| Reference | {Deposit:: ENGINEERING AND MINING JOURNAL INTERNATIONAL DIRECTORY OF}{Deposit:: MINING AND MINERAL PROCESSING OPERATIONS. FRANCE. MCGRAW}{Deposit:: -HILL, INC., NEW YROK, 1978, P. 287.}{Deposit:: MINING MAGAZINE. FRANCE. JANUARY 1979, P. 56.}{Deposit:: MINING MAGAZINE. FRANCE. SEPTEMBER 1971, P. 253.}{Deposit:: MINING MAGAZINE. FRANCE. SEPTEMBER 1969, P. 245.}{Deposit:: MINING MAGAZINE. FRANCE. AUGUST 1972, P. 133, 135, 137.} |