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Gold Solubility in Supercritical Hydrothermal Brines Measured in Synthetic Fluid Inclusions

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Date

1999

Authors

Loucks, R.R.
Mavrogenes, John

Journal Title

Journal ISSN

Volume Title

Publisher

American Association for the Advancement of Science

Abstract

Metallic gold dissolves in H2S-containing supercritical water to produce the complex Au(HS)(H2S)3. A temperature decrease below 400°C and/or pressure decrease lead to a decomposition of this complex and, hence, to a rapid precipitation of metallic gold.

Description

Keywords

Keywords: gold; hydrogen sulfide; water; chemical reaction; complex formation; decomposition; dissolution; geology; hypobarism; leaching; low temperature; precipitation; short survey; solubility

Citation

URI

http://hdl.handle.net/1885/91575

Collections

ANU Research Publications

Source

Science

Type

Journal article

Book Title

Entity type

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DOI

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