RQEM ad. 1205 - Ephesus, electrum, 1/24 stater, 640-620 BC

Die Studies Database

SILVER ID ^ᵖ: 5072

640 BCE - 620 BCE Electrum 1,003 kg

Description

Obverse:	Different types: 1) Head of boar right, 2) Head of lion left.
Reverse:	Ornemented incuse square.

Mint and issuing power

Mint:

Ephesus

Ancient region:

Ionia

Modern country: Turkey

Authority:

Chronology

From

640 BCE

to

620 BCE

Period: Archaic until 480 BC

Physical description

Metal:

Electrum http://nomisma.org/id/el

Median weight in grams

0.60

Denomination:

1/24 stater

Standard:

References

Die study reference:	"[[Die study reference" contains a listed "[" character as part of the property label and has therefore been classified as invalid.]]1R. Hilbert, "Bemerkungen zu frühen Elektronprägungen", Jahrbuch für Numismatik und Geldgeschichte 69/70 (2019/20), p. 1-25 (catalogue: p. 11-12, no. 10a-12a, 26a, 30a-e).
Coin series reference:

Obverse dies distribution

Frequency ᵖ	Number of obverses ᵖ (o)	% (o)	Number of coins (n)	% (n)	Die name
1	4	66.67	4	26.67
4	1	16.67	4	26.67
7	1	16.67	7	46.67
Total	6 of 6	100.01	15 of 15	100.01

Reverse dies distribution

no distribution is available

Quantification

Number of obverses ᵖ (o)	6	Number of singletons (o1) ᵖ	4
Number of reverse dies (r)	1	Number of coins (n)	15
Coins per obverse die (n/o)	2.5	Coins per reverse die (n/r)	15
Reverse per obverse ratio (r/o)	0.17	Percentage of singletons (o1) ᵖ	66.67 %
Original number of dies (O) (Carter 1983 formula) ᵖ	8.36	Coins struck if 20,000 as average productivity per die ᵖ	167,200
Original number of dies (O) (Esty 2011 formula) ᵖ (O)	10	Survival rate if 20,000 as average productivity per die ᵖ	0.00009
Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O)	73.33%	Die productivity if survival rate 1/2,000 ᵖ	3,588.52
Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ	1,003 kg <br /> 1,003 kg	Die productivity if survival rate 1/5,000 ᵖ	8,971.29

Remarks