| Reference | {Deposit:: MACDONALD, J.R., 1968, A GUIDE TO MINERAL EXPLORATION IN GUYANA: GEOLOGICAL SURVEY OF GUYANA, BULLETIN 38, P. 24.}{Deposit:: ALLDERIDGE, M.G., 1962, PURUNI SE: GEOLOGICAL SURVEY OF BRITISH GUIANA, SCALE 1:200000}{Other Database:: CIMRI} |