| Reference | {Deposit:: MACDONALD, J.R., 1968, A GUIDE TO MINERAL EXPLORATION IN GUYANA: GEOLOGICAL SURVEY OF GUYANA, BULLETIN 38, P. 55.}{Deposit:: BARRON, C.N., ED., 1961, BARRAMITA SE & SW: GEOLOGICAL SURVEY OF BRITISH GUIANA, SCALE 1:200000.}{Deposit:: BISHOPP, D.W., 1941, THE GEOLOGY AND GEOGRAPHY OF THE TOWAKAIMA REGION, UPPER BARAMA VALLEY, NORTHWEST DISTRICT: GEOLOGICAL SURVEY OF BRITISH GUIANA, BULLETIN NO. 16.}{Other Database:: CIMRI}{Production:: MACDONALD (1968)}{Reserve-Resource:: BISHOPP (1941)} |