
Chronology
FromIdentifies the initial date in a range assigned in a numismatic context. 235 BCE toIdentifies the final date in a range assigned in a numismatic context.. 220 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 16.80 DenominationTerm indicating the value of a numismatic object. Examples: tetradrachm, chalkous, denarius.: tetradrachm Nomisma.org StandardStandard.: Attic
Image
S854 Diodotus II tetradrachms.jpg [1]
References
Die study referencePublication of the study: Bordeaux 20181Bordeaux 2018, p. 168-170, n° 467, 469-471, 483-502, 506-517, 522-535
Coin series referenceReference to coin series study: Sear II2Sear II, n° 7511, HGC 123HGC 12, n° 22



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 8 47.06 8 16 51, 56, 57, 59, 61, 62, 63, 64
2 2 11.76 4 8 49, 60
3 2 11.76 6 12 52, 54
5 2 11.76 10 20 48, 55
6 1 5.88 6 12 53
7 1 5.88 7 14 50
9 1 5.88 9 18 58
Total 17 of 17 99.98 50 of 50 100
Reverse dies distribution

no distribution is available


Quantification
Number of obversesNumber of obverse dies.  (o) 17 Number of singletons (o1)The number of singleton coins.  8
Number of reverse diesNumber of reverse dies. (r) 31 Number of coinsNumber of coins. (n) 50
Coins per obverse dieNumber of coins per obverse die. (n/o) 2.94 Coins per reverse dieNumber of coins per reverse die. (n/r) 1.61
Reverse per obverse ratioRatio of obverse dies divided by reverse dies. (r/o) 1.82 Percentage of singletons (o1)number of coins (n) divided by the number of singletons (o1)  47.06 %
Original number of dies (O) (Carter 1983 formula)The estimation of the number of coins according to Carter 1983  21.84 Coins struck if 20,000 as average productivity per dieCoins made if the average productivity for obverses (according to Carter) is 20,000.  436,800
Original number of dies (O) (Esty 2011 formula)The estimation of the number of coins according to the singleton formula in Esty 2011  (O) 25.76 Survival rate if 20,000 as average productivity per dieSurvival rate if average productivity is 20,000.  0.00011
Coverage (o = % of O) (Esty 1984 formula)Esty 1984 - coverage (% of O)  (o = % of O) 84% Die productivity if survival rate 1/2,000Average productivity if survival rate is 1/2,000.  4,578.75
Weight of silver (in kg) if 20,000 coins per die (O = Carter formula)Carter 1983 * Median weight * 20000 (*10 if gold or electrum)  7,338 kg <br /> 7,338 kg Die productivity if survival rate 1/5,000Average productivity if survival rate is 1/5,000.  11,446.89
Remarks


References

  1. ^  Bordeaux, Olivier (2018), s (IIIe s. a.C.-Ier s. p.C.), Numismatica Antiqua 8, Bordeaux, 326 p.
  2. ^  Sear, David R. (1979), Greek coins and their values. Vol. II, Asia and North Africa, London, xlviii, p. 317-762
  3. ^  Hoover, Oliver D. (2013), Handbook of coins of Baktria and ancient India : including Sogdiana, Margiana, Areia, and the Indo-Greek, Indo-Skythian, and native Indian states south of the Hindu Kush, fifth century BC to first century, Lancaster-London,