References Economic geology




lindgren, w., 1933. mineral deposits. 930 pp. mcgraw-hill, new york.
u.s. geological survey circular 831, principles of resource/reserve classification minerals (pdf format)
dill, h.g., 2010. “chessboard” classification scheme of mineral deposits: mineralogy , geology aluminum zirconium. earth-science reviews volume 100, pp. 1–420, 2010

























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