Taras, silver, didrachms (325-281 BCE)

From SILVER
SILVER IDUnique ID of the page : 9383


325 BC - 281 BCE Silver 17,754 kg

Description
ObverseInscription or printing placed on the obverse.: (various types) Single Dioskuros wearing chlamys riding horse to right while crowning horse's head, monogram to left
ReverseInscription or printing placed on the reverse.: TAPAΣ (Greek).(various types) Taras holding shield astride dolphin left
Mint and issuing power
MintIdentifies the place of manufacture or issue of a numismatic object.: Taras Ancient regionAncient region.: Calabria Modern countryModern country: Italy AuthorityIdentifies the issuing power. The authority can be "pretended" when the name or the portrait of X is on the coin but he/she was not the issuing power. It can also be "uncertain" when there is no mention of X on the coin but he/she was the issuing power according to the historical sources:
Chronology
FromIdentifies the initial date in a range assigned in a numismatic context. 325 BC toIdentifies the final date in a range assigned in a numismatic context.. 281 BCE PeriodTime period of the numismatic object.: Classical and Hellenistic
Physical description
MetalThe physical material (usually metal) from which an object is made.: Silver Nomisma.org Median weightMedian of the weights of numismatic objects (in grams). in grams 7.80 DenominationTerm indicating the value of a numismatic object. Examples: tetradrachm, chalkous, denarius.: didrachm Nomisma.org StandardStandard.:
Image
S 841 - Taras, silver, didrachm, 325-281 BC.jpg [1]
References
Die study referencePublication of the study: Fischer-Bossert 19991Fischer-Bossert 1999, groups 63-82 (varieties 792-1141 : O310-425 et O614-883)
Coin series referenceReference to coin series study: Sear I2Sear I, n° 363-365, HN Italy3HN Italy, n° 933-939
Coin series web referenceCoin series web references:



Obverse dies distribution
FrequencyFrequency of specimen in distribution.  Number of obversesNumber of obverse dies.  (o) % (o) Number of coinsNumber of coins. (n) % (n) Die nameName(s) of the die(s).
1 5 4.31 5 328;331;373;397;423
2 12 10.34 24 312;326;334;346;350;352;367;369;371;376;380;395
3 5 4.31 15 315;316;320;407;425
4 3 2.59 12 339;381;420
5 4 3.45 20 325;362;422;424
6 5 4.31 30 314;318;323;364;396
7 3 2.59 21 330;354;408
8 4 3.45 32 363;384;417;419
9 3 2.59 27 351;372;V377
10 4 3.45 40 311;341;398;413
11 2 1.72 22 322;374
12 3 2.59 36 310;366;392
13 2 1.72 26 329;333
14 2 1.72 28 386;421
15 5 4.31 75 313;345;359;370;379
16 7 6.03 112 332;344;348;355;365;399;418
17 6 5.17 102 321;327;338;340;387;390
18 3 2.59 54 368;402;404
19 1 0.86 19 416
20 1 0.86 20 383
21 2 1.72 42 317;414
23 3 2.59 69 358;360;415
24 3 2.59 72 324;349;389
25 4 3.45 100 353;391;400;403
26 2 1.72 52 337;342
27 2 1.72 54 361;394
28 1 0.86 28 375
29 1 0.86 29 385
30 2 1.72 60 401;405
32 1 0.86 32 382
33 2 1.72 66 388;409
34 2 1.72 68 356;357
36 1 0.86 36 343
44 1 0.86 44 393
45 1 0.86 45 319
48 1 0.86 48 412
49 1 0.86 49 336
50 1 0.86 50 378
54 1 0.86 54 410
56 1 0.86 56 406
57 1 0.86 57 335
59 1 0.86 59 411
77 1 0.86 77 347
Total 116 of 116 99.95 1967 of 1,967
Reverse dies distribution

no distribution is available


Quantification
Number of obversesNumber of obverse dies.  (o) 116 Number of singletons (o1)The number of singleton coins. 
Number of reverse diesNumber of reverse dies. (r) 270 Number of coinsNumber of coins. (n) 1967
Coins per obverse dieNumber of coins per obverse die. (n/o) 16.96 Coins per reverse dieNumber of coins per reverse die. (n/r) 7.29
Reverse per obverse ratioRatio of obverse dies divided by reverse dies. (r/o) 2.33 Percentage of singletons (o1)number of coins (n) divided by the number of singletons (o1)  %
Original number of dies (O) (Carter 1983 formula)The estimation of the number of coins according to Carter 1983  113.81 Coins struck if 20,000 as average productivity per dieCoins made if the average productivity for obverses (according to Carter) is 20,000.  2,276,200
Original number of dies (O) (Esty 2011 formula)The estimation of the number of coins according to the singleton formula in Esty 2011  (O) 123.27 Survival rate if 20,000 as average productivity per dieSurvival rate if average productivity is 20,000.  0.00086
Coverage (o = % of O) (Esty 1984 formula)Esty 1984 - coverage (% of O)  (o = % of O) % Die productivity if survival rate 1/2,000Average productivity if survival rate is 1/2,000.  34,566.38
Weight of silver (in kg) if 20,000 coins per die (O = Carter formula)Carter 1983 * Median weight * 20000 (*10 if gold or electrum)  17,754 kg <br /> 17,754 kg Die productivity if survival rate 1/5,000Average productivity if survival rate is 1/5,000.  86,415.96
Remarks

Most likely one single workstation Likely military

References

  1. ^  Fischer-Bossert, Wolfgang (1999), Chronologie der Didrachmenprägung von Tarent, 510-280 v. Chr., Berlin, De Gruyter, xvii, 495 p., [84] pl.
  2. ^  Sear, David R. (1978), Greek coins and their values. Vol. I, Europe, London, xl, 316 p.
  3. ^  Rutter N. Keith et alii (eds.) (2001), Historia Numorum Italy, London, xvi, 223 p., 43 pl.