S 1254 - Bactria (uncertain mint) (Demetrius I), silver, obols (200-180 BCE)
From SILVER
200 BCE - 180 BCE Silver 1,277 kg
Description
| Obverse: | Head of king Demetrius right, wearing diadem and elephant scalp, drapery around neck. Border of dots. |
| Reverse: | ΒΑΣΙΛΕΩΣ ΔΗΜΗΤΡΙΟΥ (Greek).Heracles, standing facing, crowning himself with right hand, holding club and lion skin over left arm. In left field, monogram. |
Mint and issuing power
| Mint: | Bactria (uncertain mint) | Ancient region: | Bactria | Modern country: Afghanistan | Authority: | Bactrian Kingdom, Demetrius I (Indo-Greek king, c. 200–180 BC) |
Chronology
| From | 200 BCE | to | 180 BCE | Period: Hellenistic 323-30 BC 
|
Physical description
| Metal: | Silver
|
Median weight in grams | 0.65 | Denomination: | obol
|
Standard: | Attic |
References
| Die study reference: | "[[Die study reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]1Glenn 2020, p. 270-275, no. 1-82. | ||
| Coin series reference: | |||
Obverse dies distribution
| Frequency ᵖ | Number of obverses ᵖ (o) | % (o) | Number of coins (n) | % (n) | Die name |
| 1 | 29 | 59.18 | 29 | 35.37 | O2, O3, O4, O5, O8, O12, O14, O16, O17, O18, O19, O20, O24, O25, O31, O32, O33, O34, O35, O36, O37, O42, O43, O44, O45, O46, O47, O48, O49 |
| 2 | 12 | 24.49 | 24 | 29.27 | O1, O7, O9, O10, O13, O15, O21, O26, O28, O29, O39, O41 |
| 3 | 4 | 8.16 | 12 | 14.63 | O11, O23, O38, O40 |
| 4 | 3 | 6.12 | 12 | 14.63 | O6, O27, O30 |
| 5 | 1 | 2.04 | 5 | 6.1 | O22 |
| Total | 49 of 49 | 99.99 | 82 of 82 | 100 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obverses ᵖ (o) | 49 | Number of singletons (o1) ᵖ | 29 |
| Number of reverse dies (r) | 72 | Number of coins (n) | 82 |
| Coins per obverse die (n/o) | 1.67 | Coins per reverse die (n/r) | 1.14 |
| Reverse per obverse ratio (r/o) | 1.47 | Percentage of singletons (o1) ᵖ | 59.18 % |
| Original number of dies (O) (Carter 1983 formula) ᵖ | 98.25 | Coins struck if 20,000 as average productivity per die ᵖ | 1,965,000 |
| Original number of dies (O) (Esty 2011 formula) ᵖ (O) | 121.76 | Survival rate if 20,000 as average productivity per die ᵖ | 0.00004 |
| Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O) | 64.63% | Die productivity if survival rate 1/2,000 ᵖ | 1,669.21 |
| Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ | 1,277 kg <br /> 1,277 kg | Die productivity if survival rate 1/5,000 ᵖ | 4,173.03 |
Remarks
References
- ^ Glenn, Simon (2020), Money and Power in Hellenistic Bactria: Euthydemus I to Antimachus I, Numismatic Studies 43, New York, 2020, 394 p., 106 pl.
