Reference | {Deposit:: LUMB, 1920, THE PLATINUM METALS: IMPERIAL INSTITUTE, LONDON, P. 32}{Deposit:: UGLOW, W. L., 1919, GEOLOGY OF PLATINUM DEPOSITS: ENG. MIN. JOUR. AUG. 1919}{Deposit:: QUIRING, 1962, DIE METALLISCHEN ROHSTOFFE: PLATINMETALLE 16 BAND, ENKE VERLAG, STUTTGART, P. 155} |