Browsing by Author "Yefremov V.A."

Browsing by Author "Yefremov V.A."

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  • CRYSTAL STRUCTURE OF AS-GOLDFIELDITE 
    Dmitriyeva M.T.; Kovalenker V.A.; Yefremov V.A. (1987)
    Goldfieldite has the general formula (Cu, Fe, Ag) 12-x (Te, Sb, As, Bi) 4S 13-y, where Te > Sb + As + Bi. It is a rare mineral that can be formed only in a narrow range of physical and chemical conditions, namely a combination ...