S 1394 - Ecbatana (Vologases VI), silver, drachms (208-228 CE)
From SILVER
208 CE - 228 CE Silver 5,022 kg
Description
| Obverse: | Bust of the king left, wearing diadem and tiara. In the field, 3 marks. Border of dots. |
| Reverse: | Unreadable King seated right, wearing diadem, holding bow. (Above the bow, pearl). In the right field, A. |
Mint and issuing power
| Mint: | Ecbatana | Ancient region: | Media | Modern country: Iran | Authority: | Parthian Empire, Vologases VI (king of Parthia, c. 208-228 AD) |
Chronology
| From | 208 CE | to | 228 CE | Period: Roman from 30 BC 
|
Physical description
| Metal: | Silver
|
Median weight in grams | 3.70 | Denomination: | drachm | Standard: |
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. 873-895, no. 6732-7033. | ||
| Coin series reference: | |||
Obverse dies distribution
| Frequency ᵖ | Number of obverses ᵖ (o) | % (o) | Number of coins (n) | % (n) | Die name |
| 1 | 25 | 40.98 | 25 | 8.28 | D5, D21, D22, D24, D25, D26, D27, D35, D39, D40, D42, D43, D44, D45, D46, D47, D48, D49, D51, D52, D53, D54, D55, D56, D61 |
| 2 | 8 | 13.11 | 16 | 5.3 | D11, D15, D19, D23, D28, D33, D37, D38 |
| 3 | 8 | 13.11 | 24 | 7.95 | D16, D29, D32, D34, D36, D41, D50, D60 |
| 4 | 1 | 1.64 | 4 | 1.32 | D58 |
| 5 | 3 | 4.92 | 15 | 4.97 | D6, D31, D57 |
| 6 | 1 | 1.64 | 6 | 1.99 | D18 |
| 7 | 4 | 6.56 | 28 | 9.27 | D14, D20, D30, D59 |
| 8 | 1 | 1.64 | 8 | 2.65 | D17 |
| 10 | 2 | 3.28 | 20 | 6.62 | D10, D12 |
| 11 | 1 | 1.64 | 11 | 3.64 | D7 |
| 12 | 2 | 3.28 | 24 | 7.95 | D1, D8 |
| 17 | 1 | 1.64 | 17 | 5.63 | D4 |
| 18 | 2 | 3.28 | 36 | 11.92 | D2, D3 |
| 22 | 1 | 1.64 | 22 | 7.28 | D13 |
| 38 | 1 | 1.64 | 38 | 12.58 | D9 |
| Total | 61 of 61 | 100 | 294 of 302 | 97.35 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obverses ᵖ (o) | 61 | Number of singletons (o1) ᵖ | 25 |
| Number of reverse dies (r) | 59 | Number of coins (n) | 302 |
| Coins per obverse die (n/o) | 4.95 | Coins per reverse die (n/r) | 5.12 |
| Reverse per obverse ratio (r/o) | 0.97 | Percentage of singletons (o1) ᵖ | 40.98 % |
| Original number of dies (O) (Carter 1983 formula) ᵖ | 67.87 | Coins struck if 20,000 as average productivity per die ᵖ | 1,357,400 |
| Original number of dies (O) (Esty 2011 formula) ᵖ (O) | 76.44 | Survival rate if 20,000 as average productivity per die ᵖ | 0.00022 |
| Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O) | 91.72% | Die productivity if survival rate 1/2,000 ᵖ | 8,899.37 |
| Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ | 5,022 kg <br /> 5,022 kg | Die productivity if survival rate 1/5,000 ᵖ | 22,248.42 |
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.
