Geochimica et Cosmochimica Acta, 2005, V 69, N 4, 15 Feb.

 
1.   
 Relative humidity recorded in tree rings: A study
 along a precipitation gradient in the Olympic 
 Mountains, Washington, USA  • 
 Yong Shu, Xiahong Feng, Carey Gazis, Doug Anderson, 
 Anthony M. Faiia, Kuilian Tang and Gregory J. Ettl
 Pages 791-799 

2.   
 Solubility and speciation of sulfur in silicate
 melts: The Conjugated Toop-Samis-Flood-Grjotheim
 (CTSFG) model  • 
 Roberto Moretti and Giulio Ottonello
Pages 801-823 

3.   
 Theoretical investigation of iron isotope 
 fractionation between Fe(H2O)63+ and Fe(H2O)62+: 
 Implications for iron stable isotope geochemistry  • 
 A.D. Anbar, A.A. Jarzecki and T.G. Spiro
 Pages 825-837 

4.   
 Geochemical processes in the Onyx River, 
 Wright Valley, Antarctica: Major ions,
 nutrients, trace metals  • 
 William J. Green, Brian R. Stage, Adam Preston, 
 Shannon Wagers, Joseph Shacat and Silvia Newell
 Pages 839-850 

5.   
 Ab-initio structure, energy and stable Cr 
 isotopes equilibrium fractionation of some
 geochemically relevant H-O-Cr-Cl complexes  • 
 Giulio Ottonello and Marino Vetuschi Zuccolini
 Pages 851-874 

6.   
 Modelling the sorption of Mn(II), Co(II), Ni(II),
 Zn(II), Cd(II), Eu(III), Am(III), Sn(IV), Th(IV),
 Np(V) and U(VI) on montmorillonite: Linear free 
 energy relationships and estimates of surface 
 binding constants for some selected heavy
 metals and actinides  • 
 Michael H. Bradbury and Bart Baeyens
 Pages 875-892 

7.   
 The yield and isotopic composition of radiolytic
 H2, a potential energy source for the deep
 subsurface biosphere  • 
 Li-Hung Lin, Greg F. Slater, Barbara Sherwood Lollar,
 Georges Lacrampe-Couloume  and T.C. Onstott
 Pages 893-903 

8.   
 Kinetics of brucite dissolution at 25°C in
 the presence of organic and inorganic 
 ligands and divalent metals  • 
 Oleg S. Pokrovsky, Jacques Schott and Alain Castillo
 Pages 905-918 

9.   
 Phosphorus burial as a function of paleoproductivity
 and redox conditions in Arabian Sea sediments  • 
 S.J. Schenau, G.J. Reichart and G.J. De Lange
 Pages 919-931 

10.   
 Iron, manganese, and lead at Hawaii Ocean Time-series
 station ALOHA: Temporal variability and an intermediate
 water hydrothermal plume  • 
 Edward A. Boyle, Bridget A. Bergquist, Richard A. Kayser
 and Natalie Mahowald
 Pages 933-952 

11.   
 A critical evaluation of the boron isotope-pH proxy:
 The accuracy of ancient ocean pH estimates  • 
 M. Pagani, Damien Lemarchand, Arthur Spivack
 and Jerome Gaillardet
 Pages 953-961 

12.   
 Experimental constraints on Fe isotope fractionation
 during magnetite and Fe carbonate formation coupled
 to dissimilatory hydrous ferric oxide reduction  • 
 Clark M. Johnson, Eric E. Roden, Susan A. Welch
 and Brian L. Beard
 Pages 963-993 

13.   
 An integrated thermodynamic mixing model for 
 sphalerite geobarometry from 300 to 850°C and up to 1 GPa  • 
 Jordi Delgado Martin and Albert Soler I Gil
 Pages 995-1006 

14.   
 Gas hydrate systems at Hydrate Ridge offshore Oregon
 inferred from molecular and isotopic properties 
 of hydrate-bound and void gases  • 
 Alexei V. Milkov, George E. Claypool, Young-Joo Lee
 and Roger Sassen
 Pages 1007-1026 

15.   
 Empirical determination of diffusion coefficients
 and geospeedometry  • 
 Olivier Jaoul and Frederic Bejina
 Pages 1027-1040 

16.   
 A new estimate for the composition of weathered
 young upper continental crust from alluvial sediments,
 Queensland, Australia  • 
 Balz S. Kamber, Alan Greig and Kenneth D. Collerson
 Pages 1041-1058 

17.   
 In search of live 247Cm in the early solar system  • 
 C.H. Stirling, A.N. Halliday and D. Porcelli
 Pages 1059-1071 

18.   
 Molecular and compound-specific isotopic 
 characterization of monocarboxylic acids 
 in carbonaceous meteorites  • 
 Yongsong Huang, Yi Wang, Marcelo R. Alexandre, 
 Taewoo Lee, Christoph Rose-Petruck, Megan Fuller
 and Sandra Pizzarello
 Pages 1073-1084 

19.   
 NMR studies of chemical structural variation 
 of insoluble organic matter from different 
 carbonaceous chondrite groups  • 
 George D. Cody and Conel M.O.’D. Alexander
 Pages 1085-1097