S 978 - Armenia (uncertain mint) (Tigranes II), silver, tetradrachms (83-55 BCE)
From SILVER
83 BCE - 55 BCE Silver 988 kg
Description
| Obverse: | |
| Reverse: | ΒΑΣΙΛΕΩΣ (TIΓΡΑΝΟΥ) TIΓΡΑΝΟΥ (Greek). |
Mint and issuing power
| Mint: | Armenia (uncertain mint) | Ancient region: | Armenia | Modern country: | Authority: | Armenian kingdom, Tigranes II of Armenia (Artaxiad king, c. 95-56 BC) |
Chronology
| From | 83 BCE | to | 55 BCE | Period: Hellenistic 323-30 BC 
|
Physical description
| Metal: | Silver
|
Median weight in grams | 15.20 | Denomination: | tetradrachm
|
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.]]1Moushegian - Depeyrot 1999, p. 219, no. 96-97). | ||
| Coin series reference: | |||
Obverse dies distribution
| Frequency ᵖ | Number of obverses ᵖ (o) | % (o) | Number of coins (n) | % (n) | Die name |
| 1 | 1 | 50 | 1 | 25 | |
| 3 | 1 | 50 | 3 | 75 | |
| Total | 2 of 2 | 100 | 4 of 4 | 100 |
Reverse dies distribution
no distribution is available
Quantification
| Number of obverses ᵖ (o) | 2 | Number of singletons (o1) ᵖ | 1 |
| Number of reverse dies (r) | 2 | Number of coins (n) | 4 |
| Coins per obverse die (n/o) | 2 | Coins per reverse die (n/r) | 2 |
| Reverse per obverse ratio (r/o) | 1 | Percentage of singletons (o1) ᵖ | 50 % |
| Original number of dies (O) (Carter 1983 formula) ᵖ | 3.25 | Coins struck if 20,000 as average productivity per die ᵖ | 65,000 |
| Original number of dies (O) (Esty 2011 formula) ᵖ (O) | 4 | Survival rate if 20,000 as average productivity per die ᵖ | 0.00006 |
| Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O) | 75% | Die productivity if survival rate 1/2,000 ᵖ | 2,461.54 |
| Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ | 988 kg <br /> 988 kg | Die productivity if survival rate 1/5,000 ᵖ | 6,153.85 |
Remarks
References
- ^ Moushegian - Depeyrot 1999
