Serpentinization of olivine at 300 °C and 500 bars: An experimental study examining the role of silica on the reaction path and oxidation state of iron

Theoretical prediction of the thermodynamic behavior of aqueous electrolytes by high pressures and temperatures; IV, Calculation of activity coefficients, osmotic coefficients, and apparent molal and standard and relative partial molal properties to 600 degrees C and 5kb

H. C. Helgeson, D. H. Kirkham, G Flowers · American Journal of Science · 1981 · 1.8K citations

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Thermodynamics of hydrothermal systems at elevated temperatures and pressures

Harold C. Helgeson · American Journal of Science · 1969 · 1.5K citations · Full text

Natural Sciences, Chemical Engineering, Chemistry +15

Slaty cleavage and related strain in Martinsburg Slate, Delaware Water Gap, New Jersey

Edward C. Beutner · American Journal of Science · 1978 · 1.5K citations

Natural Sciences, Geology, Stratigraphy +7

Inorganic species in geologic fluids: Correlations among standard molal thermodynamic properties of aqueous ions and hydroxide complexes

Everett L. Shock, David Sassani, Marc Willis et al. · Geochimica et Cosmochimica Acta · 1997 · 1K citations · Full text

Natural Sciences, Earth Sciences, Geology +17

Calculation of the thermodynamic and transport properties of aqueous species at high pressures and temperatures: Correlation algorithms for ionic species and equation of state predictions to 5 kb and 1000°C

Everett L. Shock, Harold C. Helgeson · Geochimica et Cosmochimica Acta · 1988 · 1K citations

Natural Sciences, Chemistry, Physics +17