S 186 - Cythnos, silver, tetrobol/drachma, 490-480 BC
From SILVER
490 BCE - 480 BCE Silver 13,412 kg
Description
| Obverse: | |
| Reverse: | Incuse square. |
Mint and issuing power
| Mint: | Cythnos | Ancient region: | Cyclades | Modern country: Greece | Authority: |
Chronology
| From | 490 BCE | to | 480 BCE | Period: Archaic until 480 BC 
|
Physical description
| Metal: | Silver
|
Median weight in grams | 3.80 | Denomination: | tetrobol , drachma
|
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.]]1Sheedy 2006, p. 172, no. 27-29. | ||
| Coin series reference: | |||
Obverse dies distribution
| Frequency ᵖ | Number of obverses ᵖ (o) | % (o) | Number of coins (n) | % (n) | Die name |
| 1 | 3 | 100 | 3 | 100 | O18, O19, O20 |
| Total | 3 of 3 | 100 | 3 of 3 | 100 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obverses ᵖ (o) | 3 | Number of singletons (o1) ᵖ | 3 |
| Number of reverse dies (r) | 3 | Number of coins (n) | 3 |
| Coins per obverse die (n/o) | 1 | Coins per reverse die (n/r) | 1 |
| Reverse per obverse ratio (r/o) | 1 | Percentage of singletons (o1) ᵖ | 100 % |
| Original number of dies (O) (Carter 1983 formula) ᵖ | 176.47 | Coins struck if 20,000 as average productivity per die ᵖ | 3,529,400 |
| Original number of dies (O) (Esty 2011 formula) ᵖ (O) | Survival rate if 20,000 as average productivity per die ᵖ | 0.00000 | |
| Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O) | 0% | Die productivity if survival rate 1/2,000 ᵖ | 34 |
| Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ | 13,412 kg <br /> 13,412 kg | Die productivity if survival rate 1/5,000 ᵖ | 85 |
Remarks
References
- ^ Sheedy, Kenneth A. (2006), The Archaic and Early Classical Coinages of the Cyclades, RNS Spec. Publ. 40, London, viii, 261 p., 20 pl.
