| Reference | {Deposit:: LUMB,A.D., 1920, THE PLATINUM METALS: JOHN MURRAY, LONDON, P. 54.}{Deposit:: QUIRING, 1962, DIE METALLISCHEN ROHSTOFFE: PLATINMETALLE 16 BAND. ENKE VERLAG, STUTTGART, P.115}{Deposit:: HUSSAK, 1906, O PALLADIO E A PLATINA NO BRASIL: ANNAES DA ESCOLA DE MINAS DE OURO PRETO, NO. 8, P. 99} |