S 191 - Siphnos, silver, staters (540-525 BCE)

Die Studies Database

SILVER ID ^ᵖ: 9643

540 BCE - 525 BCE Silver 2,020 kg

Description

Obverse:	Flying eagle right
Reverse:	Incuse square.

Mint and issuing power

Mint:

Siphnos

Ancient region:

Cyclades

Modern country: Greece

Authority:

Chronology

From

540 BCE

to

525 BCE

Period: Archaic until 480 BC

Physical description

Metal:

Silver

Median weight in grams

12.50

Denomination:

stater

Standard:

Image

]]S 191 - Siphnos, silver, staters (540-525 BCE).png [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.]]1Sheedy 2006, p. 177-178, no. 1-9.
Coin series reference:

Obverse dies distribution

Frequency ᵖ	Number of obverses ᵖ (o)	% (o)	Number of coins (n)	% (n)	Die name
1	3	50	3	18.75	2, 5, 6
2	2	33.33	4	25	3, 4
9	1	16.67	9	56.25	1
Total	6 of 6	100	16 of 16	100

Reverse dies distribution

no distribution is available

Quantification

Number of obverses ᵖ (o)	6	Number of singletons (o1) ᵖ	3
Number of reverse dies (r)	6	Number of coins (n)	16
Coins per obverse die (n/o)	2.67	Coins per reverse die (n/r)	2.67
Reverse per obverse ratio (r/o)	1	Percentage of singletons (o1) ᵖ	50 %
Original number of dies (O) (Carter 1983 formula) ᵖ	8.08	Coins struck if 20,000 as average productivity per die ᵖ	161,600
Original number of dies (O) (Esty 2011 formula) ᵖ (O)	9.6	Survival rate if 20,000 as average productivity per die ᵖ	0.00010
Coverage (o = % of O) (Esty 1984 formula) ᵖ (o = % of O)	81.25%	Die productivity if survival rate 1/2,000 ᵖ	3,960.4
Weight of silver (in kg) if 20,000 coins per die (O = Carter formula) ᵖ	2,020 kg <br /> 2,020 kg	Die productivity if survival rate 1/5,000 ᵖ	9,900.99

Remarks