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Extra resources for Geochemical Studies
1822. Theorie analytique de la chaleur. In: Oeuvres de Fourier Darboux, 1889-1890, 2 vol. M. , 1952. Mechanism of limestone replacement at low temperatures and pressures. Bull. Geol. Soc. , 63: 3 2 5 - 3 8 0 . M. , 1949. Diffusion of ions through intergranular spaces in water-saturated rocks. Bull. Geol. Soc. , 60: 1809-1828. , 1960. Solid diffusion of sulphides and ore formation. Int. Geol. , 21st, 16: 209-217. , 1965. Ion-exchange in chromatography. Adv. , 1: 3 - 6 0 . Hodgman, CD. (Editor in Chief), 1962.
The determination of the distribution coefficient Κ needs an experiment, where the sediment is exposed to the "reacting" element in solution. The ratio of concentrations in sediment and liquid, given in a dimensionless way, is called the distribution coefficient: g _ amount "reacting" element/ml of sediment (dry) amount "reacting" element/ml of liquid For a number of radionuclides, the results of the indirect method of determination of the diffusion coefficient have been compared with the results of a direct method, applying Model lb of Table I where linear diffusion took place from an instantaneous source.
Pp. 5 2 7 - 5 6 8 . , 1966. Manganese nodules (Deep Sea). W. Fairbridge (Editor), The Encyclopedia of Oceanography. , pp. 4 4 9 - 4 5 4 . Newton, R. , 1961. The diffusion of helium through sedimentary rocks. Geochim. Cosmochim. Acta, 22: 1 0 6 - 1 3 2 . , Okubo, A. , 1971. Physical processes of water movement and mixing. In: Radioactivity in the Marine Environment. Nat. Acad. Sei. , pp. 9 0 - 1 3 6 . , 1973. Limiting conditions for synsedimentary sulphide ore formation. Econ. , 68: 605-617. , Statham, G.