By Evgeny G. Gurvich
The monograph describes the distribution, composition and accumulation charges of contemporary and old metalliferous sediments and their elements within the oceans and the purple Sea. The tactics influencing the formation of composition of metal-bearing topic of the metalliferous sediments, from hydrothermal effluence to accumulation at the ocean ground, are thought of, and recognized styles in distribution of chemical aspect contents within the metalliferous sediments are defined. The effect of assorted ordinary elements at the formation of metalliferous strata is proven quantitatively. Metalliferous sediments enable the reconstruction of the depth and place of earlier hydrothermal task and linked mineral formation within the ocean. in addition, the main possible positions of buried hydrothermal accumulations are reconstructed. The booklet is geared toward geologists, ore geologists, marine geologists and geochemists, oceanographers together with paleo-ceanographers, in addition to at undergraduate and graduate scholars.
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Extra resources for Metalliferous Sediments of the World Ocean: Fundamental Theory of Deep-Sea Hydrothermal Sedimentation
1973; Marchig and Gundlach 1982; Marchig et al. 1986; Ravizza and McMurtry 1993). This is also evident for Os as indicated by its isotope composition (Ravizza and McMurtry 1993). Similar correlation coefficient data, about +0,7, for the element pairs of the first and second kinds for Cu and Sb indicate a dual nature for their excessive accumulation in metalliferous sediments in the Southeast Pacific. 2). The dual nature of Sb accumulation probably is caused by its presence in ocean water in two oxidation states: Sb(III) and Sb(V) (Vinogradov 1967; Onishi 1969).
Since the publication of the paper of Bender et al. (1971) all studies of distribution of the REE in metalliferous sediments from the Southeast Pacific (Dymond et al. 1973, 1976; Piper 1974; Piper and Graef 1974; Balashov et al. 1974; Balashov 1976; Gurvich et al. 1980c; Dubinin and Volkov 1986, 1988; Ruhlin and Owen 1986; Barrett and Jarvis 1988; Kunzendorf et al. 1988; Owen and Olivarez 1988; Olivarez and Owen 1989; Lisitzin et al. 1990; Halliday et al. ) show similarities of their patterns to the REE pattern of ocean water.
22). Despite significant fluctuations in the contents of the REE 55% to 85% of their bulk contents are carried in these minerals in almost all sediments of the section. Lithogenic minerals in sediments from the EPR axial zone carry minimal part of the REE content but their role increases at a distance from the axis. Some part of the REE content is bound in biogenic carbonate in the carbonaceous and low-carbonaceous metalliferous sediments. Transitions in the role of different mineral carriers of barium in the generalized section through metalliferous sediments from the EPR axial zone to deep-sea red clays in the Southern Basin are shown in Fig.
Metalliferous Sediments of the World Ocean: Fundamental Theory of Deep-Sea Hydrothermal Sedimentation by Evgeny G. Gurvich