1) Copper mineral 2) Cubic mineral
Found on
https://www.crosswordclues.com/clue/fukuchilite
Fukuchilite, Cu3FeS8, is a copper iron sulfide named after the Japanese mineralogist Nobuyo Fukuchi (1877–1934), that occurs in ore bodies of gypsum-anhydrite at the intersection points of small masses of barite, covellite, gypsum and pyrite, and is mostly found in the Hanawa mine in the Akita prefecture of Honshū, Japan where it was first disc...
Found on
http://en.wikipedia.org/wiki/Fukuchilite
No exact match found.
