Geochimica et Cosmochimica Acta, 1999, V 63, N 18, September.

Kevin H. Johannesson, Irene M. Farnham, Caixia Guo, Klaus J. Stetzenbach, 
Rare earth element fractionation and concentration variations along a 
groundwater flow path within a shallow, basin-fill aquifer, southern Nevada, USA,  
pp. 2697-2708

J.D. Kubicki, L.M. Schroeter, M.J. Itoh, B.N. Nguyen, S.E. Apitz,
Attenuated total reflectance Fourier-transform infrared spectroscopy 
of carboxylic acids adsorbed onto mineral surfaces, 
pp. 2709-2725

Maurizio Pettine1, Luigi Campanella, Frank J. Millero, 
Arsenite oxidation by H2O2 in aqueous solutions,  
pp. 2727-2735

Matthew J. Kohn, Margaret J. Schoeninger, William W. Barker, 
Altered states: effects of diagenesis on fossil tooth chemistry,  
pp. 2737-2747

Adam J.R. Kent12, David A. Clague, Masahiko Honda, Edward M. Stolper, 
Ian D. Hutcheon, Marc D. Norman, 
Widespread assimilation of a seawater-derived component at Loihi Seamount, 
Hawaii,  
pp. 2749-2761

M. Gehlen12, A. Mucci, B. Boudreau, 
Modelling the distribution of stable carbon isotopes in 
porewaters of deep-sea sediments,  
pp. 2763-2773

Thomas M. Johnson, Mitchell J. Herbel, Thomas D. Bullen, Peter T. Zawislanski, 
Selenium isotope ratios as indicators of selenium sources and oxyanion reduction,  
pp. 2775-2783

Katsumi Marumo, Kéiko H. Hattori,
Seafloor hydrothermal clay alteration at Jade in the back-arc 
Okinawa Trough: mineralogy, geochemistry and isotope characteristics,  
pp. 2785-2804

Horst Zwingmann1, Norbert Clauer, Reinhard Gaupp, 
Structure-related geochemical (REE) and isotopic (K-Ar, Rb-Sr, δ18O) 
characteristics of clay minerals from Rotliegend sandstone reservoirs (
Permian, northern Germany),  
pp. 2805-2823

Ralf Goericke, Amy Shankle, Daniel J. Repeta, 
Novel carotenol chlorin esters in marine sediments and water 
column particulate matter,  
pp. 2825-2834

Sarah C. Sherlock, Nicolas O. Arnaud, 
Flat plateau and impossible isochrons: apparent 40Ar-39Ar 
geochronology in a high-pressure terrain,  
pp. 2835-2838

Lewis D. Ashwal, Robert D. Tucker, Ernst K. Zinner, 
Slow cooling of deep crustal granulites and Pb-loss in zircon,  
pp. 2839-2851

Frank M. Richter, Yan Liang, Andrew M. Davis, 
Isotope fractionation by diffusion in molten oxides,  
pp. 2853-2861

Masahiko Honda, Desmond B. Patterson2, 
Systematic elemental fractionation of mantle-derived helium, 
neon, and argon in mid-oceanic ridge glasses,  
pp. 2863-2874

John T. Wasson, 
Trapped melt in IIIAB irons; solid/liquid elemental partitioning 
during the fractionation of the IIIAB magma,  
pp. 2875-2889