Economic Geology and the Bulletin of the Society of Economic Geologists, 2004, V 99, N 2, Mar-Apr.

Geology and Mineralization Styles of the George Fisher 
Zn-Pb-Ag Deposit, Mount Isa, Australia
Lucy H. Chapman

Polymetallic Mineralization at Browns, Rum Jungle Mineral 
Field, Northern Territory: Australia's New Co and Ni Producer
A. J. McCready, E. F. Stumpfl, J. Lally, M. Ahmad, and R. D. Gee

Geological and Geochronological Constraints on the Timing of 
Mineralization at the Nanisivik Zinc Lead Mississippi 
Valley-type Deposit, Northern Baffin Island, Nanavut, Canada
Ross Sherlock, James K. E. Lee, and Brian L. Cousens

Stratigraphy of the Proterozoic Revett Formation and Its 
Control on Ag-Pb-Zn Vein Mineralization in the 
Coeur d'Alene District, Idaho
Jeffrey L. Mauk and Brian G. White

A New Geochemical Technique for Gold Exploration: 
Alkali Element Mobility Associated with Gold Mineralization 
in the West Australian Goldfields 
Christopher J. Heath and Ian H. Campbell

Stable Isotopic Constraints on the Nature of Fluid 
Involvement and Cu-PGE-S Redistribution in the 
Sonju Lake Intrusion, Minnesota
Young-Rok Park, Edward M. Ripley, 
James D. Miller Jr., Chusi Li, Jeffrey Mariga, and Paula Shafer

Chromite Geochemistry and PGE Fractionation in the
Campo Formoso and I Pueira-Medrado Sill, Bahia State, Brazil
R. A. Lord, H. M. Prichard, J. H. S. Sa, and C. R. Neary

Petrology and Crystallisation History of Multi-phase Sulfide 
Droplets in a Mafic Dike from Uruguay: Implications 
for Cu-Ni-PGE-Sulfide Deposits
H. M. Prichard, D. Hutchinson, and P. C. Fisher

Fe-Ti-P Oxide Melts Through Magma Mixing in the Antauta 
Subvolcanic Center, Peru: Implications for the Origin of 
Nelsonite and Iron Oxide-Dominated Hydrothermal Deposits 
Alan H. Clark and Daniel J. Kontak

Scientific Communications
A Magnetite-Apatite Deposit in the Fanshan Alkaline Ultramafic Complex, Northern China Neng Jiang, Xuelei Chu, Toshio Mizuta, Daizo Ishiyama, and Jiguang Mi