Geochimica et Cosmochimica Acta, 1999, V 63, N 5, March.

R.A. Dahlgren, F.C. Ugolini, W.H. Casey, 
Field weathering rates of Mt. St. Helens tephra, 
pp. 587-598

Huiming Bao, Paul L. Koch,
Oxygen isotope fractionation in ferric oxide-water systems: 
low temperature synthesis,  
pp. 599-613

D.B. Patterson, K.A. Farley, M.D. Norman, 
4He as a tracer of continental dust: 
a 1.9 million year record of aeolian flux to the 
west equatorial Pacific Ocean,  
pp. 615-625

Eric Douville, Philippe Bienvenu, Jean Luc Charlou, 
Jean Pierre Donval, Yves Fouquet, Pierre Appriou, Toshitaka Gamo, 
Yttrium and rare earth elements in fluids from various deep-sea 
hydrothermal systems,  
pp. 627-643

Pierre-J Gauthier, Michel Condomines, Tahar Hammouda, 
An experimental investigation of radon diffusion in an anhydrous 
andesitic melt at atmospheric pressure: implications for radon 
degassing from erupting magmas,  
pp. 645-656

Young-Rok Park, Edward M. Ripley, Mark Severson, Steven Hauck, 
Stable isotopic studies of mafic sills and proterozoic 
metasedimentary rocks located beneath the Duluth Complex, Minnesota,  
pp. 657-674

Christopher I. Chalokwu, Edward M. Ripley, Young-Rok Park, 
Oxygen isotopic systematics of an open-system magma chamber,   
pp. 675-685

Jens Fiebig, Uwe Wiechert, Douglas Rumble, III, Jochen Hoefs, 
High-precision in situ oxygen isotope analysis of quartz using an ArF laser,  
pp. 687-702

D.G. Pearson1, S.B. Shirey, G.P. Bulanova, R.W. Carlson, H.J. Milledge, 
Re-Os isotope measurements of single sulfide inclusions in a 
Siberian diamond and its nitrogen aggregation systematics,  
pp. 703-711

Richard J. Walker, Michael Storey, Andrew C. Kerr, John Tarney, 
Nicholas T. Arndt, 
Implications of 187Os isotopic heterogeneities 
in a mantle plume: evidence from Gorgona Island and Curaçao,  
pp. 713-728

J.D. Webster, R.J. Kinzler, E.A. Mathez, 
Chloride and water solubility in basalt and andesite melts and 
implications for magmatic degassing,  
pp. 729-738

R.H. Brazzle, O.V. Pravdivtseva, A.P. Meshik, C.M. Hohenberg, 
Verification and interpretation of the I-Xe chronometer,  
pp. 739-760

Scott J. Carpenter, Kyger C. Lohmann, 
Reply to the comment by S. T. Petsch on carbon isotope ratios 
of Phanerozoic marine cements: re-evaluating global carbon and sulfur systems,  
pp. 761-766