Shaffer, Mark E.

Geology and geochemistry of the consolidation creek from Puruni, North West, Guyana / by Mark E. Shaffer. - 1969. - 147 p. : ill., maps.

Thesis (M.Sc.) - Colorado School of Mines, 1969.

Bibliography: p. 144-147.


Mining geology--Guyana.

TN260 S52