Niobium and tantalum mineral deposits in the Republic of South Africa
By: by J. W. von Backström and L. T. Nel.
Contributors: Nel, Louis Taylor, 1895- joint author.
Series: Atomic Energy Board, PEL. 177
Publisher: Atomic Energy Board
Published: 1968
Place of publication: Pretoria
Language: eng
Number of pages: 31
Subjects: Niobium ores -- South Africa.; Tantalum ores -- South Africa.
Notes: Bibliography: p. 19.