Instability and chaos in hillslope evolution
Jonathan D. Phillips

Magnetostratigraphy of the Plio-Pleistocene Camp Rice and Palomas Formations in the Rio Grande Rift of southern New Mexico
Greg H. Mack, Stephen L. Salyards, and W. Calvin Jones

Secondary-mineral formation during natural weathering of pyroxene: review and thermodynamic approach
V. Noack, F. Colin, D. Nahon, J. Delvigne, and L. Michaux

Kinetics and mass transfer of pseudomorphic replacement: application to replacement of parent minerals and kaolinite by Al, Fe, and Mn oxides during weathering
Enrique Merino, Daniel Nahon, and Yifeng Wang

Carbonate mineral saturation state and cratonic limestone accumulation
Bardley N. Opdyke and Bruce H. Wilkinson

Wallastonite + quartz solubility in supercritical NaCl aqueous solutions
Zhixin Xie and John V. Walther

Raman spectroscopic characterization of gas mixtures. I. Quantitative composition and pressure determination of CH₄, N₂ and their mixtures
Jeffery C. Seitz, Jill Dill Pasteris, and I-Ming Chou

Polymetamorphic evolution of the western Blue Ridge: evidence from ⁴⁰Ar / ³⁹Ar whole rock slate/ phyllite and muccovite ages
Jeffrey B. Connelly and R.D. Dallmeyer

Dehydration partial melting and disequilibrium in the granulitefacies Wilmington Complex, Pennsylvania-Delaware Piedmont
LeeAnn Srogi, Mary Emma Wagner, and Timothy M. Lutz

Recognition of syn-convergence extension in accretionary wedges with examples from Calabrian Arc and the Eastern Alps
S.R. Wallis, J.P. Platt, and S.D. Knott

The influence of bottom water oxygenation and reactive iron content on sulfur incorporation into bitumens from Jurassic marine shales
R. Raiswell, S.H. Bottrell, H.J. Al-Biatty, and M. MD. Tan

Discussion: Facies and structural contrasts across Bonne Bay cross-strike discontinuity, western Newfoundland
Glen S. Stockmal and John W.F. Waldron

Reply: Facies and structural contrasts across Bonne Bay cross-strike discontinuity, western Newfoundland
Peter A. Cawood and Jack W. Botsford

Geochemistry and origin of volcanics in the Ordovician Partridge Formation, Bronson Hill anticlinorium, west-central Massachusetts
Kurt Hoolocher

Review: Victor Moritz Goldschmidt: Father of Modern Geochemistry; by Brain Mason
Heinrich D. Holland

Probable glacial climatic conditions in source areas during deposition of parts of the Ash Hollow Formation, Ogallala Group (Late Tertiary) of western Nebraska
P.E. Helland and R.F. Diffendal, Jr

Calculation of multicomponent chemical equilibria in gas-solid-liquid systems: calculation methods, thermochemical data, and application to studies of high-temperature volcanic gases with examples from Mount St. Helens
Robert Symonds and Mark H. Reed

Review: Darwin on Trail: by Phillip E. Johnson
A.R. Palmer and A. Richard Palmer

Erratum: Fluid flow and chemical reaction kinetics in metamorphic systems
Antonio C. Lasaga and Danny M. Rye

Missing mineral zones in contract metamorphosed basalts
Craig E. Manning, Steven E. Ingebritsen, and Dennis K. Bird

P-T paths from northwestern New Hampshire: metamorphic evidence for stacking in a thrust/nappe complex
F.P. Florence, F.S. Spear, and M.J. Kohn

Geochemistry, origin, and provenance of Upper Proterozoic to Upper Cambrian alkaline to transitional basaltic rocks in and contiguous to a a sector of the Appalachian Humber Zone, Canada
M.R. La Fleche, K. Schrijver, and A. Tremblay

The amphibolite-ecolgite transformation: an experimental study on basalt
Stefano Poli

Thermodynamic mixing properties of nepheline-kalsitite crystalline solutions
Guy L. Hovis and Jacques Roux