Teos, silver, drachms (griffin/cantharus) (370-360 BCE)
From SILVER
370 BCE - 360 BCE Silver 305 kg
Description
| Obverse: | Griffin seated right, left forepaw raised. |
| Reverse: | THI/ ΠΟΛΥ-ΞΕΝΟΣ (Greek).Kantharos |
Mint and issuing power
| Mint: | Teos | Ancient region: | Ionia | Modern country: Turkey | Authority: |
Chronology
| From | 370 BCE | to | 360 BCE | Period: Classical 480-323 BC 
|
Physical description
| Metal: | Silver
|
Median weight in grams | 3.50 | Denomination: | drachma
|
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. 506 (period I, phase 2, AR IVA, D11/D13-R1/R5). | ||
| Coin series reference: | |||
| Coin series web reference: | |||
Obverse dies distribution
| Frequency ᵖ | Number of obverses ᵖ (o) | % (o) | Number of coins (n) | % (n) | Die name |
| 1 | 1 | 33.33 | 1 | 14.29 | |
| 3 | 2 | 66.67 | 6 | 85.71 | |
| Total | 3 of 3 | 100 | 7 of 7 | 100 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obverses ᵖ (o) | 3 | Number of singletons (o1) ᵖ | 1 |
| Number of reverse dies (r) | 5 | Number of coins (n) | 7 |
| Coins per obverse die (n/o) | 2.33 | Coins per reverse die (n/r) | 1.4 |
| Reverse per obverse ratio (r/o) | 1.67 | Percentage of singletons (o1) ᵖ | 33.33 % |
| Original number of dies (O) (Carter 1983 formula) ᵖ | 4.36 | Coins struck if 20,000 as average productivity per die ᵖ | 87,200 |
| Original number of dies (O) (Esty 2011 formula) ᵖ (O) | 5.25 | Survival rate if 20,000 as average productivity per die ᵖ | 0.00008 |
| Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O) | 85.71% | Die productivity if survival rate 1/2,000 ᵖ | 3,211.01 |
| Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ | 305 kg <br /> 305 kg | Die productivity if survival rate 1/5,000 ᵖ | 8,027.52 |
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- ^ Kinns, Philip (1980), Studies in the coinage of Ionia: Erythrae, Teos, Lebedus, Colophon, c. 400-30 B.C., unpublished PhD thesis, Cambridge University.
