Mesembria, bronze (Athena/wheel) (360-340 BCE)
From SILVER
360 BCE - 340 BCE Bronze
Description
| Obverse: | Head of Athena left or right, wearing crested Corinthian helmet. |
| Reverse: | ΜΕΤΑ (Greek).Wheel surrounded by rays. |
Mint and issuing power
| Mint: | Mesembria | Ancient region: | Thrace | Modern country: Bulgaria | Authority: |
Chronology
| From | 360 BCE | to | 340 BCE | Period: Classical 480-323 BC 
|
Physical description
| Metal: | Bronze
|
Median weight in grams | 1.26 | Denomination: | Standard: |
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.]]1Karayotov 2009, p. 138-145. | ||
| Coin series reference: | "[[Coin series reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]2HGC 3.2, n° 1580 | ||
Obverse dies distribution
| Frequency ᵖ | Number of obverses ᵖ (o) | % (o) | Number of coins (n) | % (n) | Die name |
| 1 | 24 | 60 | 24 | 27.91 | 1, 2, 3, 4, 5, 6, 12, 13, 15, 16, 18, 19, 20, 26, 27, 29, 30, 31, 34, 35, 36, 37, 38, 39 |
| 2 | 8 | 20 | 16 | 18.6 | 7, 10, 11, 21, 22, 23, 33, 40 |
| 3 | 5 | 12.5 | 15 | 17.44 | 8, 14, 17, 24, 28 |
| 6 | 1 | 2.5 | 6 | 6.98 | 25 |
| 9 | 1 | 2.5 | 9 | 10.47 | 32 |
| 16 | 1 | 2.5 | 16 | 18.6 | 9 |
| Total | 40 of 40 | 100 | 86 of 86 | 100 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obverses ᵖ (o) | 40 | Number of singletons (o1) ᵖ | 24 |
| Number of reverse dies (r) | 59 | Number of coins (n) | 86 |
| Coins per obverse die (n/o) | 2.15 | Coins per reverse die (n/r) | 1.46 |
| Reverse per obverse ratio (r/o) | 1.48 | Percentage of singletons (o1) ᵖ | 60 % |
| Original number of dies (O) (Carter 1983 formula) ᵖ | 61.4 | Coins struck if 20,000 as average productivity per die ᵖ | 1,228,000 |
| Original number of dies (O) (Esty 2011 formula) ᵖ (O) | 74.78 | Survival rate if 20,000 as average productivity per die ᵖ | 0.00007 |
| Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O) | 72.09% | Die productivity if survival rate 1/2,000 ᵖ | 2,801.3 |
| Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ | n.a. | Die productivity if survival rate 1/5,000 ᵖ | 7,003.26 |
Remarks
