S 775 - Cydonia, silver, tetrobols (110-86 BCE)
From SILVER
110 BCE - 86 BCE Silver 174 kg
Description
| Obverse: | Bust of Diktynna right, wearing laurel wreath. |
| Reverse: | ΚΥΔΩΝΙΑΤAΝ (Greek).Bitch right, head reverted, feading a child. Above, thundebolt. |
Mint and issuing power
| Mint: | Cydonia | Ancient region: | Crete | Modern country: Greece | Authority: |
Chronology
| From | 110 BCE | to | 86 BCE | Period: Hellenistic 323-30 BC 
|
Physical description
| Metal: | Silver
|
Median weight in grams | 3.60 | Denomination: | tetrobol
|
Standard: |
References
| Die study reference: | "[[Die study reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]1Stefanakis 1997, p. 245-246, n° 345 (Period IV, Series I) | ||
| Coin series reference: | |||
Obverse dies distribution
| Frequency ᵖ | Number of obverses ᵖ (o) | % (o) | Number of coins (n) | % (n) | Die name |
| 1 | 1 | 50 | 1 | 14.29 | |
| 6 | 1 | 50 | 6 | 85.71 | |
| Total | 2 of 2 | 100 | 7 of 7 | 100 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obverses ᵖ (o) | 2 | Number of singletons (o1) ᵖ | 1 |
| Number of reverse dies (r) | 2 | Number of coins (n) | 7 |
| Coins per obverse die (n/o) | 3.5 | Coins per reverse die (n/r) | 3.5 |
| Reverse per obverse ratio (r/o) | 1 | Percentage of singletons (o1) ᵖ | 50 % |
| Original number of dies (O) (Carter 1983 formula) ᵖ | 2.42 | Coins struck if 20,000 as average productivity per die ᵖ | 48,400 |
| Original number of dies (O) (Esty 2011 formula) ᵖ (O) | 2.8 | Survival rate if 20,000 as average productivity per die ᵖ | 0.00014 |
| Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O) | 85.71% | Die productivity if survival rate 1/2,000 ᵖ | 5,785.12 |
| Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ | 174 kg <br /> 174 kg | Die productivity if survival rate 1/5,000 ᵖ | 14,462.81 |
Remarks
References
- ^ Stefanakis, Manolis. I (1997), Studies in the coinages of Crete with particular reference to Kydonia [Unpublished doctoral dissertation], London University.
