fig14.htm

Figure 14. Accessory minerals in the ores of the Rainbow field (Site 3982-M1): a - native gold (Au) in opal (SiO2) filling interstices in isocubanite (CBN); b - native gold at contact with isocubanite (Sample 4b: points 1 and 2 correspond with the respective analyses in Table 9); c - cadmium grains (Cd, Sample 3a); d - cadmium grains in sphalerite (Sample 2/7); e - coloradoite (CLR) in cubanite (Sample 3a); f - barite (Ba) stars in isocubanite (Sample 3). Photographs a, b, c, e, and f are in reflected electrons, d - in secondary electrons.


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