Ilium, silver, tetradrachms (185-50 BCE)
From SILVER
185 BCE - 50 BCE Silver 15,189 kg
Description
| Obverse: | Laureate head of Athena right, wearing crested Attic helmet |
| Reverse: | AΘΗΝΑΣ ΙΛΙΑΔΟΣ (Greek).Athena Ilias standing right, holding distaff and spear, at her feet to right, owl standing right, head facing, in inner left field, monogram above facing head of gorgon, [[Reverse description::in exergue, moneyer's name: [Σ]ΩTHPIΔOY]] |
Mint and issuing power
| Mint: | Ilium | Ancient region: | Troas | Modern country: Turkey | Authority: | League of Athena Ilias |
Chronology
| From | 185 BCE | to | 50 BCE | Period: Hellenistic 323-30 BC 
|
Physical description
| Metal: | Silver
|
Median weight in grams | 16.75 | Denomination: | tetradrachm
|
Standard: | Attic |
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.]]1Ellis-Evans 2016 | ||
| Coin series reference: | "[[Coin series reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]2Sear II, 4103-4104 | ||
Obverse dies distribution
| Frequency ᵖ | Number of obverses ᵖ (o) | % (o) | Number of coins (n) | % (n) | Die name |
| 1 | 19 | 54.29 | 19 | 18.81 | 4, 5, 7, 9, 10, 11, 15, 16, 17, 18, 21, 22, 23, 24, 26, 28, 31, 33, 34 |
| 2 | 6 | 17.14 | 12 | 11.88 | 1, 14, 19, 25, 30, 32 |
| 3 | 2 | 5.71 | 6 | 5.94 | 3, 8 |
| 4 | 2 | 5.71 | 8 | 7.92 | 13, 27 |
| 6 | 2 | 5.71 | 12 | 11.88 | 20, 35 |
| 7 | 2 | 5.71 | 14 | 13.86 | 6, 12 |
| 12 | 1 | 2.86 | 12 | 11.88 | 2 |
| 18 | 1 | 2.86 | 18 | 17.82 | 29 |
| Total | 35 of 35 | 99.99 | 101 of 101 | 99.99 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obverses ᵖ (o) | 35 | Number of singletons (o1) ᵖ | 19 |
| Number of reverse dies (r) | 71 | Number of coins (n) | 101 |
| Coins per obverse die (n/o) | 2.89 | Coins per reverse die (n/r) | 1.42 |
| Reverse per obverse ratio (r/o) | 2.03 | Percentage of singletons (o1) ᵖ | 54.29 % |
| Original number of dies (O) (Carter 1983 formula) ᵖ | 45.34 | Coins struck if 20,000 as average productivity per die ᵖ | 906,800 |
| Original number of dies (O) (Esty 2011 formula) ᵖ (O) | 53.56 | Survival rate if 20,000 as average productivity per die ᵖ | 0.00011 |
| Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O) | 81.19% | Die productivity if survival rate 1/2,000 ᵖ | 4,455.23 |
| Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ | 15,189 kg <br /> 15,189 kg | Die productivity if survival rate 1/5,000 ᵖ | 11,138.07 |
Remarks
Most likely one single workstation
