Leucas (Roman Republic), silver, didrachms (87 BCE)
From SILVER
87 BCE - 84 BCE Silver 6,095 kg
Description
| ObverseInscription or printing placed on the obverse.: | Statue of Aphrodite Aineias standing right, holding aphlaston, in background, stag standing right, to left, eagle standing right and long scepter surmounted by dove standing right, all within laurel wreath |
| ReverseInscription or printing placed on the reverse.: | ΛEYKAΔIΩN / ΛEΩN (Greek).Prow right, decorated with laurel wreath, [Λ]EYKAΔIΩN/ΛEΩN and monogram in two lines above, monogram to right |
Mint and issuing power
| MintIdentifies the place of manufacture or issue of a numismatic object.: | Leucas | Ancient regionAncient region.: | Acarnania | Modern countryModern country: Greece | 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: | Roman Republic |
Chronology
| FromIdentifies the initial date in a range assigned in a numismatic context. | 87 BCE | toIdentifies the final date in a range assigned in a numismatic context.. | 84 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 | 8.15 | DenominationTerm indicating the value of a numismatic object. Examples: tetradrachm, chalkous, denarius.: | didrachm
|
StandardStandard.: | Attic |
Image
S148 Leukas didrachms.jpg [1]
References
| Die study referencePublication of the study: | Callataÿ 2015a1Callataÿ 2015a | ||
| Coin series referenceReference to coin series study: | Sear I2Sear I, n° 2283, HGC 43HGC 4, n° 857 | ||
| Coin series web referenceCoin series web references: | |||
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 | 10 | 28.57 | 10 | 4.5 | 5, 6, 7, 8, 13, 14, 19, 21, 29, 35 |
| 2 | 5 | 14.29 | 10 | 4.5 | 22, 26, 30, 33, 34 |
| 3 | 2 | 5.71 | 6 | 2.7 | 12, 15 |
| 4 | 2 | 5.71 | 8 | 3.6 | 11, 32 |
| 5 | 2 | 5.71 | 10 | 4.5 | 1, 2 |
| 6 | 1 | 2.86 | 6 | 2.7 | 3 |
| 7 | 2 | 5.71 | 14 | 6.31 | 16, 27 |
| 8 | 1 | 2.86 | 8 | 3.6 | 23 |
| 9 | 1 | 2.86 | 9 | 4.05 | 18 |
| 10 | 2 | 5.71 | 20 | 9.01 | 10, 28 |
| 13 | 1 | 2.86 | 13 | 5.86 | 25 |
| 14 | 2 | 5.71 | 28 | 12.61 | 4, 17 |
| 16 | 1 | 2.86 | 16 | 7.21 | 9 |
| 18 | 1 | 2.86 | 18 | 8.11 | 31 |
| 21 | 1 | 2.86 | 21 | 9.46 | 24 |
| 25 | 1 | 2.86 | 25 | 11.26 | 20 |
| Total | 35 of 35 | 100 | 222 of 222 | 99.98 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obversesNumber of obverse dies. ᵖ (o) | 35 | Number of singletons (o1)The number of singleton coins. ᵖ | 11 |
| Number of reverse diesNumber of reverse dies. (r) | 86 | Number of coinsNumber of coins. (n) | 222 |
| Coins per obverse dieNumber of coins per obverse die. (n/o) | 6.34 | Coins per reverse dieNumber of coins per reverse die. (n/r) | 2.58 |
| Reverse per obverse ratioRatio of obverse dies divided by reverse dies. (r/o) | 2.46 | Percentage of singletons (o1)number of coins (n) divided by the number of singletons (o1) ᵖ | 31.43 % |
| Original number of dies (O) (Carter 1983 formula)The estimation of the number of coins according to Carter 1983 ᵖ | 37.39 | Coins struck if 20,000 as average productivity per dieCoins made if the average productivity for obverses (according to Carter) is 20,000. ᵖ | 747,800 |
| 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) | 41.55 | Survival rate if 20,000 as average productivity per dieSurvival rate if average productivity is 20,000. ᵖ | 0.00030 |
| Coverage (o = % of O) (Esty 1984 formula)Esty 1984 - coverage (% of O) ᵖ (o = % of O) | 95.05% | Die productivity if survival rate 1/2,000Average productivity if survival rate is 1/2,000. ᵖ | 11,874.83 |
| 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 | 6,095 kg <br /> 6,095 kg | Die productivity if survival rate 1/5,000Average productivity if survival rate is 1/5,000. ᵖ | 29,687.08 |
Remarks
References
- ^ Callataÿ, François de (2015), “The late Hellenistic didrachms of Leukas: another case of Greek coinage for the Roman army”, in Peter van Alfen, Gilles Bransbourg and Michel Amandry (eds.), FIDES. Contributions to Numismatics in Honor of Richard B. Witschonke, New York, p. 239-270, 7 pl.
- ^ Sear, David R. (1978), Greek coins and their values. Vol. I, Europe, London, xl, 316 p.
- ^ Hoover, Oliver D. (2014), Handbook of Greek Coinage Series 4. Northern and Central Greece : Achaia Phthiotis, Ainis, Magnesia, Malis, Oita, Perrhaibia, Thessaly, Akarnania, Aitolia, Lokris, Phokis, Boiotia, Euboia, Attica, Megaris and Corinthia, sixth to first centuries BC, Lancaster, lxxi, 563 p.
