540 BC - 515 BC

Abdera   Thracia
Αβδηρα   Θράκη

 Obol / Οβολος AR 8
 SHH 252


252 Abdera Thracia Obol AR


Parameter

Obverse
Reverse
Notes
Reference

Acquired
Donated
 		0.556 g   8.0-8.8 mm   1.064 eqmm   tmax 1.6   rh 0.25 mm   -:-- o'clock   VF
σmax(SigmaTest, 240 Hz) = obv. 11.0, rev. 8.8 MS/m
Griffin seated left, right foreleg raised.
Crude incuse square.
?
BMC Thrace ---; Copenhagen 312/314; Dewing ---; May Period I Group XI 27;
Sear Greek 1338 (530-500 BC)
Ex Joseph Sermarini, 15.7.2001
Griechisches Münzwerk, Berlin-Brandenburgische Akademie der Wissenschaften, 4.2021
Parameter            Measurement coordinates  r and φ are  referred to the die orientation of the obverse
Elektrische Leitfähigkeit SigmaTest, 8 mm sensor, 16.10.2021

Comment
 κΗz
60
 120
 240
 480
 960
r
 φ



σ  MS/m
mm
 °
 eqmm












 Initial
 obv
15.4
 13.7
 12.1
 10.5
   8.9
0
 0
 1.064
 Initial
 rev
15.0
 11.6
   9.0
   7.5
   6.7
0
 0
 1.064

Composition Niton XL2 air plus, 8 mm Colimator, 16.10.2021

Comments

Cu
 Sn
 Pb
 Zn
 As
 Au
 Ag
 Fe
 Ni
 Cr
 Al
 Si
 P
r
 φ



%
 %
 %
 %
 %
 %
 %
 %
 %
 %
 %
 %
 %
mm
 °



















 Initial
 obv
0.1
 0.0
 0.3
 0.0
 0.0
 1.2
 96.0
 3.2
 0.0
 0.0



0
 0
  Initial
 rev
0.4
 0.0
 0.2
 0.0
 0.0
 0.4
 96.0
 3.0
 0.0
 0.0



0
 0