S 1865 - Opous (Locrians), silver, triobols (356-338 BCE)

Die Studies Database

SILVER ID ^ᵖ: 13112

356 BCE - 338 BCE Silver 4,916 kg

Description

Obverse:	Head of Persephone to left, wearing wreath of grain leaves and triple-pendant earring
Reverse:	ΟΠΟΝΤΙΩ-Ν (Greek).Ajax, nude but for helmet, moving right, holding short sword in his right hand and, in his left, shield adorned with a griffin on the inside, across field, Λ-Y, on the ground below, spear

Mint and issuing power

Mint:

Opous

Ancient region:

Locri Opuntii (Opus)

Modern country: Greece

Authority:

Chronology

From

356 BCE

to

338 BCE

Period: Classical 480-323 BC

Physical description

Metal:

Silver

Median weight in grams

2.60

Denomination:

hemidrachm , triobol

Standard:

Image

]]S1865 Lokrians hemidrachms.jpg [1]

References

Die study reference:	"[[Die study reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]1Morineau Humphris - Delbridge 2014, p. 96-123
Coin series reference:	"[[Coin series reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]2Sear I, n° 2329, "[[Coin series reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]3HGC 4, n° 971
Coin series web reference:	https://greekcoinage.org/iris/id/locris.morineau delbridge 2014.stater group.1-28.drachm group.1.triobol group.1-11

Obverse dies distribution

Frequency ᵖ	Number of obverses ᵖ (o)	% (o)	Number of coins (n)	% (n)	Die name
1	2	2.11	2		23, 94
2	9	9.47	18		19, 49, 70, 73, 75, 85, 92, 93, 96
3	8	8.42	24		26, 48, 64, 65, 69, 74, 87, 89
4	1	1.05	4		63
5	6	6.32	30		4, 35, 59, 61, 76, 88
6	4	4.21	24		9, 27, 45, 72
7	5	5.26	35		11, 25, 40, 43, 66
8	8	8.42	64		13, 14, 41, 71, 81, 83, 86, 90
9	5	5.26	45		12, 33, 34, 52, 58
10	4	4.21	40		1, 17, 42, 84
11	5	5.26	55		10, 39, 44, 57, 91
12	3	3.16	36		53, 80, 82
13	2	2.11	26		62, 67
14	3	3.16	42		5, 68, 79
15	1	1.05	15		77
16	3	3.16	48		24, 36, 55
18	3	3.16	54		18, 47, 54
20	5	5.26	100		22, 31, 32, 38, 51
22	2	2.11	44		21, 95
23	2	2.11	46		3, 60
25	1	1.05	25		78
26	1	1.05	26		37
27	2	2.11	54		2, 46
30	1	1.05	30		56
33	3	3.16	99		8, 20, 30
34	1	1.05	34		15
37	2	2.11	74		7, 50
43	1	1.05	43		16
47	1	1.05	47		6
67	1	1.05	67		29
Total	95 of 95	100	1251 of 1,251

Reverse dies distribution

no distribution is available

Quantification

Number of obverses ᵖ (o)	95	Number of singletons (o1) ᵖ	2
Number of reverse dies (r)	118	Number of coins (n)	1251
Coins per obverse die (n/o)	13.17	Coins per reverse die (n/r)	10.6
Reverse per obverse ratio (r/o)	1.24	Percentage of singletons (o1) ᵖ	2.11 %
Original number of dies (O) (Carter 1983 formula) ᵖ	94.53	Coins struck if 20,000 as average productivity per die ᵖ	1,890,600
Original number of dies (O) (Esty 2011 formula) ᵖ (O)	102.81	Survival rate if 20,000 as average productivity per die ᵖ	0.00066
Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O)	99.84%	Die productivity if survival rate 1/2,000 ᵖ	26,467.79
Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ	4,916 kg <br /> 4,916 kg	Die productivity if survival rate 1/5,000 ᵖ	66,169.47

Remarks

Obv. 28 is missing; dies heavily connected (see charts p. 125-129)