S 1375 - Ecbatana (Artabanus II), silver, drachms (10-41 CE)
From SILVER
10 CE - 41 CE Silver 4,778 kg
Description
| Obverse: | Head of the king left, wearing diadem. Border of dots. |
| Reverse: | ΒΑΣΙΛΕΩΣ ΒΑΣΙΛΕΩΝ ΑΡΣΑΚΟΥ ΕΥΕΡΓΕΤΟΥ ΔΙΚΑΙΟΥ ΕΠΙΦΑΝΟΥΣ ΦΙΛΕΛΛΗΝΟΣ (Greek).King seated right, wearing diadem, holding bow. In the right field, A. |
Mint and issuing power
| Mint: | Ecbatana | Ancient region: | Media | Modern country: Iran | Authority: | Artabanus II (king of Parthia, 10-41 CE), Parthian Empire |
Chronology
| From | 10 CE | to | 41 CE | Period: Roman from 30 BC 
|
Physical description
| Metal: | Silver
|
Median weight in grams | 3.70 | Denomination: | drachm | Standard: |
Image
References
| Die study reference: | "[[Die study reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]1Boillet 2009, p. 559-585, n° 3796-4033 | ||
| Coin series reference: | "[[Coin series reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]2Sellwood 1980, n° 63.6 | ||
Obverse dies distribution
| Frequency ᵖ | Number of obverses ᵖ (o) | % (o) | Number of coins (n) | % (n) | Die name |
| 1 | 24 | 42.86 | 24 | 10.26 | 3, 17, 18, 19, 20, 24, 25, 26, 27, 28, 30, 31, 32, 34, 35, 36, 44, 47, 48, 49, 50, 52, 54, 56 |
| 2 | 15 | 26.79 | 30 | 12.82 | 4, 7, 8, 16, 21, 22, 33, 37, 38, 42, 43, 45, 46, 53, 55 |
| 3 | 2 | 3.57 | 6 | 2.56 | 14, 51 |
| 4 | 7 | 12.5 | 28 | 11.97 | 10, 15, 23, 29, 39, 40, 41 |
| 6 | 1 | 1.79 | 6 | 2.56 | 5 |
| 8 | 1 | 1.79 | 8 | 3.42 | 9 |
| 10 | 1 | 1.79 | 10 | 4.27 | 1 |
| 17 | 1 | 1.79 | 17 | 7.26 | 11 |
| 20 | 2 | 3.57 | 40 | 17.09 | 6, 12 |
| 25 | 1 | 1.79 | 25 | 10.68 | 13 |
| 40 | 1 | 1.79 | 40 | 17.09 | 2 |
| Total | 56 of 56 | 100.03 | 234 of 234 | 99.98 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obverses ᵖ (o) | 56 | Number of singletons (o1) ᵖ | 24 |
| Number of reverse dies (r) | 86 | Number of coins (n) | 234 |
| Coins per obverse die (n/o) | 4.18 | Coins per reverse die (n/r) | 2.72 |
| Reverse per obverse ratio (r/o) | 1.54 | Percentage of singletons (o1) ᵖ | 42.86 % |
| Original number of dies (O) (Carter 1983 formula) ᵖ | 64.57 | Coins struck if 20,000 as average productivity per die ᵖ | 1,291,400 |
| Original number of dies (O) (Esty 2011 formula) ᵖ (O) | 73.62 | Survival rate if 20,000 as average productivity per die ᵖ | 0.00018 |
| Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O) | 89.74% | Die productivity if survival rate 1/2,000 ᵖ | 7,247.95 |
| Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ | 4,778 kg <br /> 4,778 kg | Die productivity if survival rate 1/5,000 ᵖ | 18,119.87 |
Remarks
References
- ^ Boillet, Pierre-Yves (2009), Ecbatane et la Médie d’Alexandre aux Arsacides (c. 331 a.C. - c. 224 p.C.). Histoire monétaire et économique, unpublished doctoral dissertation, Bordeaux University.
- ^ Sellwood, David (1980), An introduction to the coinage of Parthia, 2nd ed., London, Spink & Son, 322 p., 10 pl.
