Whyte, F

Columbite deposits of the lower Puruni River, British Guiana / by F. Whyte - Georgetown : Geological Survey Department, 1953. - 3 leaves, 1 folded map - (British Guiana. Geological Survey Department. Mineral resources pamphlet ; no. 2). .


1. Niobium ores - Guyana - Puruin River.

TN490 N65 W59