A THEORETICAL MODEL OF THE CHEMICAL INTERACTION OF ROCKS AND AQUEOUS SOLUTIONS.HELGESON HC.1974; IN: INT. SYMP. WATER-ROCK INTERACTION. ABS.; CZECH.; 1974; PRAGUE GEOL. SURV.,1974, P. 5Miscellaneous

A CHEMICAL AND THERMODYNAMIC MODEL OF ORE DEPOSITION IN HYDROTHERMAL SYSTEMS.HELGESON HC.1970; MINERAL. SOC. AMER., SPEC. PAPER; USA; 1970, NUM. 0003, P. 155 A 186Miscellaneous

SILICATE METAMORPHISM IN SEDIMENTS AND THE GENESIS OF HYDROTHERMAL ORE SOLUTIONS.HELGESON HC.1967; ECON. GEOL., MONOGR; USA; 1967, NUM. 0003, P. 333 A 342Miscellaneous

A CHEMICAL AND THERMODYNAMIC MODEL OF SULFIDE DEPOSITION IN HYDROTHERMAL SYSTEMS (ABSTRACT).HELGESON HC.1969; GEOL. SOC. AMER., ABSTR. PROGRAMS; USA; 1969, NUM. 007 , P. 98 A 99Miscellaneous

PREDICTION OF THE THERMODYNAMIC PROPERTIES OF ELECTROLYTES AT HIGH PRESSURES AND TEMPERATURES = PREVISION DES PROPRIETES THERMODYNAMIQUES DES ELECTROLYTES A HAUTE PRESSION ET HAUTE TEMPERATUREHELGESON HC.1981; PHYS. CHEM. EARTH; ISSN 0079-1946; GBR; DA. 1981; VOL. 13-14; PP. 133-177; BIBL. 2 P.; ILL.Conference Paper

THERMODYNAMIC AND KINETIC CONSEQUENCES OF SUBSTITUTIONAL ORDER/DISORDER IN MINERALS = THERMODYNAMIQUE ET CINETIQUE D'ORDRE-DESORDRE OBTENU PAR SUBSTITUTION DANS DES MINERAUXHELGESON HC.1981; BULL. MINERAL.; ISSN 0180-9210; FRA; DA. 1981; VOL. 104; NO 2-3; PP. 161Conference Paper

KINETICS OF MASS TRANSFER AMONG SILICATES AND AQUEOUS SOLUTIONS.HELGESON HC.1971; GEOCHIM. COSMOCHIM. ACTA; GBR; 1971(5), VOL. 35, NUM. 0005, P. 421 A 469Miscellaneous

GEOLOGIC AND THERMODYNAMIC CHARACTERISTICS OF THE SALTON SEA GEOTHERMAL SYSTEM.HELGESON HC.1968; AMER. J. SCI.; USA; 1968(3), VOL. 266, NUM. 0003, P. 129 A 166Miscellaneous

THERMODYNAMIC CONSTRAINTS ON MASS TRANSFER IN HYDROTHERMAL SYSTEMS AT HIGH TEMPERATURES AND PRESSURESHELGESON HC.sdIN: 24E CONGR. GEOL. INT. MONTREAL, 1972; OTTAWA 24E CONGR. GEOL. INT. RES. COMMUN ,1972, VOL. 10, P. 230Miscellaneous

REACTION RATES AND MASS TRANSFER IN GEOCHEMICAL PROCESSESHELGESON HC.1980; CONGRES GEOLOGIQUE INTERNATIONAL. 26/1980/PARIS; FRA; ORLEANS: B.R.G.M.; DA. 1980; VOL. 1; PP. 49Conference Paper

KINETICS OF MASS TRANSFER AMONG SILICATES AND AQUEOUS SOLUTIONS: CORRECTION AND CLARIFICATIONHELGESON HC.1972; GEOCHIM. COSMOCHIM. ACTA; G.B.; 1972, VOL. 36, NUM. 0009, P. 1067 A 1070Serial Issue

REACTION RATES IN HYDROTHERMAL FLOW SYSTEMS.HELGESON HC.1970; ECON. GEOL.; USA; 1970(5), VOL. 65, NUM. 0003, P. 299 A 303Miscellaneous

THERMODYNAMICS OF HYDROTHERMAL SYSTEMS AT ELEVATED TEMPERATURES AND PRESSURES.HELGESON HC.1969; AMER. J. SCI.; USA; 1969, VOL. 267, NUM. 0007, P. 729 A 804Miscellaneous

