Geochimica et Cosmochimica Acta, 2000, V 64, N 24, 15 December.

John A. Tossell, Nita Sahai, Calculating the acidity of silanols and
related oxyacids in aqueous solution, 
pp. 4097-4113

John S. Loring, Magnus Karlsson, W. Ronald Fawcett, William H. Casey,
Attenuated total reflection--Fourier-transform infrared and 27Al--nuclear
magnetic resonance investigation of speciation and complexation in aqueous
Al(III)--picolinate solutions, 
pp. 4115-4129

Aline Dia1, Gérard Gruau, Gwenaelle Olivié-Lauquet, Christine Riou, Jérome
Molénat, Pierre Curmi, The distribution of rare earth elements in
groundwaters: assessing the role of source-rock composition, redox changes
and colloidal particles, 
pp. 4131-4151

Robert H. Byrne, Wensheng Yao, Formation of palladium(II) hydroxychloride
complexes and precipitates in sodium chloride solutions and seawater,
pp. 4153-4156

Bo Thamdrup, Tage Dalsgaard, The fate of ammonium in anoxic manganese
oxide-rich marine sediment, 
pp. 4157-4164

Yan Zheng, Robert F. Anderson, Alexander van Geen, James Kuwabara,
Authigenic molybdenum formation in marine sediments: a link to pore water
sulfide in the Santa Barbara Basin, 
pp. 4165-4178

Ulf Riebesell, Andrew T. Revill, Daniel G. Holdsworth, John K. Volkman, The
effects of varying CO2 concentration on lipid composition and carbon
isotope fractionation in Emiliania huxleyi, 
pp. 4179-4192

Jonathan P. Icenhower, Patricia M. Dove, The dissolution kinetics of
amorphous silica into sodium chloride solutions: effects of temperature and
ionic strength, 
pp. 4193-4203

Y. Amelin, D.-C. Lee3, A.N. Halliday, Early-middle archaean crustal
evolution deduced from Lu-Hf and U-Pb isotopic studies of single zircon grains, 
pp. 4205-4225

Igor Puchtel, Munir Humayun, Platinum group elements in Kostomuksha
komatiites and basalts: implications for oceanic crust recycling and
core-mantle interaction, 
pp. 4227-4242

Bjorn O. Mysen, Kevin Wheeler, Alkali aluminosilicate-saturated aqueous
fluids in the earth's upper mantle, 
pp. 4243-4256

C.M. Hohenberg, O. Pravdivtseva, A. Meshik, Reexamination of anomalous I-Xe
ages: Orgueil and Murchison magnetites and Allegan feldspar, 
pp. 4257-4262