Cos, silver, tetradrachms (Aphrodite/Asclepius) (170-150 BCE)
From SILVER
170 BCE - 150 BCE Silver 337 kg
Description
| Obverse: | Head of Aphrodite, wearing necklace and myrtle wreath. |
| Reverse: | ΚΩΙΟΝ (Greek).Asclepios right, wearing drapery, holding staff entwined by two serpents. In the field, magistrate name (ΕΥΡΥΛΟΧΟΣ or ΝΙΚΟΣΤΡΑΤΟΣ). |
Mint and issuing power
| Mint: | Cos | Ancient region: | Caria (islands) | Modern country: Greece | Authority: |
Chronology
| From | 170 BCE | to | 150 BCE | Period: Hellenistic 323-30 BC 
|
Physical description
| Metal: | Silver
|
Median weight in grams | 16.20 | Denomination: | tetradrachm
|
Standard: |
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.]]1Ingvaldsen 2001, p. 86-94. | ||
| Coin series reference: | "[[Coin series reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]2HGC 6, n° 1319 | ||
| Coin series web reference: | |||
Obverse dies distribution
| Frequency ᵖ | Number of obverses ᵖ (o) | % (o) | Number of coins (n) | % (n) | Die name |
| 8 | 1 | 100 | 8 | 100 | 1 |
| Total | 1 of 1 | 100 | 8 of 8 | 100 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obverses ᵖ (o) | 1 | Number of singletons (o1) ᵖ | 0 |
| Number of reverse dies (r) | 8 | Number of coins (n) | 8 |
| Coins per obverse die (n/o) | 8 | Coins per reverse die (n/r) | 1 |
| Reverse per obverse ratio (r/o) | 8 | Percentage of singletons (o1) ᵖ | 0 % |
| Original number of dies (O) (Carter 1983 formula) ᵖ | 1.04 | Coins struck if 20,000 as average productivity per die ᵖ | 20,800 |
| Original number of dies (O) (Esty 2011 formula) ᵖ (O) | 1.14 | Survival rate if 20,000 as average productivity per die ᵖ | 0.00038 |
| Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O) | 100% | Die productivity if survival rate 1/2,000 ᵖ | 15,384.62 |
| Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ | 337 kg <br /> 337 kg | Die productivity if survival rate 1/5,000 ᵖ | 38,461.54 |
Remarks
Most likely one single workstation
References
- ^ Ingvaldsen, Håkon (2001),"De tidligste attiske tetradrakmer fra Kos – og en falsk gullmynt", Nordisk Numismatisk Unions Medlemsblad 5.
- ^ Hoover, Oliver D. (2010), The Handbook of Greek Coinage Series, volume 6 : handbook of coins of the islands: Adriatic, Ionian, Thracian, Aegean, and Carpathian seas (excluding Crete and Cyprus), sixth to first centuries BC, Lancaster, 358 p.
