S 1910 - Parthia (uncertain mint) (Andragoras), gold, staters (245-238 BCE)
From SILVER
245 BCE - 238 BCE Gold 4,335 kg
Description
| Obverse: | Diademed and draped bust of Zeus r., behind, monogram |
| Reverse: | ΑΝΔΡΑΓΟΡΟΥ (Greek).Fast quadriga driven r. by Nike holding kentron and reins, at her l., a warrior. Below horses' hooves, .·. |
Mint and issuing power
| Mint: | Parthia (uncertain mint) | Ancient region: | Parthia | Modern country: Iran | Authority: | Andragoras, Parthian Empire |
Chronology
| From | 245 BCE | to | 238 BCE | Period: Hellenistic 323-30 BC 
|
Physical description
| Metal: | Gold
|
Median weight in grams | 8.50 | Denomination: | stater
|
Standard: | Attic |
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.]]1Kritt 2022 | ||
| Coin series reference: | |||
| Coin series web reference: | |||
Obverse dies distribution
| Frequency ᵖ | Number of obverses ᵖ (o) | % (o) | Number of coins (n) | % (n) | Die name |
| 1 | 1 | 50 | 1 | 16.67 | 1 |
| 5 | 1 | 50 | 5 | 83.33 | 2 |
| Total | 2 of 2 | 100 | 6 of 6 | 100 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obverses ᵖ (o) | 2 | Number of singletons (o1) ᵖ | 1 |
| Number of reverse dies (r) | 2 | Number of coins (n) | 6 |
| Coins per obverse die (n/o) | 3 | Coins per reverse die (n/r) | 3 |
| Reverse per obverse ratio (r/o) | 1 | Percentage of singletons (o1) ᵖ | 50 % |
| Original number of dies (O) (Carter 1983 formula) ᵖ | 2.55 | Coins struck if 20,000 as average productivity per die ᵖ | 51,000 |
| Original number of dies (O) (Esty 2011 formula) ᵖ (O) | 3 | Survival rate if 20,000 as average productivity per die ᵖ | 0.00012 |
| Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O) | 83.33% | Die productivity if survival rate 1/2,000 ᵖ | 4,705.88 |
| Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ | 4,335 kg <br /> 4,335 kg | Die productivity if survival rate 1/5,000 ᵖ | 11,764.71 |
Remarks
Most likely one single workstation Certainly military
References
- ^ Kritt, Brian (2022), Andragoras, Double Darics, and the coinage of Alexandria on the Oxus (Classical Numismatic Studies 14), Lancaster-London, x + 118 p.
