The Production of Pyrochlore Concentrates at St. Lawrence Columbium and Metals Corp.

CIM Bulletin1965
C. Carbonneau Executive Vice-President; J. C. Caron Mine Manager St. Lawrence Columbium and Metals Corporation, Oka, Que.
In order to successfully produce columbium pyrochlore concentrates, St. Lawrence Columbium and Metals Corporation had to face two principal problems met in several new operations but possibly made more acute than usual owing to the newness of the project.
Keywords: calcite, carbonatite, Columbite Pyrochlore Pyrochlore, Niobium (Columbium) and Tantalum, Pyrochlore ., Columbium, Concentrate, Concentrates, Mill, Mills, Ore, Ores, Rocks
Full Access to Technical Paper
PDF version for $20.00
Other papers in CIM Bulletin1965