The Au-Hosting Minerals and Process of Formation of the Carlin-Type Bojitian Deposit, Southwestern China

Figure 4

Microphotographs showing the structures of arsenian pyrite. EPMA analysis points are marked by red dots and the data are given in Table 3. The black-and-white images are EPMA BSE images, while the color images were taken under reflected light. Z, zoned pyrite; F, fine-grained pyrite; C, coarse-grained pyrite; B, banded pyrite; Fb, framboidal pyrite; and Cd, charcoal debris pyrite.