Thelpusa, silver, obols (Demeter/horse) (370-350 BCE)
From SILVER
370 BCE - 350 BCE Silver 15 kg
Description
| Obverse: | Head of Demeter Erinys to right, wering earring and necklace and with her hair is disorder, below chin, Θ. |
| Reverse: | EPIΩN (Greek).The horse Areion prancing to right, with trailing reins |
Mint and issuing power
| Mint: | Thelpusa | Ancient region: | Peloponnesus | Modern country: Greece | Authority: |
Chronology
| From | 370 BCE | to | 350 BCE | Period: Classical 480-323 BC 
|
Physical description
| Metal: | Silver
|
Median weight in grams | 0.80 | Denomination: | obol
|
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.]]1Ziesmann 2022, p. 47-48 | ||
| Coin series reference: | "[[Coin series reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]2Sear I, n° 2750 | ||
| Coin series web reference: | |||
Obverse dies distribution
| Frequency ᵖ | Number of obverses ᵖ (o) | % (o) | Number of coins (n) | % (n) | Die name |
| 30 | 1 | 100 | 30 | 100 | 1 |
| Total | 1 of 1 | 100 | 30 of 30 | 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) | 3 | Number of coins (n) | 30 |
| Coins per obverse die (n/o) | 30 | Coins per reverse die (n/r) | 10 |
| Reverse per obverse ratio (r/o) | 3 | Percentage of singletons (o1) ᵖ | 0 % |
| Original number of dies (O) (Carter 1983 formula) ᵖ | 0.96 | Coins struck if 20,000 as average productivity per die ᵖ | 19,200 |
| Original number of dies (O) (Esty 2011 formula) ᵖ (O) | 1.03 | Survival rate if 20,000 as average productivity per die ᵖ | 0.00156 |
| Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O) | 100% | Die productivity if survival rate 1/2,000 ᵖ | 62,500 |
| Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ | 15 kg <br /> 15 kg | Die productivity if survival rate 1/5,000 ᵖ | 156,250 |
Remarks
Most likely one single workstation
