Atom probe tomography

B Gault, A Chiaramonti, O Cojocaru-Mirédin… - Nature Reviews …, 2021 - nature.com
Atom probe tomography (APT) provides three-dimensional compositional map** with sub-
nanometre resolution. The sensitivity of APT is in the range of parts per million for all …

Atom probe tomography: Development and application to the geosciences

SM Reddy, DW Saxey, WDA Rickard… - Geostandards and …, 2020 - Wiley Online Library
Atom probe tomography (APT) is an analytical technique that provides quantitative three‐
dimensional elemental and isotopic analyses at sub‐nanometre resolution across the whole …

[HTML][HTML] Nanoscale distribution of Ge in Cu-rich sphalerite

D Fougerouse, A Cugerone, SM Reddy, K Luo… - … et Cosmochimica Acta, 2023 - Elsevier
A large proportion of the critical elements resources Ge, Ga, and In are associated with
sphalerite in Pb-Zn ore deposits. Germanium in sphalerite has been proposed to be …

A new kind of invisible gold in pyrite hosted in deformation-related dislocations

D Fougerouse, SM Reddy, M Aylmore, L Yang… - …, 2021 - pubs.geoscienceworld.org
Mining of “invisible gold” associated with sulfides in gold ores represents a significant
proportion of gold production worldwide. Gold hosted in sulfide minerals has been proposed …

Complementary textural, trace element, and isotopic analyses of sulfides constrain ore-forming processes for the slate-hosted Yuhengtang Au deposit, South China

W Li, NJ Cook, GQ **e, JW Mao… - Economic …, 2021 - pubs.geoscienceworld.org
Yuhengtang is a representative slate-hosted Au deposit in the Jiangnan orogenic belt, South
China, with a reserve of~ 55 t Au and an average grade of~ 3.9 g/t. Gold mineralization is …

An arsenic-driven pump for invisible gold in hydrothermal systems

GS Pokrovski, C Escoda, M Blanchard… - Geochemical …, 2021 - hal.science
Pyrite (FeS 2), arsenopyrite (FeAsS) and löllingite (FeAs 2) are exceptional gold
concentrators on Earth; yet the exact redox and structural state of this" invisible" gold and the …

Decoupling of Au and As during rapid pyrite crystallization

YF Wu, K Evans, SY Hu, D Fougerouse… - …, 2021 - pubs.geoscienceworld.org
Gold (Au) is largely hosted by pyrite in a variety of hydrothermal systems, but the
incorporation of Au into pyrite under disequilibrium conditions remains poorly understood …

A nanoscale investigation of Carlin-type gold deposits: An atom-scale elemental and isotopic perspective

P Gopon, JO Douglas, MA Auger… - Economic …, 2019 - pubs.geoscienceworld.org
Carlin-type gold deposits are one of the most important gold mineralization styles in the
world. Despite their economic importance and the large volume of work that has been …

Trace elements in pyrite from five different gold ore deposit classes: A review and meta-analysis

L Babedi, BP von der Heyden, M Tadie, M Mayne - 2023 - pubs.geoscienceworld.org
Scientific studies that use pyrite trace element signatures to facilitate interpretations of the
geological history of hydrothermal gold deposits are becoming more common. Given this …

Texture and geochemistry of pyrite from the **ya, Nakuang and Gaolong gold deposits in the Youjiang Basin: implications for basin-scale gold mineralization

L Yang, Q Wang, RR Large, D Fougerouse… - Mineralium …, 2022 - Springer
To understand the controls of basin paleogeographic evolution on sediment-hosted gold
metallogenesis, a study was undertaken of pyrite texture and geochemistry of the **ya …