Rome, bronze, semiunciae (Mercury/prow) (RRC 41/11 - 215-212 BCE)
From SILVER
215 BCE - 211 BCE Bronze
Description
| Obverse: | Head of Mercury, right. |
| Reverse: | ROMA (Latin).Prow, right. |
Mint and issuing power
| Mint: | Rome | Ancient region: | Latium | Modern country: Italy | Authority: | Roman Republic |
Chronology
| From | 215 BCE | to | 211 BCE | Period: Hellenistic 323-30 BC 
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Physical description
| Metal: | Bronze
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Median weight in grams | 5.00 | Denomination: | semiunicia | 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.]]1Lippi - Debernardi - Campana 2022 | ||
| Coin series reference: | "[[Coin series reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]2RRC, n° 41/11 | ||
| Coin series web reference: | |||
Obverse dies distribution
no distribution is available
Reverse dies distribution
no distribution is available
Quantification
| Number of obverses ᵖ (o) | 22 | Number of singletons (o1) ᵖ | 6 |
| Number of reverse dies (r) | 25 | Number of coins (n) | 62 |
| Coins per obverse die (n/o) | 2.82 | Coins per reverse die (n/r) | 2.48 |
| Reverse per obverse ratio (r/o) | 1.14 | Percentage of singletons (o1) ᵖ | 27.27 % |
| Original number of dies (O) (Carter 1983 formula) ᵖ | 28.82 | Coins struck if 20,000 as average productivity per die ᵖ | 576,400 |
| Original number of dies (O) (Esty 2011 formula) ᵖ (O) | 34.1 | Survival rate if 20,000 as average productivity per die ᵖ | 0.00011 |
| Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O) | 90.32% | Die productivity if survival rate 1/2,000 ᵖ | 4,302.57 |
| 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 | 10,756.42 |
Remarks
