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Energy Parameters of Ore-Forming Deep Fluid Systems


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Abstract

The energy parameters of ore-forming deep fluid systems (enthalpy and Gibbs free energy) for compounds of S, Cl, and B have been estimated by thermodynamic methods at a lithosphere depth of 1000–20 km. At a depth of 1000 km, ore-forming fluids are dominated by BF3. With a decrease in a depth to 100–20 km, the range of fluid ore-forming systems becomes wider due to the B, F, Cl, and S compounds providing a real basis for development of the voluminous ore-forming fluid systems at the top of the lithosphere.

About the authors

F. A. Letnikov

Institute of the Earth’s Crust, Siberian Branch

Email: let_an@mail.ru
Russian Federation, Irkutsk, 664033

B. S. Danilov

Institute of the Earth’s Crust, Siberian Branch

Email: let_an@mail.ru
Russian Federation, Irkutsk, 664033

A. F. Letnikova

Irkutsk State University

Author for correspondence.
Email: let_an@mail.ru
Russian Federation, Irkutsk, 664003

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