occurrence of ecandrewsite from the Koparpani base metal sulfide prospect, Betul Belt, Central India Biswajit...from the Proterozoic Koparpani Zn-Pb-Cu sulfide occurrence, Betul Belt, central India. Gahnite and zincian...report the first description of zincian ilmenite-ecandrewsite from the area. Two compositionally and petrographically...populations (Zn-poor and Zn-rich) of ilmenite-ecandrewsite solid solutions are recorded. The compositions...words: gahnite, ecandrewsite, zincian staurolite, hydrothermal alteration, Betul Belt. Introduction Zincian |