ECONOMIC GEOLOGY and the Bulletin of the Society of Economic Geologists, 2004, V 99, N 3.

Hydrothermal Alteration, Ore Fluid
Characteristics and Gold Depositional
Processes along a Trondhjemite-Komatiite 
Contact at Tarmoola, Western Australia
Paul Duuring, Steffan G. Hagemann,
Kevin F. Cassidy, and Craig A. Johnson

The Nevoria Gold Skarn Deposit, Southern 
Cross Greenstone Belt, Western Australia:
II. Pressure-Temperature-Time Path and
Relationship to Post-Orogenic Granites
Andreas G. Mueller, Alexander A. Nemchin,
and Robert Frei

Paleoproterozoic Gold Deposits Hosted
by Albite- and Carbonate-Altered
Tonalite in the Chirano District,
Ghana, West Africa
Andrew Allibone, Peter Hayden, 
Greg Cameron, and Francis Duku

Platinum-Group Elements in the Uitkomst 
Complex, South Africa
W. D. Maier, T. Gomwe, S.-J. Barnes,
 C. Li, and H. Theart

Petrogenesis of Discordant Magnesian
Dunite Pipes from the Central Sector
of the Eastern Bushveld Complex,
with Emphasis on the Winnaarshoek
Pipe and Disruption of the Merensky Reef
Roger N. Scoon and Andrew A. Mitchell

Mine-Scale Structural Controls on the
Mount Isa Zn-Pb-Ag and Cu Orebodies
Toby P. Davis

Hydrothermal Alteration of Basalts Beneath
the Bent Hill Massive Sulfide Deposit,
Middle Valley, Juan de Fuca Ridge
Damon A. H. Teagle and Jeffrey C. Alt

Copper Isotope Systematics of the Lucky
Strike, Rainbow and Logatchev Seafloor
Hydrothermal Fields on the mid-Atlantic Ridge
Olivier Rouxel, Yves Fouquet, and John N. Ludden

Scientific Communications
Refined Timing of Porphyry Copper Formation in the Serbian and Bulgarian Portions of the Cretaceous Carpatho-Balkan Belt Andor L. W. Lips, R. J. Herrington, G. Stein, D. Kozelj, K. Popov, and J. R. Wijbrans The Origin of Hematite in High-Grade Iron Ores Based on Infrared Microscopy and Fluid Inclusion Studies: The Example of the Conceicao Mine, Quadrilatero Ferrifero, Brazil Carlos Alberto Rosiere and Francisco Javier Rios