S 1909 - Oxus (uncertain mint) (Sophytes), silver, tetradrachms (Athena) (246-235 BCE)
From SILVER
246 BCE - 235 BCE Silver 432 kg
Description
| Obverse: | Head of Athena right, wearing earring, necklace, and crested Attic helmet decorated with three olive leaves over visor and a spiral palmette on the bowl |
| Reverse: | ΣΩΦYΤΟΥ to right (Greek).Cockerel standing 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 | 17.00 | Denomination: | tetradrachm
|
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. 96 | ||
| Coin series reference: | |||
Obverse dies distribution
| Frequency ᵖ | Number of obverses ᵖ (o) | % (o) | Number of coins (n) | % (n) | Die name |
| 3 | 1 | 100 | 3 | 100 | 1 |
| Total | 1 of 1 | 100 | 3 of 3 | 100 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obverses ᵖ (o) | 1 | Number of singletons (o1) ᵖ | |
| Number of reverse dies (r) | 1 | Number of coins (n) | 3 |
| 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 | % |
| Original number of dies (O) (Carter 1983 formula) ᵖ | 1.27 | Coins struck if 20,000 as average productivity per die ᵖ | 25,400 |
| Original number of dies (O) (Esty 2011 formula) ᵖ (O) | 1.5 | Survival rate if 20,000 as average productivity per die ᵖ | 0.00012 |
| Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O) | % | Die productivity if survival rate 1/2,000 ᵖ | 4,724.41 |
| Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ | 432 kg <br /> 432 kg | Die productivity if survival rate 1/5,000 ᵖ | 11,811.02 |
Remarks
Most likely one single workstation
References
- ^ Jansari, Sushma (2018), "The Sophytes Coins: from the Punjab to Bactria and back again", Numismatic Chronicle, 178, p. 71-98.
