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Geochemical map0 300 600150 km
Bi, ppm
2 - 69.5
1 - 2
0.6 - 1
0.5 - 0.6
0.4 - 0.5
0.3 - 0.4
0.2 - 0.3
0.1 - 0.2
0.0245 - 0.1
ビスマス Bi