Alkaline rocks and niobium deposits near Nemegos, Ontario | Libros

International Symposium on Tantalum and Niobium

International Symposium on Tantalum and Niobium (1988 Orlando, Fla.)

1988

The Sedimentary Carbonate-Hosted Giant Bayan Obo Ree-Fe-Nb Ore Deposit of Inner Mongolia, China

E. C. T. Chao

1997

Niobium-bearing minerals from Mount Pleasant

J. K. Sutherland

1970

Report on the use of columbium in the steel industry

Steel Plants Development (Organization)

1965

The Mrima Hill niobium deposit, Coast Province, Kenya

F. W. Binge

1966

Nature, distribution and content of zirconium and niobium in a silico-carbonatite sill at St-Michel, Montreal Island, Quebec

H. R. Steacy

1969

Nióbio, uma conquista nacional

Rogério C. de Cerqueira Leite

1988

Tantalian and niobian resources in Virginia

William F. Giannini

1991