133 BC - 67 BC

Apameia   Phrygia
Απάμεια   Φρυγία

 AR 22
 SHH 7391

Material Composision Analysis
Definitions
Material Analysis Definitions


Surface material layers are removed gradually with a rotating polisching brush.
Layer thickness is assessed from weight, mean diameter and an approximate density,
as shown in the definitions above.
Abbreviations:
Pobnn obv = Polished Obverse nnth Step, Obverse Image
Premm rev = Polished Reverse mmth Step, Reverse Image
Pobnn & Premm rev = Polished Obverse nnth Step & Polished Reverse mmth Step, Reverse Image
7391 Photo Initial obv & rev
SHH 7391 Initial; zobv = 3.183 mm; zrev = 0.000 mm 		7391 Photo Pob0 obv
Pob03 obv
 7391 Photo Pob05 obv
Pob05 obv
7391 Photo Pob07 obv
Pob07 obv		 7391 Photo Pob07 & Pre01 rev
Pob07 & Pre01 rev
 7391 Photo Pob07 & Pre03 rev
Pob07 & Pre03 rev
 7391 Photo Pob07 & Pre05 rev
Pob07 & Pre05 rev

 Measurement coordinates  r and φ are  referred to the die orientation of the obverse
Electrical Conductivity σ, SigmaTest, 8 mm sensor, 12.11./??.??.2021

Comment
 κΗz
60
 120
 240
 480
 960





z
 σ
 z
 σ
 z
 σ
 z
 σ
 z
 σ
r
 φ



mm
 MS/m
 mm
 MS/m mm
 MS/m mm
 MS/m mm
 MS/m
mm
 °
















 Initial obv
2.655
 15.1
 2,828
 16.7
 2.944
 18.4
 3.028
 21.8
 3.083
 26.2
0
 0
 obv pol 1
 obv
2.639
 14.7
 2.811
 15.9
 2.932
 17.8
 3.016
 20.8
 3.071
 24.6
0
 0
 Initial
 rev
0.541
 14.4
 0.541
 15.9
 0.242
 18.0
 0.157
 21.4
 0.102
 25.4
0
 0
 Initial
 rev
0.595
 11.9
 0.595
 12.6
 0.277
 13.7
 0.183
 15.7
 0.119
 18.6
6
 180

Composition Niton XL2 air plus, 8 mm Colimator, ?`?.??.2021
Comments

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



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




















 Initial
 obv
1.9
 0.0
 0.6
 0.0
 0.0 0.5
 96.0
 0.5
 0.0 0.0 0.0 0.2
 0.2
3.183
 0
 0
 obv pol 1
 obv














3.175
 0
 0
 Initial
 rev
1.6
 0.2
 0.6
 0.0 0.0 0.5 95.7
 1.0
 0.0 0.0 0.0 0.2 0.2
3.183 0
 0
 Initial
 rev
1.5
 0.3
 0.4
 0.0 0.0 0.5 95.6
 1,3
 0.0 0.0 0.0 0.2 0.2
3.183 6
 180
0.3
   
Graphic  presentaion of measurement results
XRF-Data for Al, Si and P have been included, because they have an effect on electrical conductivity.
XRF Ag(z) +/- Al, Si, P
Fig.1   XRF Ag (z)
with and without light metals
 XRF Cu & Pb
Fig. 2   XRF Cu(z) & Pb (z)

 XRF Al & Si
Fig. 3   XRF Al(z) & Si (z)
XRF Cu+Pb = f(Al+Si)
Fig. 4   XRF Cu+Pb = f(Al+Si)

 σ(z, Removed Surface Layers)
Fig. 5   σ (z, f)
Varying surface layer removal
 XRF & σ Cu & Cu+Pb = f(σ 960 kHz)
Fig. 6   XRF Cu & Cu+Pb =
= f(σ, 960 kHz)

   SHH 7391 Apameia
   Apameia