Syracuse, silver, didrachms (rider/Arethusa) (510-490 BCE)

Die Studies Database

SILVER IDUnique ID of the page ^ᵖ: 8081

510 BCE - 490 BCE Silver 409 kg

Description

ObverseInscription or printing placed on the obverse.:	ΣVPA(⚲OΣION) (Greek).Horseman riding, walking horse alongside in background
ReverseInscription or printing placed on the reverse.:	Head of Arethusa, three dolphins

Mint and issuing power

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

Syracuse

Ancient regionAncient region.:

Sicily

Modern countryModern country: Italy

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:

Chronology

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

510 BCE

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

490 BCE

PeriodTime period of the numismatic object.: Archaic until 480 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

8.45

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

didrachm

StandardStandard.:

Attic

Image

]]AC 87a - Syracuse, silver, didrachms (510-490 BCE).jpg [1]

References

Die study referencePublication of the study:	"[[Die study reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]1Boehringer 1929, p. 116, n° 32-33.
Coin series referenceReference to coin series study:	"[[Coin series reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]2Sear I, n° 736, "[[Coin series reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]3RQEMAC, n° 87a
Coin series web referenceCoin series web references:	https://greekcoinage.org/iris/id/syracuse.boerhinger 1929.32-33

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	50	3	42.86
4	1	50	4	57.14
Total	2 of 2	100	7 of 7	100

Reverse dies distribution

no distribution is available

Quantification

Number of obversesNumber of obverse dies. ᵖ (o)	2	Number of singletons (o1)The number of singleton coins. ᵖ
Number of reverse diesNumber of reverse dies. (r)	2	Number of coinsNumber of coins. (n)	7
Coins per obverse dieNumber of coins per obverse die. (n/o)	3.5	Coins per reverse dieNumber of coins per reverse die. (n/r)	3.5
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	2.42	Coins struck if 20,000 as average productivity per dieCoins made if the average productivity for obverses (according to Carter) is 20,000. ᵖ	48,400
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)	2.8	Survival rate if 20,000 as average productivity per dieSurvival rate if average productivity is 20,000. ᵖ	0.00014
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	5,785.12
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	409 kg <br /> 409 kg	Die productivity if survival rate 1/5,000Average productivity if survival rate is 1/5,000. ᵖ	14,462.81

Remarks

Most likely one single workstation