Brt-303. Wt = 10.45g. Diam = 26.3-26.7mm
Au (%)
Ag (%)
Cu (%)
Zn (%)
Ni (%)
Sn (%)
Bi (%)
Pb (%)
As (%)
Fe (%)
0.09
91.5
7.95
0
0.27
0.04
0.15
0.08
91.12
8.32
0.19
0.03
0.17
Stevens Collection