First finding of natural rhenium in the transitional clay layer at the Cretaceous-Paleogene boundary in the Gams section (Eastern Alps, Austria)

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作者
A. F. Grachev
S. E. Borisovskii
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[1] Russian Academy of Sciences (RAS),Schmidt Institute of Physics of the Earth
[2] Russian Academy of Sciences (RAS),Institute of Geology of Ore Deposits, Petrography, Mineralogy, and Geochemistry (IGEM)
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31.67.Fx;
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As a result of detailed studies by the method of microprobe analysis, a particle of natural rhenium was found for the first time in the transitional clay layer at the Cretaceous-Paleogene boundary in the Gams section (Eastern Alps). It is concluded that the formation of natural rhenium was related to a volcanic aerosol that arose due to the magmatic activity of a mantle plume 65 Myr ago.
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页码:941 / 944
页数:3
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