S 1345 - Ecbatana (Mithridates I), silver, drachms (145-138 BCE)
From SILVER
145 BCE - 138 BCE Silver 2,808 kg
Description
| Obverse: | Bust of the king left, wearing diadem or bashlik. (In the left field, monogram). Border of dots. |
| Reverse: | ΒΑΣΙΛΕΩΣ ΜΕΓΑΛΟΥ ΑΡΣΑΚΟΥ (Greek).King seated on omphalos right, wearing diadem, holding bow. In the right field, A. |
Mint and issuing power
| Mint: | Ecbatana | Ancient region: | Media | Modern country: Iran | Authority: | Parthian Empire, Mithridates I (king of the Parthian Empire, 171-138 BC) |
Chronology
| From | 145 BCE | to | 138 BCE | Period: Hellenistic 323-30 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. 269-271, no. 1277-1292. | ||
| Coin series reference: | |||
Reverse dies distribution
no distribution is available
Quantification
| Number of obverses ᵖ (o) | 12 | Number of singletons (o1) ᵖ | 9 |
| Number of reverse dies (r) | 14 | Number of coins (n) | 16 |
| Coins per obverse die (n/o) | 1.33 | Coins per reverse die (n/r) | 1.14 |
| Reverse per obverse ratio (r/o) | 1.17 | Percentage of singletons (o1) ᵖ | 75 % |
| Original number of dies (O) (Carter 1983 formula) ᵖ | 37.94 | Coins struck if 20,000 as average productivity per die ᵖ | 758,800 |
| Original number of dies (O) (Esty 2011 formula) ᵖ (O) | 48 | Survival rate if 20,000 as average productivity per die ᵖ | 0.00002 |
| Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O) | 43.75% | Die productivity if survival rate 1/2,000 ᵖ | 843.44 |
| Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ | 2,808 kg <br /> 2,808 kg | Die productivity if survival rate 1/5,000 ᵖ | 2,108.59 |
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 Histoire monétaire et économique, unpublished doctoral dissertation, Bordeaux University.
