S 1760 - Cyzicus, electrum, hektai (420-333 BCE)
From SILVER
420 BCE - 333 BCE Electrum 60,913 kg
Description
| Obverse: | Orestes kneeling left on tunny left, holding sword in his lowered right hand, left hand resting on omphalos to right |
| Reverse: | Quadripartite incuse square |
Mint and issuing power
| Mint: | Cyzicus | Ancient region: | Mysia | Modern country: Turkey | Authority: | Persian Empire |
Chronology
| From | 420 BCE | to | 333 BCE | Period: Classical 480-323 BC 
|
Physical description
| Metal: | Electrum http://nomisma.org/id/el | Median weight in grams | 2.60 | Denomination: | hekte
|
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.]]1Callataÿ 2020a, p. 660 | ||
| Coin series reference: | "[[Coin series reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]2Sear II, n° 3831-3835, 3844-3845 | ||
Obverse dies distribution
no distribution is available
Reverse dies distribution
no distribution is available
Quantification
| Number of obverses ᵖ (o) | 104 | Number of singletons (o1) ᵖ | |
| Number of reverse dies (r) | Number of coins (n) | 484 | |
| Coins per obverse die (n/o) | 4.65 | Coins per reverse die (n/r) | |
| Reverse per obverse ratio (r/o) | Percentage of singletons (o1) ᵖ | % | |
| Original number of dies (O) (Carter 1983 formula) ᵖ | 117.14 | Coins struck if 20,000 as average productivity per die ᵖ | 2,342,800 |
| Original number of dies (O) (Esty 2011 formula) ᵖ (O) | 132.46 | Survival rate if 20,000 as average productivity per die ᵖ | 0.00021 |
| Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O) | % | Die productivity if survival rate 1/2,000 ᵖ | 8,263.62 |
| Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ | 60,913 kg <br /> 60,913 kg | Die productivity if survival rate 1/5,000 ᵖ | 20,659.04 |
Remarks
This is a very rough estimate produced on a sample of 1,810 coins (for all denominations)
References
- ^ Callataÿ, François de (2020), “Prolegomena to a die-study of the electrum coinage of Cyzicus,” in Peter van Alfen and Ute Wartenberg (eds.), White Gold. Studies in Early Electrum Coinage, New-York-Jerusalem, The American Numismatic Society & The Israel Museum, p. 641-664.
- ^ Sear, David R. (1979), Greek coins and their values. Vol. II, Asia and North Africa, London, xlviii, p. 317-762
