Colophon, silver, drachms (3.5g) (Apollo/cithara) (375-350 BCE)
From SILVER
375 BCE - 350 BCE Silver 427 kg
Description
| Obverse: | Head of Apollo left, wearing laurel wreath. |
| Reverse: | ΚΟΛΟΦΩ (Greek).Cithara. (In field, magistrate's name.) All within incuse square |
Mint and issuing power
| Mint: | Colophon | Ancient region: | Ionia | Modern country: Turkey | Authority: |
Chronology
| From | 375 BCE | to | 350 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. 562-564 (Period I, phase 2, AR IIB). | ||
| 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 |
| 3 | 1 | 16.67 | 3 | 5.08 | 3 |
| 6 | 1 | 16.67 | 6 | 10.17 | 5 |
| 7 | 1 | 16.67 | 7 | 11.86 | 2 |
| 12 | 1 | 16.67 | 12 | 20.34 | 6 |
| 15 | 1 | 16.67 | 15 | 25.42 | 1 |
| 16 | 1 | 16.67 | 16 | 27.12 | 4 |
| Total | 6 of 6 | 100.02 | 59 of 59 | 99.99 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obverses ᵖ (o) | 6 | Number of singletons (o1) ᵖ | 0 |
| Number of reverse dies (r) | 22 | Number of coins (n) | 59 |
| Coins per obverse die (n/o) | 9.83 | Coins per reverse die (n/r) | 2.68 |
| Reverse per obverse ratio (r/o) | 3.67 | Percentage of singletons (o1) ᵖ | 0 % |
| Original number of dies (O) (Carter 1983 formula) ᵖ | 6.1 | Coins struck if 20,000 as average productivity per die ᵖ | 122,000 |
| Original number of dies (O) (Esty 2011 formula) ᵖ (O) | 6.68 | Survival rate if 20,000 as average productivity per die ᵖ | 0.00048 |
| Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O) | 100% | Die productivity if survival rate 1/2,000 ᵖ | 19,344.26 |
| Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ | 427 kg <br /> 427 kg | Die productivity if survival rate 1/5,000 ᵖ | 48,360.66 |
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- ^ Kinns, Philip (1980), Studies in the coinage of Ionia: Erythrae, Teos, Lebedus, Colophon, c. 400-30 B.C., unpublished PhD thesis, Cambridge University.
