http://www.portergeo.com.au/feoxbook/Abstract44.asp [The Sin Quyen Iron Oxide-Copper-Gold-Rare Earth Oxide Mineralisation of North Vietnam by Robert N. McLean, AQ Geological Consultants Hanoi, Vietnam. in Porter, T.M. (Ed.) (2002) Hydrothermal Iron Oxide Copper-Gold and Related Deposits: A Global Perspective, PGC Publishing, Adelaide, 2, 293-301.] [abstract]
