A Note on the Occurrence of Columbite in the Meldon Aplite, Devonshire

Oleg von Knorring

Department of Geology, University of Leeds

Mineralogical Magazine; December 1951 v. 29; no. 215; p. 799-801; DOI: 10.1180/minmag.1951.029.215.06
© 1951, The Mineralogical Society
Mineralogical Society (www.minersoc.org)