Geochimica et Cosmochimica Acta, 2000, V 64, N 6, March.

M. Pennisi, W.P. Leeman, S. Tonarini, A. Pennisi, P. Nabelek, 
Boron, Sr, O, and H isotope geochemistry of groundwaters from Mt. Etna
(Sicily)---hydrologic implications, 
pp. 961-974

Jeffrey M. Heikoop, Jennifer J. Dunn, Michael J. Risk, Henry P. Schwarcz,
Ted A. McConnaughey, Ian M. Sandeman,
Separation of kinetic and metabolic isotope effects in carbon-13 records
preserved in reef coral skeletons,
pp. 975-987

S.D. Oktay, P.H. Santschi, J.E. Moran, P. Sharma, 
The 129iodine bomb pulse recorded in Mississippi River Delta sediments: 
results from isotopes of I, Pu, Cs, Pb, and C, 
pp. 989-996

Erika Vander Putten, Frank Dehairs, Eddy Keppens, Willy Baeyens, 
High resolution distribution of trace elements in the calcite shell 
layer of modern mytilus edulis: environmental and biological controls, 
pp. 997-1011

Edward R.C. Hornibrook, Frederick J. Longstaffe, William S. Fyfe, 
Evolution of stable carbon isotope compositions for methane and carbon 
dioxide in freshwater wetlands and other anaerobic environments, 
pp. 1013-1027

D.J. Burdige, A. Skoog, K. Gardner, 
Dissolved and particulate carbohydrates in contrasting marine sediments, 
pp. 1029-1041

Peggy H. Ostrom, Michael Schall, Hasand Gandhi, Tun-Li Shen, Peter V.
Hauschka, John R. Strahler, Douglas A. Gage, 
New strategies for characterizing ancient proteins using matrix-assisted 
laser desorption ionization mass spectrometry, 
pp. 1043-1050

Anthony C. Withers, Simon C. Kohn, Richard A. Brooker, Bernard J. Wood, 
A new method for determining the P-V-T properties of high-density H2O using
NMR: results at 1.4--4.0 gpa and 700--1100°c, 
pp. 1051-1057

James D. Gleason, Mark A. Marikos, Mark D. Barton, David A. Johnson,
Neodymium isotopic study of rare earth element sources and mobility in
hydrothermal Fe oxide (Fe-P-REE) systems, 
pp. 1059-1068

Zhenhao Duan, Nancy Møller, John H. Weare, 
Accurate prediction of the thermodynamic properties of fluids in the 
system H2O--CO2--CH4--N2 up to 2000 K and 100 kbar from a corresponding
 states/one fluid equation of state, 
pp. 1069-1075

Shuguang Li1, Emil Jagoutz, Yizhi Chen, Qiuli Li, 
Sm--Nd and Rb--Sr isotopic chronology and cooling history of ultrahigh 
pressure metamorphic rocks and their country rocks at Shuanghe in the Dabie
 Mountains, Central China, 
pp. 1077-1093

Haibo Zou, 
Modeling of trace element fractionation during non-modal dynamic
melting with linear variations in mineral/melt distribution coefficients,
pp. 1095-1102

Mark Hilyard, Roger L. Nielsen, James S. Beard, Alberto Patinõ-Douce, 
James Blencoe, 
Experimental determination of the partitioning behavior of rare
earth and high field strength elements between pargasitic amphibole and
natural silicate melts, 
pp.1103-1120

James P. Greenwood, Lee R. Riciputi, Harry Y. McSween, Jr., 
Lawrence A. Taylor, 
Modified sulfur isotopic compositions of sulfides in the nakhlites
and Chassigny, 
pp. 1121-1131

Weibiao Hsu, Gary R. Huss, G.J. Wasserburg, 
Ion probe measurements of Os, Ir, Pt, and Au in individual phases of iron
 meteorites, 
pp. 1133-1147