Ptolemais-Ake (Demetrius I), silver, tetradrachms (159-157 BCE)
From SILVER
159 BCE - 157 BCE Silver 3,208 kg
Description
| Obverse: | Head of Demetrius r. in laurel crown |
| Reverse: | ΒΑΣΙΛΕΩΣ ΔΗΜΗΤΡΙΟΥ (Greek).Tyche seated l. on a throne decorated with a sea monster, holding a cornucopia in her l. |
Mint and issuing power
| Mint: | Ptolemais-Ake | Ancient region: | Phoenicia | Modern country: Israel | Authority: | Demetrius I Soter (Seleucid king, 162-150 BC), Seleucid Dynasty (312-63 BC) |
Chronology
| From | 159 BCE | to | 157 BCE | Period: Hellenistic 323-30 BC 
|
Physical description
| Metal: | Silver
|
Median weight in grams | 16.90 | 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.]]1Houghton 1992, "[[Die study reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]2Voulgaridis 2000, p. 91 | ||
| Coin series reference: | "[[Coin series reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]3RQEMH, n° 295 | ||
Obverse dies distribution
| Frequency ᵖ | Number of obverses ᵖ (o) | % (o) | Number of coins (n) | % (n) | Die name |
| 1 | 2 | 66.67 | 2 | 50 | 1, 3 |
| 2 | 1 | 33.33 | 2 | 50 | 2 |
| Total | 3 of 3 | 100 | 4 of 4 | 100 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obverses ᵖ (o) | 3 | Number of singletons (o1) ᵖ | 2 |
| Number of reverse dies (r) | 4 | Number of coins (n) | 4 |
| Coins per obverse die (n/o) | 1.33 | Coins per reverse die (n/r) | 1 |
| Reverse per obverse ratio (r/o) | 1.33 | Percentage of singletons (o1) ᵖ | 66.67 % |
| Original number of dies (O) (Carter 1983 formula) ᵖ | 9.49 | Coins struck if 20,000 as average productivity per die ᵖ | 189,800 |
| Original number of dies (O) (Esty 2011 formula) ᵖ (O) | 12 | Survival rate if 20,000 as average productivity per die ᵖ | 0.00002 |
| Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O) | 50% | Die productivity if survival rate 1/2,000 ᵖ | 842.99 |
| Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ | 3,208 kg <br /> 3,208 kg | Die productivity if survival rate 1/5,000 ᵖ | 2,107.48 |
Remarks
Most likely one single workstation Same data in Voulgaridis 2000, p. 91
References
- ^ Houghton, Arthur (1992), "The Coinage of Demetrius I at Ake-Ptolemais", in H. Nilsson (ed.), Florilegium Numismaticum. Studia in Honorem U. Westermark Edita, Stockholm, p. 163-169.
- ^ Voulgaridis, Georges (2000), Les ateliers monetaires de ptolemais-'Akko et d'Ascalon sous la domination seleucide, unpublished doctoral dissertation, Marc Bloch University, Strasbourg, 2 vol., 448 p., 37 pl.
- ^ Callataÿ, François de (1997), Recueil quantitatif des émissions monétaires hellénistiques, Numismatique Romaine, Wetteren, X + 341 p.
