Geochemical association of niobium (columbium) and titanium and its geological and economic significance
By: by Michael Fleischer [and others]
Series: Geological Survey circular; 225
Published: 1952
Place of publication: Washington
Language: eng
Number of pages: 13
Subjects: Niobium.; Titanium.
Notes: "Literature cited": p. 9-10.
Erratum slip inserted.