H 149 - Chalcis, silver, hemidrachms (338-308 BCE)
From SILVER
338 BCE - 308 BCE Silver 948 kg
Description
| ObverseInscription or printing placed on the obverse.: | Head of the nymph Chalkis to right. |
| ReverseInscription or printing placed on the reverse.: | XA (Greek).Eagle flying upwards with spread wings, pecking at hare held in its talons. |
Mint and issuing power
| MintIdentifies the place of manufacture or issue of a numismatic object.: | Chalcis | Ancient regionAncient region.: | Euboea | 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: |
Chronology
| FromIdentifies the initial date in a range assigned in a numismatic context. | 338 BCE | toIdentifies the final date in a range assigned in a numismatic context.. | 308 BCE | PeriodTime period of the numismatic object.: Classical and Hellenistic |
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 | 1.70 | DenominationTerm indicating the value of a numismatic object. Examples: tetradrachm, chalkous, denarius.: | hemidrachm
|
StandardStandard.: |
Image
H149 Chalcis eagle.jpeg [1]
References
| Die study referencePublication of the study: | Picard 19791Picard 1979 | ||
| Coin series referenceReference to coin series study: | RQEMH2RQEMH, n° 149 | ||
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 | 7 | 28 | 7 | 5.74 | 5/3, 6/2, 7/5, 12, 13, 15, 16 |
| 2 | 6 | 24 | 12 | 9.84 | 5/2, 6/4, 6/1, 7/11, 11/14, 11/1 |
| 4 | 4 | 16 | 16 | 13.11 | 5/1, 7/3, 4, 9 |
| 6 | 2 | 8 | 12 | 9.84 | 7/7, 11/2 |
| 10 | 1 | 4 | 10 | 8.2 | 7/10 |
| 11 | 2 | 8 | 22 | 18.03 | 7/1, 8 |
| 12 | 2 | 8 | 24 | 19.67 | 7/6, 11/3 |
| 19 | 1 | 4 | 19 | 15.57 | 7/2 |
| Total | 25 of 25 | 100 | 122 of 122 | 100 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obversesNumber of obverse dies. ᵖ (o) | 25 | Number of singletons (o1)The number of singleton coins. ᵖ | 7 |
| Number of reverse diesNumber of reverse dies. (r) | 18 | Number of coinsNumber of coins. (n) | 122 |
| Coins per obverse dieNumber of coins per obverse die. (n/o) | 4.88 | Coins per reverse dieNumber of coins per reverse die. (n/r) | 6.78 |
| Reverse per obverse ratioRatio of obverse dies divided by reverse dies. (r/o) | 0.72 | Percentage of singletons (o1)number of coins (n) divided by the number of singletons (o1) ᵖ | 28 % |
| Original number of dies (O) (Carter 1983 formula)The estimation of the number of coins according to Carter 1983 ᵖ | 27.89 | Coins struck if 20,000 as average productivity per dieCoins made if the average productivity for obverses (according to Carter) is 20,000. ᵖ | 557,800 |
| 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) | 31.44 | Survival rate if 20,000 as average productivity per dieSurvival rate if average productivity is 20,000. ᵖ | 0.00022 |
| Coverage (o = % of O) (Esty 1984 formula)Esty 1984 - coverage (% of O) ᵖ (o = % of O) | 94.26% | Die productivity if survival rate 1/2,000Average productivity if survival rate is 1/2,000. ᵖ | 8,748.66 |
| 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 | 948 kg <br /> 948 kg | Die productivity if survival rate 1/5,000Average productivity if survival rate is 1/5,000. ᵖ | 21,871.64 |
Remarks
Most likely one single workstation
