Teos, silver, hemidrachms (griffin/cantharus) (370-340 BCE)
From SILVER
370 BCE - 340 BCE Silver 476 kg
Description
| Obverse: | Griffin seated right, left forepaw raised. |
| Reverse: | THI/ΔΙΟΓΕΝΗΣ (Greek).Kantharos |
Mint and issuing power
| Mint: | Teos | Ancient region: | Ionia | Modern country: Turkey | Authority: |
Chronology
| From | 370 BCE | to | 340 BCE | Period: Classical 480-323 BC 
|
Physical description
| Metal: | Silver
|
Median weight in grams | 1.50 | Denomination: | hemidrachm
|
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.]]1Kinns 1980, p. 507 (Period I, phase 2, AR IVB, D1/D11-R1/R13). | ||
| Coin series reference: | |||
| Coin series web reference: | |||
Reverse dies distribution
no distribution is available
Quantification
| Number of obverses ᵖ (o) | 11 | Number of singletons (o1) ᵖ | 6 |
| Number of reverse dies (r) | 13 | Number of coins (n) | 26 |
| Coins per obverse die (n/o) | 2.36 | Coins per reverse die (n/r) | 2 |
| Reverse per obverse ratio (r/o) | 1.18 | Percentage of singletons (o1) ᵖ | 54.55 % |
| Original number of dies (O) (Carter 1983 formula) ᵖ | 15.85 | Coins struck if 20,000 as average productivity per die ᵖ | 317,000 |
| Original number of dies (O) (Esty 2011 formula) ᵖ (O) | 19.07 | Survival rate if 20,000 as average productivity per die ᵖ | 0.00008 |
| Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O) | 76.92% | Die productivity if survival rate 1/2,000 ᵖ | 3,280.76 |
| Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ | 476 kg <br /> 476 kg | Die productivity if survival rate 1/5,000 ᵖ | 8,201.89 |
Remarks
Most likely one single workstation
References
- ^ Kinns, Philip (1980), Studies in the coinage of Ionia: Erythrae, Teos, Lebedus, Colophon, c. 400-30 B.C., unpublished PhD thesis, Cambridge University.
