Bogdanovite, Pyrite, Tennantite Subgroup, Chalcopyrite
Campbell Mine, Bisbee, Cochise County, Arizona, USA
Polished section of bogdanovite in association with chalcopyrite, bornite, pyrite, tennantite-tetraedrite series, galena and native tellurium in quartz matrix. Dispersed light dark field image. Width of image 19 mm.
The typical darkness of the opaque "black ugly"!
Please compare the corresponding reflected light digital images.
G. Grundmann ...
© Günter Grundmann, Detmold