H 218a - Ephesus, silver, didrachm

SILVER IDUnique ID of the page ^ᵖ: 7987

166 BCE - 128 BCE Silver 1,699 kg

Description

ObverseInscription or printing placed on the obverse.:	Lion's skin draped over club, all within wreath
ReverseInscription or printing placed on the reverse.:	EΦE (Greek).Grape bunch on vine, K to upper left, to right, bust of Artemis right, quiver on shoulder

Mint and issuing power

MintIdentifies the place of manufacture or issue of a numismatic object.:

Ephesus

Ancient regionAncient region.:

Ionia

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:

Attalid Kingdom

Chronology

FromIdentifies the initial date in a range assigned in a numismatic context.

166 BCE

toIdentifies the final date in a range assigned in a numismatic context..

128 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

6.10

DenominationTerm indicating the value of a numismatic object. Examples: tetradrachm, chalkous, denarius.:

half cistophorus

StandardStandard.:

Cistophoric

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Image

H218a Ephesus half cistophori.jpg [1]

References

Die study referencePublication of the study:	Kleiner - Noe 19771Kleiner - Noe 1977
Coin series referenceReference to coin series study:	Sear II2Sear II, n° 4391, RQEMH3RQEMH, n° 218a

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Obverse dies distribution

no distribution is available

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Reverse dies distribution

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Quantification

Number of obversesNumber of obverse dies. ^ᵖ (o)	5	Number of singletons (o1)The number of singleton coins. ^ᵖ
Number of reverse diesNumber of reverse dies. (r)	5	Number of coinsNumber of coins. (n)	7
Coins per obverse dieNumber of coins per obverse die. (n/o)	1.4	Coins per reverse dieNumber of coins per reverse die. (n/r)	1.4
Reverse per obverse ratioRatio of obverse dies divided by reverse dies. (r/o)	1	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	13.93	Coins struck if 20,000 as average productivity per dieCoins made if the average productivity for obverses (according to Carter) is 20,000. ^ᵖ	278,600
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)	17.5	Survival rate if 20,000 as average productivity per dieSurvival rate if average productivity is 20,000. ^ᵖ	0.00003
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	1,005.03
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	1,699 kg <br /> 1,699 kg	Die productivity if survival rate 1/5,000Average productivity if survival rate is 1/5,000. ^ᵖ	2,512.56

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Remarks

References

^ Kleiner, Fred S. - Noe, Sydney P. (1977), The early Cistophoric coinage, Numismatic Studies 14, New York, 129 p., 38 pl.
^ Sear, David R. (1979), Greek coins and their values. Vol. II, Asia and North Africa, London, xlviii, p. 317-762
^ Callataÿ, François de (1997), Recueil quantitatif des émissions monétaires hellénistiques, Numismatique Romaine, Wetteren, X + 341 p.