A review of the coordination chemistry of hydrothermal systems, or do coordination changes make ore deposits?

J Brugger, W Liu, B Etschmann, Y Mei, DM Sherman… - Chemical …, 2016 - Elsevier
The hydration and complexation of metals in hydrothermal fluids are key processes
controlling the mobility of elements in the Earth's crust, leading to the formation of ore …

Gold remobilisation and formation of high grade ore shoots driven by dissolution-reprecipitation replacement and Ni substitution into auriferous arsenopyrite

D Fougerouse, S Micklethwaite, AG Tomkins… - … et Cosmochimica Acta, 2016 - Elsevier
Both gold-rich sulphides and ultra-high grade native gold oreshoots are common but poorly
understood phenomenon in orogenic-type mineral systems, partly because fluids in these …

[HTML][HTML] Ore fluid origin recorded by apatite chemistry: A case study on altered dolerite from the Badu Carlin-type gold deposit, Youjiang basin, SW China

DT Wei, TF Zhou, Y Xia, J Chen, ZJ Xie, XJ Liu… - Ore Geology …, 2022 - Elsevier
Abstract The Paleozoic-Mesozoic Youjiang sedimentary basin in SW China is developed on
a Lower Paleozoic low-grade metamorphic basement, and contains dozens of Carlin-type …

Contrasting regimes of Cu, Zn and Pb transport in ore-forming hydrothermal fluids

R Zhong, J Brugger, Y Chen, W Li - Chemical Geology, 2015 - Elsevier
Sulfur and chlorine are the two most important ligands accounting for metal transport in the
upper crust. In this study, four metal-and sulfur-saturated model fluids with varying salinities …

Coupled partitioning of Au and As into pyrite controls formation of giant Au deposits

C Kusebauch, SA Gleeson, M Oelze - Science Advances, 2019 - science.org
The giant Carlin-type Au deposits (Nevada, USA) contain gold hosted in arsenic-rich iron
sulfide (pyrite), but the processes controlling the sequestration of Au in these hydrothermal …

Magmatic origin for sediment-hosted Au deposits, Guizhou Province, China: In situ chemistry and sulfur isotope composition of pyrites, Shuiyindong and Jinfeng …

Z Xie, Y Xia, JS Cline, MJ Pribil… - Economic …, 2018 - pubs.geoscienceworld.org
Abstract The southwest Guizhou Province, China, contains numerous sediment-hosted Au
deposits with Au reserves greater than 700 tonnes. To date, the source of ore fluids that …

Fate of gold and base metals during metamorphic devolatilization of a pelite

R Zhong, J Brugger, AG Tomkins, Y Chen… - … et Cosmochimica Acta, 2015 - Elsevier
Scavenging of gold during metamorphic devolatilization is a widely accepted model for fluid
and metal sourcing in orogenic gold deposits. In order to further constrain this process and …

Colloidal gold transport: A key to high-grade gold mineralization?

L Petrella, N Thébaud, D Fougerouse, K Evans… - Mineralium …, 2020 - Springer
Experimental evidence suggests that hydrosulfide is the main ligand for gold transport in
solution and the main mechanism of Au transport in aqueous crustal hydrothermal fluids (Liu …

Disseminated gold mineralization under varied redox conditions: Constraints from microscopic observation, geochemistry, and thermodynamic modeling on fluid-rock …

H Li, Q Wang, L Yang, W Weng, J Deng - Chemical Geology, 2023 - Elsevier
The controls of fluid redox states on disseminated gold mineralization remain ambiguous. To
address this, this study compared the hydrothermal alteration and auriferous pyrite …

Pyrite-pyrrhotite stability in a metamorphic aureole: Implications for orogenic gold genesis

EG Finch, AG Tomkins - Economic Geology, 2017 - pubs.geoscienceworld.org
It is generally thought that orogenic gold deposit formation is associated, in many cases, with
metamorphic fluids. These fluids are mainly liberated by chlorite breakdown in the upper …