Oxus (uncertain mint) (Sophytes), silver, drachms (helmeted head/standing cock) (246-235 BCE)
From SILVER
246 BCE - 235 BCE Silver 4,566 kg
Description
| Obverse: | Head of Seleukos(?) to right, wearing laurel wreathed Attic helmet decorated with spiral pattern on crest and eagle wings on cheek-guard, M on bust truncation |
| Reverse: | ΣΩΦYΤΟΥ to right (Greek).Cockerel standing to right, kerykeion behind |
Mint and issuing power
| Mint: | Oxus (uncertain mint) | Ancient region: | Bactria | Modern country: Afghanistan | Authority: | Bactrian Kingdom, Sophytes |
Chronology
| From | 246 BCE | to | 235 BCE | Period: Hellenistic 323-30 BC 
|
Physical description
| Metal: | Silver
|
Median weight in grams | 3.60 | Denomination: | drachma
|
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.]]1Jansari 2018, p. 94-95 | ||
| Coin series reference: | "[[Coin series reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]2HGC 12, n° 14 | ||
Reverse dies distribution
no distribution is available
Quantification
| Number of obverses ᵖ (o) | 27 | Number of singletons (o1) ᵖ | 16 |
| Number of reverse dies (r) | 34 | Number of coins (n) | 41 |
| Coins per obverse die (n/o) | 1.52 | Coins per reverse die (n/r) | 1.21 |
| Reverse per obverse ratio (r/o) | 1.26 | Percentage of singletons (o1) ᵖ | 59.26 % |
| Original number of dies (O) (Carter 1983 formula) ᵖ | 63.42 | Coins struck if 20,000 as average productivity per die ᵖ | 1,268,400 |
| Original number of dies (O) (Esty 2011 formula) ᵖ (O) | 79.07 | Survival rate if 20,000 as average productivity per die ᵖ | 0.00003 |
| Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O) | 60.98% | Die productivity if survival rate 1/2,000 ᵖ | 1,292.97 |
| Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ | 4,566 kg <br /> 4,566 kg | Die productivity if survival rate 1/5,000 ᵖ | 3,232.42 |
Remarks
References
- ^ Jansari, Sushma (2018), "The Sophytes Coins: from the Punjab to Bactria and back again", Numismatic Chronicle, 178, p. 71-98.
- ^ Hoover, Oliver D. (2013), Handbook of coins of Baktria and ancient India : including Sogdiana, Margiana, Areia, and the Indo-Greek, Indo-Skythian, and native Indian states south of the Hindu Kush, fifth century BC to first century, Lancaster-London,
