Initial results from the Oman drilling project multi‐borehole observatory: Petrogenesis and ongoing alteration of mantle peridotite in the weathering horizon

PB Kelemen, JA Leong… - Journal of …, 2021 - Wiley Online Library
Abstract The Oman Drilling Project “Multi‐Borehole Observatory”(MBO) samples an area of
active weathering of tectonically exposed peridotite. This article reviews the geology of the …

What do we really know about the role of microorganisms in iron sulfide mineral formation?

A Picard, A Gartman, PR Girguis - Frontiers in Earth Science, 2016 - frontiersin.org
Iron sulfide mineralization in low-temperature systems is a result of biotic and abiotic
processes, though the delineation between these two modes of formation is not always …

[图书][B] Introduction to ore-forming processes

L Robb - 2020 - books.google.com
A comprehensive account of ore-forming processes, revised and updated The revised
second edition of Introduction to Ore-Forming Processes offers a guide to the multiplicity of …

Aqueous geochemical and microbial variation across discrete depth intervals in a peridotite aquifer assessed using a packer system in the Samail Ophiolite, Oman

DB Nothaft, AS Templeton, ES Boyd… - Journal of …, 2021 - Wiley Online Library
The potential for molecular hydrogen () generated via serpentinization to fuel subsurface
microbial ecosystems independent from photosynthesis has prompted biogeochemical …

Geological and economic significance of supergene metal deposits

M Reich, PM Vasconcelos - Elements, 2015 - pubs.geoscienceworld.org
Supergene metal deposits form when common rock types or deeply buried primary ore
bodies are exposed at or near the Earth's surface and undergo oxidation, dissolution and …

Transformation of minerals and mobility of heavy metals during oxidative weathering of seafloor massive sulfide and their environmental significance

S Hu, C Tao, S Liao, C Zhu, Z Qiu - Science of the Total Environment, 2022 - Elsevier
Seafloor massive sulfide (SMS) deposits have received widespread attention because of
their potential as available metal resources. Deep-sea mining operations significantly …

Mineral weathering of iron ore tailings primed by Acidithiobacillus ferrooxidans and elemental sulfur under contrasting pH conditions

Q Yi, S Wu, Y Liu, TS Chan, YR Lu, N Saha… - Science of The Total …, 2023 - Elsevier
The acidophilic sulfur oxidizing bacterium (SOB), Acidithiobacillus ferrooxidans, has been
found to stimulate elemental sulfur (S 0) oxidation and mineral weathering in alkaline Fe ore …

Floating gold grains and nanophase particles produced from the biogeochemical weathering of a gold-bearing ore

J Shuster, M Lengke… - Economic …, 2016 - pubs.geoscienceworld.org
A gold-bearing ore from the San Salvador vein, Capillitas mine, Argentina, was exposed to
an enriched, iron-and sulfur-oxidizing bacterial consortium for two months in an …

Evaluation of the contributions of gold derived from hypogene, supergene and surficial processes in the formation of placer gold deposits

RJ Chapman, D Craw, NR Moles, DA Banks… - 2023 - pubs.geoscienceworld.org
Placer gold particles have traditionally been considered as either detrital products of
weathering or authigenic minerals growing within placers. Recent advances in …

Tellurium biogeochemical transformation and cycling in a metalliferous semi-arid environment

OP Missen, B Etschmann, SJ Mills, SK Sanyal… - … et Cosmochimica Acta, 2022 - Elsevier
Abstract Tellurium (Te) is a Critical Mineral and its biogeochemical behaviour has mostly
been interpreted from laboratory-based studies rather than direct field observations, due to …