Microflotation studies of some columbium-tantalum minerals

Author:	Fergus, A. J.
Additional Authors:	Sullivan, G. V.
Year:	1968
Document Type:	BMRA
Issuing Agency:	Bureau of Mines, U.S. Dep. of the Interior,
Series:	Report of investigations / Bureau of Mines ;
Report Number:	7189
Subjects:	Niobium
	Tantalum
Link:	https://hdl.handle.net/2027/mdp.39015078537738