Coupled dissolution and precipitation at mineral–fluid interfaces

E Ruiz-Agudo, CV Putnis, A Putnis - Chemical Geology, 2014 - Elsevier
Reactions occurring at mineral–fluid interfaces are important in all geochemical processes
and essential for the cycling of elements within the Earth. Understanding the mechanism of …

Textural and compositional complexities resulting from coupled dissolution–reprecipitation reactions in geomaterials

A Altree-Williams, A Pring, Y Ngothai, J Brugger - Earth-Science Reviews, 2015 - Elsevier
Texture encompasses 'the overall appearance a rock has because of the size, shape, and
arrangement of its constituent mineral grains'. Textural observations are crucial for …

Metal remobilization and ore-fluid perturbation during episodic replacement of auriferous pyrite from an epizonal orogenic gold deposit

YF Wu, K Evans, JW Li, D Fougerouse… - … et Cosmochimica Acta, 2019 - Elsevier
Mineral-scale episodic replacement of auriferous pyrite by texturally-complex pyrite,
marcasite and minor arsenopyrite occurred in breccia ores from the Daqiao epizonal …

Bi-melt formation and gold scavenging from hydrothermal fluids: An experimental study

B Tooth, CL Ciobanu, L Green, B O'Neill… - … et Cosmochimica Acta, 2011 - Elsevier
The role of polymetallic melts in scavenging ore components has recently been highlighted
in the context of fluid-poor metamorphosed ore deposits. In contrast, the role of polymetallic …

A new mode of mineral replacement reactions involving the synergy between fluid-induced solid-state diffusion and dissolution-reprecipitation: A case study of the …

IA Adegoke, F **a, AP Deditius, MA Pearce… - … et Cosmochimica Acta, 2022 - Elsevier
Mineral replacement reactions are one of the most important phenomena controlling the
geochemical cycle of elements on Earth. In the early years, solid-state diffusion was …

Replacement of pyrrhotite by pyrite and marcasite under hydrothermal conditions up to 220 C: An experimental study of reaction textures and mechanisms

G Qian, F **a, J Brugger, WM Skinner… - American …, 2011 - pubs.geoscienceworld.org
The transformation of pyrrhotite to Fe disulfide (pyrite and/or marcasite) under hydrothermal
conditions was studied experimentally by probing the effects of temperature (up to 220° C …

Synchronous solid-state diffusion, dissolution-reprecipitation, and recrystallization leading to isotopic resetting: insights from chalcopyrite replacement by copper …

A Chaudhari, J Brugger, R Ram, P Chowdhury… - … et Cosmochimica Acta, 2022 - Elsevier
Reactions among minerals occur via solid-state diffusion or fluid-induced, interface-coupled
dissolution-reprecipitation (ICDR). Both mechanisms can coexist under conditions where the …

Supernormal enrichment of cadmium in sphalerite via coupled dissolution-reprecipitation process

H Duan, C Wang, R Hu, J Zhu, J Deng - Communications Earth & …, 2023 - nature.com
Supernormal enrichment of cadmium in sphalerite is frequently observed in some
sedimentary-hosted zinc-lead deposits, although related fluid process remains …

Geoinspired syntheses of materials and nanomaterials

D Portehault, I Gómez-Recio, MA Baron… - Chemical Society …, 2022 - pubs.rsc.org
The search for new materials is intimately linked to the development of synthesis methods. In
the current urge for the sustainable synthesis of materials, taking inspiration from Nature's …

The replacement of chalcopyrite by bornite under hydrothermal conditions

J Zhao, J Brugger, Y Ngothai… - American …, 2014 - pubs.geoscienceworld.org
We report the replacement of chalcopyrite by bornite under hydrothermal conditions in
solutions containing Cu (I) and hydrosulfide over the temperature range 200–320° C at …