Carthage, billon, double shekels (Tanit/standing horse) (149-146 BCE)
From SILVER
149 BCE - 146 BCE Billon 1,781 kg
Description
| Obverse: | Head of Tanit to left, wearing wreath of grain ears, pendant earring and elaborate necklace |
| Reverse: | Horse standing right, raising left foreleg |
Mint and issuing power
| Mint: | Carthage | Ancient region: | Zeugitana | Modern country: Tunisia | Authority: |
Chronology
| From | 149 BCE | to | 146 BCE | Period: Hellenistic 323-30 BC 
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Physical description
| Metal: | Billon http://nomisma.org/id/billon | Median weight in grams | 13.00 | Denomination: | double shekel | 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.]]1Visona 2007 | ||
| Coin series reference: | "[[Coin series reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]2Alexandropoulos 2007, n° 100a | ||
Reverse dies distribution
no distribution is available
Quantification
| Number of obverses ᵖ (o) | 7 | Number of singletons (o1) ᵖ | 2 |
| Number of reverse dies (r) | 66 | Number of coins (n) | 124 |
| Coins per obverse die (n/o) | 17.71 | Coins per reverse die (n/r) | 1.88 |
| Reverse per obverse ratio (r/o) | 9.43 | Percentage of singletons (o1) ᵖ | 28.57 % |
| Original number of dies (O) (Carter 1983 formula) ᵖ | 6.85 | Coins struck if 20,000 as average productivity per die ᵖ | 137,000 |
| Original number of dies (O) (Esty 2011 formula) ᵖ (O) | 7.42 | Survival rate if 20,000 as average productivity per die ᵖ | 0.00091 |
| Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O) | 98.39% | Die productivity if survival rate 1/2,000 ᵖ | 36,204.38 |
| Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ | 1,781 kg <br /> 1,781 kg | Die productivity if survival rate 1/5,000 ᵖ | 90,510.95 |
Remarks
Most likely one single workstation
