Amphipolis? (Antigonus Doson), silver, tetradrachms (Poseidon/Apollo on prow) (229-221 BCE)
From SILVER
229 BCE - 221 BCE Silver 6,905 kg
Description
| Obverse: | Head of Poseidon r., hair bound in seaweed |
| Reverse: | BAΣIΛΕΩΣ – ANTIΓONOY (Greek).Apollo, holding bow, seated l. on prow. Below, monogram |
Mint and issuing power
| Mint: | Amphipolis | Ancient region: | Macedon | Modern country: Greece | Authority: | Antigonus III Doson (Antigonid king, 229-221 BC), Macedonian kingdom |
Chronology
| From | 229 BCE | to | 221 BCE | Period: Hellenistic 323-30 BC 
|
Physical description
| Metal: | Silver
|
Median weight in grams | 17.10 | 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.]]1Panagopoulou 2020, p. 150-183, n° 137-261 (Group III) | ||
| 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, n° 6789, "[[Coin series reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]3HGC 3.1, n° 1051 | ||
| Coin series web reference: | |||
Obverse dies distribution
| Frequency ᵖ | Number of obverses ᵖ (o) | % (o) | Number of coins (n) | % (n) | Die name |
| 1 | 2 | 9.52 | 2 | 0.33 | 27, 37 |
| 3 | 1 | 4.76 | 3 | 0.49 | 38 |
| 4 | 1 | 4.76 | 4 | 0.66 | 26 |
| 5 | 1 | 4.76 | 5 | 0.82 | 23 |
| 8 | 1 | 4.76 | 8 | 1.31 | 39 |
| 9 | 1 | 4.76 | 9 | 1.48 | 28 |
| 11 | 1 | 4.76 | 11 | 1.81 | 21 |
| 15 | 2 | 9.52 | 30 | 4.93 | 22, 36 |
| 20 | 1 | 4.76 | 20 | 3.28 | 24, 30 |
| 27 | 1 | 4.76 | 27 | 4.43 | 40 |
| 31 | 2 | 9.52 | 62 | 10.18 | 34, 35 |
| 33 | 1 | 4.76 | 33 | 5.42 | 37 |
| 35 | 1 | 4.76 | 35 | 5.75 | 31 |
| 50 | 1 | 4.76 | 50 | 8.21 | 41 |
| 59 | 1 | 4.76 | 59 | 9.69 | 29 |
| 69 | 1 | 4.76 | 69 | 11.33 | 33 |
| 84 | 1 | 4.76 | 84 | 13.79 | 25 |
| 98 | 1 | 4.76 | 98 | 16.09 | 32 |
| Total | 21 of 21 | 99.96 | 609 of 609 | 100 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obverses ᵖ (o) | 21 | Number of singletons (o1) ᵖ | 2 |
| Number of reverse dies (r) | 123 | Number of coins (n) | 609 |
| Coins per obverse die (n/o) | 29 | Coins per reverse die (n/r) | 4.95 |
| Reverse per obverse ratio (r/o) | 5.86 | Percentage of singletons (o1) ᵖ | 9.52 % |
| Original number of dies (O) (Carter 1983 formula) ᵖ | 20.19 | Coins struck if 20,000 as average productivity per die ᵖ | 403,800 |
| Original number of dies (O) (Esty 2011 formula) ᵖ (O) | 21.75 | Survival rate if 20,000 as average productivity per die ᵖ | 0.00151 |
| Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O) | 99.67% | Die productivity if survival rate 1/2,000 ᵖ | 60,326.89 |
| Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ | 6,905 kg <br /> 6,905 kg | Die productivity if survival rate 1/5,000 ᵖ | 150,817.24 |
Remarks
Most likely one single workstation Likely military For the die-links, see chart p. 115; obv. 25 and 32 are linked both to 17 reverses (n° 147-163 and n° 187-203)
References
- ^ Panagopoulou, Katerina (2020), The Early Antigonids. Coinage, Money, and the Economy, New York, ANS, xlv, 390 p., 63 pl.
- ^ Sear, David R. (1979), Greek coins and their values. Vol. II, Asia and North Africa, London, xlviii, p. 317-762
- ^ Hoover, Oliver D. (2016), Handbook of coins of Macedon and its neighbors. 3. Part I: Macedon, Illyria, and Epeiros, sixth to first centuries BC, Lancaster, 437 p.
