Mylasa? (Rhodian power), silver, drachms (Helios/rose) (180-170 BCE)

Die Studies Database

SILVER ID ^ᵖ: 8054

180 BCE - 170 BCE Silver 941 kg

Description

Obverse:	Head of Helios facing slightly right, countermark of dolphin under I-A
Reverse:	MOYΣAIOΣ above, P-O flanking (Greek).Rose with bud to left, tiny Δ to left of stem, kerykeion to right

Mint and issuing power

Mint:

Mylasa

Ancient region:

Caria

Modern country: Turkey

Authority:

Rhodian power

Chronology

From

180 BCE

to

170 BCE

Period: Hellenistic 323-30 BC

Physical description

Metal:

Silver

Median weight in grams

2.30

Denomination:

drachma

Standard:

Rhodian

Image

]]H247 Rhodes Mylasa.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.]]1Ashton 1987
Coin series reference:	"[[Coin series reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]2RQEMH, n° 247, "[[Coin series reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]3SNG Keckman, n° 803
Coin series web reference:	https://greekcoinage.org/iris/id/lycia ashton 1987 series ii

Obverse dies distribution

Frequency ᵖ	Number of obverses ᵖ (o)	% (o)	Number of coins (n)	% (n)	Die name
1	6	40	6	15.38	I.1, I.2, I.4, II.2, II.3, II.4
2	3	20	6	15.38	I.5, II.1, II.5
3	2	13.33	6	15.38	I.4, I.9
4	2	13.33	8	20.51	I.6, I.7
5	1	6.67	5	12.82	I.3
8	1	6.67	8	20.51	I.8
Total	15 of 15	100	39 of 39	99.98

Reverse dies distribution

no distribution is available

Quantification

Number of obverses ᵖ (o)	15	Number of singletons (o1) ᵖ	6
Number of reverse dies (r)	32	Number of coins (n)	39
Coins per obverse die (n/o)	2.6	Coins per reverse die (n/r)	1.22
Reverse per obverse ratio (r/o)	2.13	Percentage of singletons (o1) ᵖ	40 %
Original number of dies (O) (Carter 1983 formula) ᵖ	20.46	Coins struck if 20,000 as average productivity per die ᵖ	409,200
Original number of dies (O) (Esty 2011 formula) ᵖ (O)	24.38	Survival rate if 20,000 as average productivity per die ᵖ	0.00010
Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O)	84.62%	Die productivity if survival rate 1/2,000 ᵖ	3,812.32
Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ	941 kg <br /> 941 kg	Die productivity if survival rate 1/5,000 ᵖ	9,530.79

Remarks

Most likely one single workstation