Geochimica et Cosmochimica Acta, 2002, V 66, N 21, 1 November.

A special issue dedicated to Professor Heinrich D. Holland 
3677

Trent P. Vorlicek and George R. Helz
Catalysis by mineral surfaces - Implications for Mo geochemistry in anoxic 
environments 
3679-3692

C.Geoffrey Wheat, Michael J. Mottl and Mark Rudnicki
Trace element and REE composition of a low-temperature ridge-flank hydrothermal 
spring 
3693-3705

Wenbo Yang, Heinrich D. Holland and Rob Rye
Evidence for low or no oxygen in the late Archean atmosphere from the ~2.76 Ga 
Mt. Roe #2 paleosol, Western Australia - Part 3 
3707-3718

Mark R. Frank1, Philip A. Candela, Philip M. Piccoli and Michael D. Glascock
Gold solubility, speciation, and partitioning as a function of HCl in the brine-
silicate melt-metallic gold system at 800°C and 100 MPa 
3719-3732

Juske Horita, Heide Zimmermann and Heinrich D. Holland
Chemical evolution of seawater during the Phanerozoic - Implications from the 
record of marine evaporites 
3733-3756

D.J. Beerling et al.
Carbon isotope evidence implying high O2/CO2 ratios in the Permo-Carboniferous 
atmosphere 
3757-3767

Juske Horita, David R. Cole, Veniamin B. Polyakov and Thomas Driesner
Experimental and theoretical study of pressure effects on hydrogen isotope 
fractionation in the system brucite-water at elevated temperatures 
3769-3788

Gwyneth A. Williams and Karl K. Turekian
Atmospheric supply of osmium to the oceans 
3789-3791

J.H. Chen, D.A. Papanastassiou and G.J. Wasserburg
Re-Os and Pd-Ag systematics in Group IIIAB irons and in pallasites 
3793-3810

Heinrich D. Holland
Volcanic gases, black smokers, and the great oxidation event 
3811-3826

Glen T. Snyder and Udo Fehn
Origin of iodine in volcanic fluids - 129I results from the Central American 
Volcanic Arc 
3827-3838

Frank Pawellek1, Frank Frauenstein and Ja'n Veizer
Hydrochemistry and isotope geochemistry of the upper Danube River 
3839-3853