Semiconductor Mineral - Pyrite (FeS2) - Channeling results

• Up to 400 ppm Au in Fe(As)S2 matrix.

• Is Au lattice substituted?

• More than 50% distributed Au lattice substituted

• Can now clarify growth mechanism

Optical

Channeling angular scan:6ox6o, > axis near normal

1.4 MeV He at 150o

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