Researches in Geochemistry, Volume 1Philip Hauge Abelson |
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Page 32
... natural solution at low temperature is always low , the mechanism must follow some devious path , such as or Fe +++ 2HS = Fe ( HS ) 2 = FeS2 + H2 2Fe +++ 4HS = 2Fe ( HS ) 2 = 2FeS + 2H2S 2FeSO2 + H2O = FeS2 + Fe +++ 20H- At any rate ...
... natural solution at low temperature is always low , the mechanism must follow some devious path , such as or Fe +++ 2HS = Fe ( HS ) 2 = FeS2 + H2 2Fe +++ 4HS = 2Fe ( HS ) 2 = 2FeS + 2H2S 2FeSO2 + H2O = FeS2 + Fe +++ 20H- At any rate ...
Page 168
... natural waters , Can . J. Chem . , 34 , 220-226 . Buttlar , H. von , and W. F. Libby . 1955. Natural distribution of cosmic - ray produced tritium , II , J. Inorg . & Nuclear Chem . , 1 , 75–91 . Craig , H. , G. Boato , and D. E. White ...
... natural waters , Can . J. Chem . , 34 , 220-226 . Buttlar , H. von , and W. F. Libby . 1955. Natural distribution of cosmic - ray produced tritium , II , J. Inorg . & Nuclear Chem . , 1 , 75–91 . Craig , H. , G. Boato , and D. E. White ...
Page 327
... Natural sphalerites have been shown by analyses to contain appreciable amounts of iron and small amounts of other metals , such as manganese and cadmium . The color of this min- eral in ores varies from light yellow to black , depending ...
... Natural sphalerites have been shown by analyses to contain appreciable amounts of iron and small amounts of other metals , such as manganese and cadmium . The color of this min- eral in ores varies from light yellow to black , depending ...
Contents
SEDIMENTATION ON THE OCEAN FLOOR | 1 |
RATES OF GEOCHEMICAL REACTIONS AT LOW TEMPERATURES | 25 |
GEOCHEMICAL INDICATORS OF MARINE AND FRESHWATER | 38 |
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abundance Acta activity actual components amino acids amount amphiboles annite atoms average CaCO3 calcite calculated carbon cent Chem chemical chondritic CO2 pressures composition compounds concentration Cosmochim covellite crystal curve deposits determined dolomite earth elements equation equilibrium fayalite feldspars figure formation fractionation fresh-water geochemical Geol geologic Goldsmith granite Green River Green River formation hematite hydrocarbons hydrogen hydrothermal igneous indicate ions iron isotopic Laboratory layer Libby magmatic magnetite marine material measurements metals metamorphism metasomatic meteorites mica mineral assemblages mix-crystals nahcolite natural occur ocean organic oxidation oxygen pargasite Pegmatite periclase petroleum phase precipitate pyrite pyrrhotite quartz radioactive radiocarbon range ratio reaction relations relative rocks samples sedimentary sediments shales shortite shown silicates solid solution solubility sphalerite stable studies sulfate sulfide sulfur surface temperature thermal thermodynamic Thermonatrite tion tremolite tritium trona univariant uranium values vapor pressure variation volatile wüstite