| Reference | {Deposit:: VINCIENNE, H., 1956 OBSERVATIONS GEOLOGIQUES SUR QUELQUES GITES MARCAINS DE MANGANESE SYNGENETIQUE MANGANESO, MEXICO, 2: 249 - 268.}{Deposit:: BOLTON, B.R., 1989. THE MANGANESE POTENTIAL OF CRETACEOUS STRATA IN SOUTH WESTERN MORROCCO REPORT TO BHP.} |