EVALUATION OF IRREVERSIBLE REACTIONS IN GEOCHEMICAL PROCESSES INVOLVING MINERALS AND AQUEOUS SOLUTION-1.THERMODYNAMIC RELATIONS.HELGESON HC.1968; GEOCHIM. COSMOCHIM. ACTA; GBR; 1968, VOL. 32, P. 853 A 877Miscellaneous

SOLUTION CHEMISTRY AND METAMORPHISM.HELGESON HC.1967; RESEARCH.IN.GEOCHEMISTRY.JOHN.WILEY.AND.SONS.INC-NEW-YORK.; 1967, VOL. 2, P. 362 A 404Miscellaneous

THEORETICAL PREDICTION OF THE THERMODYNAMIC BEHAVIOR OF AQUEOUS ELECTROLYTES AT HIGH PRESSURES AND TEMPERATURES. SUMMARY OF THE THERMODYNAMIC/ELECTROSTATIC PROPERTIES OF THE SOLVENT.HELGESON HC; KIRKHAM DH.1974; AMER. J. SCI.; USA; 1974, VOL. 274, NUM. 0010, P. 1089 A 1261Serial Issue

HYDROTHERMAL TRANSPORT AND DEPOSITION OF GOLD.(ABSTRACTHELGESON HC; GARRELS RM.1968; GEOL. SOC. AMER., ABSTR. PROGRAMS; USA; 1968Miscellaneous

CALCULATION OF THE THERMODYNAMIC PROPERTIES OF AQUEOUS SILICA AND THE SOLUBILITY OF QUARTZ AND ITS POLYMORPHS AT HIGH PRESSURES AND TEMPERATURES.WALTHER JV; HELGESON HC.1977; AMER. J. SCI.; U.S.A.; DA. 1977; VOL. 277; NO 10; PP. 1315-1351; BIBL. 3 P.; 25 ILL.Article

CALCULATION OF THE THERMODYNAMIC PROPERTIES OF AQUEOUS SILICA AND THE SOLUBILITY OF QUARTZ AND ITS POLYMORPHS AT HIGH PRESSURES AND TEMPERATURES.WALTER JV; HELGESON HC.1975; GEOL. SOC. AMER., ABSTR. PROGRAMS; U.S.A.; 1975, VOL. 7, NUM. 0007, P. 1311 A 1312Miscellaneous

THERMODYNAMIC/ELECTROSTATIC BEHAVIOR OF H₂O AT HIGH PRESSURES AND TEMPERATURES = COMPORTEMENTS THERMODYNAMIQUE ET ELECTROSTATIQUE DE H₂O A HAUTE TEMPERATURE ET HAUTE PRESSIONHELGESON HC; KIRKHAM DH.sdIN: 8E. CONF. INT. PROPR. EAU VAPEUR; GIENS; 1974; S.L.; DA. S.D.; PP. (1 P.); RESUMEConference Paper

CALCULATION OF THE THERMODYNAMIC CONSEQUENCES OF DEHYDRATION IN SUBDUCTING OCEANIC CRUST TO 100 KB AND >800^OC.DELANY JM; HELGESON HC.1978; AMER. J. SCI.; U.S.A.; DA. 1978; VOL. 278; NO 5; PP. 638-686; BIBL. 5 P.; 33 ILL.Article

PREDICTION OF THE CHEMICAL CHARACTERISTICS OF GEOTHERMAL RESERVOIR FLUIDS FROM AUTHIGENIC MINERAL ASSEMBLAGES.BIRD DK; HELGESON HC.1977; GEOL. SOC. AMER., ABSTR. PROGRAMS; U.S.A.; DA. 1977; VOL. 9; NO 7; PP. 898-899Conference Paper

THERMODYNAMIC AND KINETIC CONSTRAINTS ON THE DISSOLUTION OF FELDSPARS.AAGAARD P; HELGESON HC.1977; GEOL. SOC. AMER., ABSTR. PROGRAMS; U.S.A.; DA. 1977; VOL. 9; NO 7; PP. 873Conference Paper

THEORETICAL PREDICTION OF THE THERMODYNAMIC PROPERTIES OF AQUEOUS ELECTROLYTES AT HIGH PRESSURES AND TEMPERATURES. III. EQUATION OF STATE FOR AQUEOUS SPECIES AT INFINITE DILUTION.HELGESON HC; KIRKHAM DH.1976; AMER. J. SCI.; U.S.A.; 1976, VOL. 276, NUM. 0002, P. 97 A 240Serial Issue

THERMODYNAMICS OF DEHYDRATION EQUILIBRIA TO 100 KB AND 800^OC.DELANY JM; HELGESON HC.1976; GEOL. SOC. AMER., ABSTR. PROGRAMS; U.S.A.; DA. 1976; VOL. 8; NO 6; PP. 833-834Conference Paper